Accumulated amortization and other Finite-Lived Intangible Assets, Accumulated Amortization Investments Investment, Policy [Policy Text Block] Percentage of patronage credit paid in cash Percentage of Patronage Credit Paid in Cash Represents the percentage of patronage credits paid in cash by the entity. Current liabilities Business Combination, Recognized Liability Assumed, Liability, Current Award Timing Predetermined Award Timing Predetermined [Flag] Indefinite-lived Intangible Assets [Axis] Indefinite-Lived Intangible Assets [Axis] Entity File Number Entity File Number Additional Paid in Capital Additional Paid-in Capital [Member] Tabular List, Table Tabular List [Table Text Block] New Accounting Standards New Accounting Pronouncements, Policy [Policy Text Block] Adjustment to Compensation: Adjustment to Compensation [Axis] Government Assistance [Table] Government Assistance [Table] Named Executive Officers, Footnote Named Executive Officers, Footnote [Text Block] Revenue from Contracts with Customers Revenue from Contract with Customer [Text Block] Horizon Transaction Horizon Transaction [Member] Horizon Transaction Total lease payments Lessee, Lease Liability, Payments, Due Lessee, Lease Liability, Payments, Due Total current provision Current Income Tax Expense (Benefit) Adjustment to Compensation, Amount Adjustment to Compensation Amount Pension plan obligation Pension Plan [Member] Principles of consolidation Consolidation, Policy [Policy Text Block] Stock-based compensation expense, net of amount capitalized Share-Based Payment Arrangement, Noncash Expense OHIO OHIO Proceeds from the sale of FCC spectrum licenses Proceeds from Sale of Intangible Assets Employee Stock Option Share-Based Payment Arrangement, Option [Member] Schedule of Property, Plant and Equipment [Table] Property, Plant and Equipment [Table] Cash and cash equivalents Cash and Cash Equivalents, Policy [Policy Text Block] Percent Effective Income Tax Rate Reconciliation, Percent [Abstract] 2031 and thereafter Lessee, Lease Liability, Payments, Due After Year Five Lessee, Lease Liability, Payments, Due After Year Five Antidilutive Securities [Axis] Antidilutive Securities [Axis] Impairment expense Asset Impairment Charges Dividends declared Dividends, Common Stock, Cash Total shareholders’ equity Beginning balance Ending balance Equity, Attributable to Parent Present value of lease liabilities Lease, Liability Lease, Liability Insider Trading Policies and Procedures [Line Items] Schedule of Property, Plant and Equipment Property, Plant and Equipment [Table Text Block] Common stock, shares authorized (in shares) Common Stock, Shares Authorized Common stock issued (in shares) Stock Issued During Period, Shares, New Issues Interest rate Line of Credit Facility, Interest Rate at Period End LIABILITIES, TEMPORARY EQUITY AND SHAREHOLDERS’ EQUITY Liabilities and Equity [Abstract] State and Local Jurisdiction State and Local Jurisdiction [Member] Cover [Abstract] Cover [Abstract] Discontinued Operations Disposal Groups, Including Discontinued Operations, Disclosure [Text Block] Maximum Maximum [Member] Estimated Useful Life Finite-Lived Intangible Asset, Useful Life Pennsylvania PENNSYLVANIA Net Finite-Lived Intangible Assets, Net Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Total Compensation Amount Debt Instrument [Line Items] Debt Instrument [Line Items] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Accrued programming costs Accrued Programming Costs, Current Accrued Programming Costs, Current Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Accrued compensation Accrued Salaries, Current Non-Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated [Flag] (Loss) income from continuing operations before income taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Entity Shell Company Entity Shell Company Schedule of Carrying Values and Estimated Fair Values of Debt Instruments Schedule of Carrying Values and Estimated Fair Values of Debt Instruments [Table Text Block] Proceeds from sale of real estate portfolio Proceeds from Sale of Property, Plant, and Equipment Schedule of Long-term Debt Instruments [Table] Schedule of Long-Term Debt Instruments [Table] Number of dividend payments during the year Dividends, Number Of Payments During The Year Dividends, Number Of Payments During The Year Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Capitalized stock compensation Share-Based Payment Arrangement, Amount Capitalized Schedule of Cash Flow, Supplemental Disclosures Schedule of Cash Flow, Supplemental Disclosures [Table Text Block] Proceeds from escrow related to business acquisition Proceeds From Previous Acquisition, Escrow Proceeds From Previous Acquisition, Escrow Dividends on redeemable noncontrolling interest Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Schedule of Other Current Assets Schedule of Other Current Assets [Table Text Block] (Loss) income from continuing operations (Loss) income from continuing operations (Loss) income from continuing operations Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent Current operating lease liabilities Current operating lease liabilities Operating Lease, Liability, Current Interest on lease liabilities Finance Lease, Interest Expense Fiber-To-The-Home Fiber-To-The-Home [Member] Fiber-To-The-Home Document Fiscal Period Focus Document Fiscal Period Focus Intangible assets, net Intangible Assets, Net (Including Goodwill) Derivatives, Fair Value [Line Items] Derivatives, Fair Value [Line Items] Award Timing Method Award Timing Method [Text Block] Basic - (Loss) income from continuing operations (in dollars per share) Basic net income (loss) per share - continuing operations (in dollars per share) Income (Loss) from Continuing Operations, Per Basic Share Award Type [Axis] Award Type [Axis] Noncurrent portion of deferred revenue Contract with Customer, Liability, Noncurrent Schedule of Business Acquisition, Pro Forma Information Business Combination, Pro Forma Information [Table Text Block] Investment, Name [Domain] Investment, Name [Domain] Stock-based compensation Share-Based Payment Arrangement [Policy Text Block] Trading Symbol Trading Symbol Virginia VIRGINIA 2029 Lessee, Operating Lease, Liability, to be Paid, Year Four Operating Loss Carryforwards [Table] Operating Loss Carryforwards [Table] Stock based compensation (in shares) Shares Issued, Shares, Share-Based Payment Arrangement, after Forfeiture Entity Address, City or Town Entity Address, City or Town Finance lease, weighted average discount rate, percent Finance Lease, Weighted Average Discount Rate, Percent Net deferred tax assets Deferred Tax Assets, Net of Valuation Allowance Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount Restricted Stock Units (RSUs) Restricted Stock Units (RSUs) [Member] Allowance for credit losses Credit Loss, Financial Instrument [Policy Text Block] Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Aggregate purchase price Business Combination, Consideration Transferred Entity Emerging Growth Company Entity Emerging Growth Company Changes in assets and liabilities, net of effects of business acquisition: Increase (Decrease) in Operating Assets [Abstract] Finance lease, weighted average remaining lease term Finance Lease, Weighted Average Remaining Lease Term Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year [Member] Subject to Expiration After 2027 Subject to Expiration After 2027 [Member] Subject to Expiration After 2027 Leases Deferred Tax Liabilities, Tax Deferred Income Non-amortizing intangibles Indefinite-Lived Intangible Assets (Excluding Goodwill) Less: interest Finance Lease, Liability, Undiscounted Excess Amount Common stock, shares outstanding (in shares) Beginning balance (in shares) Ending balance (in shares) Common Stock, Shares, Outstanding Provision for credit losses Accounts Receivable, Credit Loss Expense (Reversal) SEC Schedule, 12-09, Allowance, Credit Loss SEC Schedule, 12-09, Allowance, Credit Loss [Member] Goodwill Broadband Segment [Member] Broadband Segment Schedule of Revenue by Activity Type Disaggregation of Revenue [Table Text Block] Current expense (benefit) Current Income Tax Expense (Benefit), Continuing Operations [Abstract] RLEC & Other RLEC & Other [Member] RLEC & Other [Member] Glo Fiber Construction Phase Glo Fiber Construction Phase [Member] Glo Fiber Construction Phase Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year [Member] Schedule of Finite-Lived Intangible Assets, Future Amortization Expense Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] Long-lived assets Intangible Assets, Finite-Lived, Policy [Policy Text Block] Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivative Instruments and Hedging Activities Disclosure [Abstract] Prepaid expenses and other Prepaid expenses and other Prepaid Expense and Other Assets, Current Number of Shares Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Entity Address, Postal Zip Code Entity Address, Postal Zip Code Restatement Determination Date Restatement Determination Date Income tax (benefit) expense Income tax (benefit) expense Income Tax Expense (Benefit) Basis spread on variable rate Debt Instrument, Basis Spread on Variable Rate Basic - Income from discontinued operations, net of tax (in dollars per share) Basic net income per share - discontinued operations (in dollars per share) Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Schedule of Amortized and Capitalized Contract Cost Capitalized Contract Cost [Table Text Block] Total property, plant and equipment Property, Plant and Equipment, Gross Discontinued Operations, Held-for-sale Discontinued Operations, Held-for-Sale [Member] Shares surrendered for settlement of employee taxes upon issuance of vested equity awards Business Acquisition Equity Interest Issued Or Issuable To Noncontrolling, Value Assigned Value of noncontrolling interests (such as common shares, preferred shares, or partnership interest) issued or issuable to acquire the entity. Discontinued Operations and Disposal Groups [Abstract] Notes Payable Notes Payable, Other Payables [Member] Other (expense) income: Other Income and Expenses [Abstract] Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] Capitalized Contract Cost [Roll Forward] Capitalized Contract Cost [Roll Forward] Capitalized Contract Cost [Roll Forward] Cash disbursed for acquisition, net of cash acquired Payments to Acquire Businesses, Net of Cash Acquired Federal Income Tax Paid, Federal, after Refund Received Buildings and structures Building and Building Improvements [Member] All Trading Arrangements All Trading Arrangements [Member] Equity Awards Adjustments, Footnote Equity Awards Adjustments, Footnote [Text Block] Total Shareholder Return Vs Peer Group Total Shareholder Return Vs Peer Group [Text Block] Accrued liabilities and other Accrued liabilities and other Accrued Liabilities, Current Outstanding awards, beginning of period (in shares) Outstanding awards, end of period (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] Net cash provided by operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Cable franchise rights Franchise Rights [Member] Investments Long-Term Investments Effective Income Tax Rate Reconciliation [Table] Effective Income Tax Rate Reconciliation [Table] Plant in service Depreciable Property, Plant and Equipment [Member] Depreciable Property, Plant and Equipment Estimated useful lives Property, Plant and Equipment, Useful Life Preferred stock, par value (in dollars per share) Preferred Stock, Par or Stated Value Per Share Subsequent Event Subsequent Event [Member] Schedule of Equity Method Investments [Line Items] Schedule of Equity Method Investments [Line Items] Equity Valuation Assumption Difference, Footnote Equity Valuation Assumption Difference, Footnote [Text Block] PEO Total Compensation Amount PEO Total Compensation Amount Depreciation and amortization Depreciation Long-Term Debt, Type [Axis] Long-Term Debt, Type [Axis] Property, plant and equipment [Abstract] Property, Plant and Equipment, Net, by Type [Abstract] 2029 Finance Lease, Liability, to be Paid, Year Four Schedule of Other Investments Schedule Of Other Investments Which Do Not Have Readily Determinable Fair Values [Table Text Block] Tabular disclosure of other investments which do not have readily determinable fair values. Increase in project costs Increase in Project Costs Increase in Project Costs Other Assets and Accrued Liabilities Other Liabilities Disclosure [Text Block] Equity Components [Axis] Equity Components [Axis] Property, Plant and Equipment [Line Items] Property, Plant and Equipment [Line Items] Sublease income Sublease Income Non-Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted [Flag] Number of reportable segments Number of Reportable Segments Advertising Costs Advertising Cost [Policy Text Block] 2026 Lessee, Lease Liability, Payments Next Twelve Months Lessee, Lease Liability, Payments Due Next Twelve Months Entity Address, State or Province Entity Address, State or Province Income from discontinued operations, net of tax Net Income (Loss) from Discontinued Operations Available to Common Shareholders, Basic Delayed Draw Term Loan (DDTL) Delayed Draw Term Loan (DDTL) [Member] Increase (decrease) in grants available Increase (Decrease) in Grants Available Increase (Decrease) in Grants Available Total current liabilities Liabilities, Current Number of positions eliminated, period percent Restructuring and Related Cost, Number of Positions Eliminated, Period Percent Long-term Purchase Commitment, Category of Item Purchased [Domain] Long-Term Purchase Commitment, Category of Item Purchased [Domain] Individual: Individual [Axis] Equity method investments Equity Method Investment, Aggregate Cost Income Tax Jurisdiction [Domain] Income Tax Jurisdiction [Domain] Dividends paid Payments of Ordinary Dividends, Common Stock Document Annual Report Document Annual Report Asset Purchase Agreement Asset Purchase Agreement [Member] Asset Purchase Agreement Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] Principal payments on long-term debt Repayments of Long-Term Debt Fully depreciated property, plant and equipment disposed Property, Plant and Equipment, Disposals Entity Interactive Data Current Entity Interactive Data Current Railroad crossing rights and other Railroad Crossing Rights [Member] Railroad Crossing Rights [Member] Number of customers Asset Acquisition, Number of Customers Asset Acquisition, Number of Customers Government Assistance, Type [Axis] Government Assistance, Type [Axis] Received a final settlement payment Proceeds from Derivative Instrument, Investing Activities The 2024 Plan Two Thousand Twenty Four Equity Incentive Plan [Member] Two Thousand Twenty Four Equity Incentive Plan Leases Deferred Tax Assets, Deferred Income Revenue recognition Revenue from Contract with Customer [Policy Text Block] Excess tax deficiency from share-based compensation Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-Based Payment Arrangement, Amount Schedule of Long-term Purchase Commitment Long-Term Purchase Commitment [Table Text Block] Calculation of net (loss) income per share: Calculation Of Net Income (Loss) Per Share [Abstract] Calculation Of Net Income (Loss) Per Share Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Convertible preferred stock, shares issued upon conversion Convertible Preferred Stock, Shares Issued upon Conversion Property, Plant and Equipment, Type [Axis] Long-Lived Tangible Asset [Axis] 2027 Finance Lease, Liability, to be Paid, Year Two Schedule of Minimum Rental Receipts Under Lease Agreement Lessor, Operating Leases Lessor, Operating Lease, Payment to be Received, Maturity [Table Text Block] Balance at Beginning of Year Balance at End of Year SEC Schedule, 12-09, Valuation Allowances and Reserves, Amount Class B Notes Class B Notes [Member] Class B Notes Prepaid maintenance expenses Prepaid Maintenance Expense, Current Prepaid Maintenance Expense, Current Prepaid expenses and other Other Assets, Noncurrent Condensed Financial Statements [Table] Condensed Financial Statements [Table] Total debt, net of unamortized loan fees Total Debt, Net Of Unamortized Loan Fees Amount after unamortized loan fees of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. Entity Central Index Key Entity Central Index Key PEO Name PEO Name Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year [Member] 2027 Purchase Obligation, to be Paid, Year Two Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Defined Benefit Plan [Table] Defined Benefit Plan [Table] Advanced billings and customer deposits Contract with Customer, Liability, Current Schedule of Derivative Instruments Fair Value Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block] Beginning balance Ending balance Temporary Equity, Carrying Amount, Attributable to Parent Exercise Price Award Exercise Price Entity Filer Category Entity Filer Category Adjusted EBITDA Adjusted EBITDA Adjusted EBITDA Class of Stock [Domain] Class of Stock [Domain] Expected tax (benefit) expense at federal statutory Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent Subsequent Event Type [Axis] Subsequent Event Type [Axis] Sale proceeds Disposal Group, Including Discontinued Operation, Consideration Long-term debt, less current maturities, net of unamortized loan fees Long-Term Debt, Excluding Current Maturities 2028 Finite-Lived Intangible Asset, Expected Amortization, Year Three Deferred tax assets: Deferred Tax Assets, Net [Abstract] Gross carrying amount Finite-Lived Intangible Assets, Gross Broadband Network Grants Broadband Network Grants [Member] Broadband Network Grants Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year [Member] Energy Capital Partners Energy Capital Partners [Member] Energy Capital Partners Entity Address, Address Line One Entity Address, Address Line One Accumulated Other Comprehensive Income (Loss) Accumulated Other Comprehensive Income, net of taxes AOCI Attributable to Parent [Member] Allowance for doubtful accounts Accounts Receivable, Allowance for Credit Loss, Current Operating income Disposal Group, Including Discontinued Operation, Operating Income (Loss) Redeemable noncontrolling interest Redeemable Noncontrolling Interest, Equity, Carrying Amount Business Combination, Asset Acquisition, Transaction between Entities under Common Control, and Joint Venture Formation [Abstract] Income tax expense Discontinued Operation, Tax Effect of Income (Loss) from Discontinued Operation During Phase-out Period Derivatives and Hedging Derivative Instruments and Hedging Activities Disclosure [Text Block] Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] Fair Value as of Grant Date Award Grant Date Fair Value Cost method investments Equity Securities, FV-NI, Cost Operating loss carryforwards Operating Loss Carryforwards Schedule of Long-term Debt Schedule of Long-Term Debt Instruments [Table Text Block] Granted (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period Total operating expenses Costs and Expenses Forfeited (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period Compensation, nonvested awards, compensation cost not yet recognized Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount Equipment and software Equipment and Software [Member] Purchased software applications and internally developed software for sale, licensing or long-term internal use and related equipment. Deferred income taxes Deferred Income Taxes and Tax Credits Changed Peer Group, Footnote Changed Peer Group, Footnote [Text Block] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] 2027 Lessee, Operating Lease, Liability, to be Paid, Year Two Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] SEC Schedule, 12-09, Valuation Allowances and Reserves Type [Axis] SEC Schedule, 12-09, Valuation Allowances and Reserves Type [Axis] Finance Lease, Liability, Statement of Financial Position [Extensible Enumeration] Finance Lease, Liability, Statement of Financial Position [Extensible Enumeration] Residential And SMB - Incumbent Broadband Markets Residential And SMB - Incumbent Broadband [Member] Residential And SMB - Incumbent Broadband Title Trading Arrangement, Individual Title Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Cash consideration Payments to Acquire Businesses, Gross Non-PEO NEO Non-PEO NEO [Member] Purchase Commitments Purchase Obligation, Fiscal Year Maturity [Abstract] Dividend percentage Preferred Stock, Dividend Rate, Percentage 2030 Lessee, Lease Liability, Payments, Due Year Five Lessee, Lease Liability, Payments, Due Year Five Other intangibles Other Intangible Assets [Member] Less: unamortized loan fees Unamortized Loan Fees, Net Represents the net unamortized loan fees. Land Land [Member] Dividends on redeemable noncontrolling interest Redeemable Preferred Stock Dividends Award Type [Domain] Award Type [Domain] 2026 Lessee, Operating Lease, Liability, to be Paid, Year One Equity Awards Adjustments Equity Awards Adjustments [Member] Advertising expense Advertising Expense Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block] Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Defined Benefit Plan Disclosure [Line Items] Defined Benefit Plan Disclosure [Line Items] Compensation Amount Outstanding Recovery Compensation Amount Deferred (benefit) expense Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract] Total Lease Liabilities, Payments, Due [Abstract] Lease Liabilities, Payments, Due [Abstract] Other Effective Income Tax Rate Reconciliation, Other Reconciling Items, Percent Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Retirement Plan Type [Domain] Retirement Plan Type [Domain] Provision for Credit Losses SEC Schedule, 12-09, Valuation Allowances and Reserves, Additions, Charge to Cost and Expense Schedule of Accounts Receivable, Allowance for Credit Loss Accounts Receivable, Allowance for Credit Loss [Table Text Block] MNPI Disclosure Timed for Compensation Value MNPI Disclosure Timed for Compensation Value [Flag] Revenues [Abstract] Revenues [Abstract] Documents Incorporated by Reference Documents Incorporated by Reference [Text Block] Accumulated other comprehensive income, net of taxes Accumulated Other Comprehensive Income (Loss), Net of Tax Goodwill, Gross Goodwill, Gross Government grant paid to horizon up-front Government Assistance, Award Amount, Upfront Payment Government Assistance, Award Amount, Upfront Payment Condensed Financial Statements, Captions [Line Items] Condensed Financial Statements, Captions [Line Items] Gain on sale of FCC spectrum licenses Gain (Loss) on Disposition of Intangible Assets Total gross deferred tax liabilities Deferred Tax Liabilities, Gross Schedule of Intangible Assets Resulting from Acquisition Schedule of Indefinite-Lived Intangible Assets [Table Text Block] Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Minimum Minimum [Member] Schedule of Finite Lived Intangible Assets, Amortization, Estimated Useful Lives Schedule of Finite Lived Intangible Assets, Amortization, Estimated Useful Lives [Table Text Block] Schedule of Finite Lived Intangible Assets, Amortization, Estimated Useful Lives [Table Text Block] Company Selected Measure Name Company Selected Measure Name Issuance of redeemable noncontrolling interest (in shares) Noncontrolling Interest, Stock Issued During Period, Increase From Subsidiary Equity Issuance Noncontrolling Interest, Stock Issued During Period, Increase From Subsidiary Equity Issuance Debt Debt Disclosure [Text Block] Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Accounts payable Accounts payable Accounts Payable, Current Deferred tax liabilities: Deferred Tax Liabilities, Net [Abstract] Cash paid for operating lease liabilities Operating Lease, Payments Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] Secured Fiber Network Revenue Term Notes Member Secured Fiber Network Revenue Term Notes Member [Member] Secured Fiber Network Revenue Term Notes Member Tax Period [Axis] Tax Period [Axis] Restructuring Plan [Domain] Restructuring Plan [Domain] Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Service revenue and other Disposal Group, Including Discontinued Operation, Revenue Weighted average shares outstanding, diluted (in shares) Diluted weighted average shares (in shares) Weighted Average Number of Shares Outstanding, Diluted Segments Segment Reporting, Policy [Policy Text Block] Number of homes Asset Acquisition, Number Of Homes Asset Acquisition, Number Of Homes Non-GAAP Measure Description Non-GAAP Measure Description [Text Block] Reconciliation of Assets from Segment to Consolidated [Table] Reconciliation of Assets from Segment to Consolidated [Table] Entity Small Business Entity Small Business Payments of stock issuance costs Payments of Stock Issuance Costs Conversion price per share (in dollars per share) Preferred Stock, Convertible, Conversion Price Income Tax Disclosure [Abstract] Income Tax Disclosure [Abstract] 2029 Purchase Obligation, to be Paid, Year Four Preferred stock, shares outstanding Preferred Stock, Shares Outstanding Commitment fees Line of Credit Facility, Commitment Fee Amount State taxes Current State and Local Tax Expense (Benefit) Document Transition Report Document Transition Report Other long-term assets Business Combination, Recognized Asset Acquired, Other Asset, Noncurrent Interest expense Interest Costs Incurred Total lease payments Finance Lease, Liability, to be Paid Underlying Securities Award Underlying Securities Amount Cable and fiber Other Machinery and Equipment [Member] Preferred stock dividends - paid in kind Dividends, preferred stock, paid-in-kind Dividends, Preferred Stock, Paid-in-kind Equity Component [Domain] Equity Component [Domain] Document Period End Date Document Period End Date Income Taxes Income Tax Disclosure [Text Block] Proceeds from credit facility borrowings Proceeds from Lines of Credit Awards Close in Time to MNPI Disclosures, Table Awards Close in Time to MNPI Disclosures [Table Text Block] Accruals and stock-based compensation Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals Document Type Document Type Name Outstanding Recovery, Individual Name Shares surrendered for settlement of employee taxes upon issuance of vested equity awards (in shares) Adjustments Related To Tax Withholding For Share-Based Compensation, Shares Adjustments Related To Tax Withholding For Share-Based Compensation, Shares Additional paid in capital Additional Paid in Capital Variable Funding Notes Variable Funding Notes [Member] Variable Funding Notes Product and Service [Axis] Product and Service [Axis] Schedule of Defined Benefit Plans Disclosures Schedule of Defined Benefit Plans Disclosures [Table Text Block] Payments for long-term purchase commitment Payments For Long-Term Purchase Commitment Payments For Long-Term Purchase Commitment Asset Acquisition [Domain] Asset Acquisition [Domain] Service revenue and other Revenue from Contract with Customer, Excluding Assessed Tax Asset acquisition, consideration transferred Asset Acquisition, Consideration Transferred Total current assets Assets, Current Statistical Measurement [Axis] Statistical Measurement [Axis] Other Liabilities Disclosure [Abstract] Other Liabilities Disclosure [Abstract] Depreciation and amortization Disposal Group, Including Discontinued Operation, Depreciation and Amortization Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Disposal Group Name [Axis] Disposal Group Name [Axis] Taxes paid for equity award issuances Payment, Tax Withholding, Share-Based Payment Arrangement Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] Net (loss) income attributable to common shareholders Net Income (Loss) Available to Common Stockholders, Basic Net current period other comprehensive income (loss) Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Current liabilities: Liabilities, Current [Abstract] Shentel Broadband Operations LLC Shentel Broadband Operations LLC [Member] Shentel Broadband Operations LLC Weighted average benefit period Weighted Average Customer Benefit Period Weighted Average Customer Benefit Period Long-term line of credit Long-Term Line of Credit Previous Credit Agreements Previous Credit Agreements [Member] Previous Credit Agreements Paid in kind dividend percentage, increase after seventh anniversary Preferred Stock, Dividend Rate, Paid In Kind Percentage, Increase After Seventh Anniversary Post Closing Preferred Stock, Dividend Rate, Paid In Kind Percentage, Increase After Seventh Anniversary Post Closing Diluted net (loss) income per share (in dollars per share) Earnings Per Share, Diluted Other deferrals and accruals Increase (Decrease) in Other Accrued Liabilities 2030 Lessor, Operating Lease, Payment to be Received, Year Five Accounts receivable, net of allowance for credit losses of $829 and $1,156, respectively Accounts receivable Accounts Receivable, after Allowance for Credit Loss, Current AOCI Attributable to Parent, Net of Tax [Roll Forward] AOCI Attributable to Parent, Net of Tax [Roll Forward] Preferred stock dividends - participating Dividends, preferred stock, cash Dividends, Preferred Stock, Cash Proceeds from sale of assets and other Proceeds from Sale of Machinery and Equipment Expected outstanding debt Percentage of Debt Hedged by Interest Rate Derivatives US state and local Income Tax Paid, State and Local, after Refund Received Auditor Location Auditor Location Government Assistance [Abstract] Domestic Tax Jurisdiction Domestic Tax Jurisdiction [Member] Noncontrolling Interest [Abstract] Less: interest Lessee, Operating Lease, Liability, Undiscounted Excess Amount Total Income taxes paid, net Income Taxes Paid, Net Preferred stock, redemption period Preferred Stock, Redemption Period Preferred Stock, Redemption Period 2027 Finite-Lived Intangible Asset, Expected Amortization, Year Two Entity Well-known Seasoned Issuer Entity Well-known Seasoned Issuer Property, Plant and Equipment Property, Plant and Equipment Disclosure [Text Block] Total lease payments Lessee, Operating Lease, Liability, to be Paid Broadband contract acquisition costs Capitalized Contract Cost, Net, Current Schedule of Accrued Liabilities and Other Other Current Liabilities [Table Text Block] Expiration Date Trading Arrangement Expiration Date 2030 Finite-Lived Intangible Asset, Expected Amortization, Year Five Less: interest Lessee, Lease Liability, Undiscounted Excess Amount Lessee, Lease Liability, Undiscounted Excess Amount Percentage of patronage credit paid in share Percentage of Patronage Credit Paid in Share Represents the percentage of patronage credits paid in share by the entity. Property, plant and equipment, net Property, plant and equipment, net Property, Plant and Equipment, Net Restructuring, integration and acquisition Restructuring Charges Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Net Income [Text Block] Accounts receivable Increase (Decrease) in Accounts Receivable Series A Preferred Stock Series A Preferred Stock [Member] Entity Current Reporting Status Entity Current Reporting Status Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Consolidated Entities [Domain] Consolidated Entities [Domain] Expected tax (benefit) expense at federal statutory Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount Total assets acquired Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Assets Acquired Including Goodwill Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Assets Acquired Including Goodwill Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Executive Category: Executive Category [Axis] Excess tax deficiency from share-based compensation Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-Based Payment Arrangement, Percent State income tax (benefit) expense, net of federal tax effect Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent Current Fiscal Year End Date Current Fiscal Year End Date Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Weighted Average Grant Price Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract] Shares remained available for future issuance (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Total operating expenses Disposal Group, Including Discontinued Operation, Operating Expense Redeemable Noncontrolling Interest Noncontrolling Interest Disclosure [Text Block] SERP investments at fair value Equity Securities, FV-NI, Current Summary of Significant Accounting Policies Business Description and Accounting Policies [Text Block] Unrecognized tax benefits Unrecognized Tax Benefits Anti-dilutive awards outstanding (fewer than) (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Other Commitments [Table] Other Commitments [Table] Leases Lessee, Operating Leases [Text Block] Net cash provided by financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Audit Information [Abstract] Audit Information Measure: Measure [Axis] 2031 and thereafter Finite-Lived Intangible Asset, Expected Amortization, after Year Five Marketing Services and IT Softeware Licences Marketing Services and IT Softeware Licences [Member] Marketing Services and IT Softeware Licences Property, Plant and Equipment, Type [Domain] Long-Lived Tangible Asset [Domain] Shentel Broadband Holding Inc. Shentel Broadband Holding Inc. [Member] Shentel Broadband Holding Inc. Cost of services exclusive of depreciation and amortization Cost of Goods and Service, Excluding Depreciation, Depletion, and Amortization Disposal Group Classification [Domain] Disposal Group Classification [Domain] Grants receivable Grants Receivable Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Amortization of debt issuance costs Amortization of Debt Issuance Costs Funding amounts due and payable for certain priority of payments Debt Instrument, Funding Amounts Due And Payable For Certain Priority Of Payments Debt Instrument, Funding Amounts Due And Payable For Certain Priority Of Payments Entity Tax Identification Number Entity Tax Identification Number Broadband contract acquisition costs Capitalized Contract Cost, Net, Noncurrent Indefinite-lived intangible assets, useful life Indefinite-Lived Intangible Assets, Useful Life Indefinite-Lived Intangible Assets, Useful Life Asset Acquisition [Axis] Asset Acquisition [Axis] Schedule of Variable Interest Entities Schedule of Variable Interest Entities [Table Text Block] Common stock, shares issued (in shares) Common Stock, Shares, Issued Total other long-term liabilities Liabilities, Other than Long-Term Debt, Noncurrent Government grants Government Assistance [Policy Text Block] Derivate asset, statement of financial position [extensible enumeration] Derivative Asset, Statement of Financial Position [Extensible Enumeration] Operating lease, weighted average remaining lease term Operating Lease, Weighted Average Remaining Lease Term Goodwill and Intangible Assets Goodwill and Intangible Assets Disclosure [Text Block] Entity Public Float Entity Public Float Government grant liabilities Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Government Assistance, Liability, Noncurrent Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Government Assistance, Liability, Noncurrent Subscriber relationships Acquired Subscribers - Broadband [Member] Acquired Subscribers - Broadband [Member] Interest expense Interest expense Interest Expense, Nonoperating Trading Arrangement: Trading Arrangement [Axis] Prepaid expenses and other Derivative Asset, Current Total Shareholder Return Amount Total Shareholder Return Amount Security Exchange Name Security Exchange Name 2027 Lessor, Operating Lease, Payment to be Received, Year Two Income from discontinued operations, net of tax Income (Loss) From Discontinued Operations, Net Of Tax, Attributable To Parent, Excluding Gain (Loss) On Disposition Income (Loss) From Discontinued Operations, Net Of Tax, Attributable To Parent, Excluding Gain (Loss) On Disposition Maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Commercial Fiber Commercial Fiber [Member] Commercial Fiber Investments Investment Holdings [Text Block] Indefinite-lived Intangible Assets, Major Class Name [Domain] Indefinite-Lived Intangible Assets, Major Class Name [Domain] Operating expenses: Operating Expenses [Abstract] Other expense Disposal Group, Including Discontinued Operation, Other Expense Benefit plan obligations Liability, Defined Benefit Plan, Noncurrent Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Temporary Equity [Roll Forward] Statement [Line Items] Statement [Line Items] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Shares issued (as a percent) Share-Based Compensation Arrangement By Share-Based Payment Award, Shares Issued In Period, Percentage Share-Based Compensation Arrangement By Share-Based Payment Award, Shares Issued In Period, Percentage Cash and cash equivalents Cash and cash equivalents Cash and Cash Equivalent Subsequent Event [Line Items] Subsequent Event [Line Items] Additional number of shares authorized for issuance (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Additional Shares Authorized Shares (no par value) Common Stock [Member] Vested (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period Finance Leases Finance Lease, Liability, to be Paid, Fiscal Year Maturity [Abstract] Net increase (decrease) in cash, cash equivalents, and restricted cash Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation Current and other assets Business Combination, Recognized Asset Acquired, Asset, Current Statistical Measurement [Domain] Statistical Measurement [Domain] Property, plant and equipment Business Combination, Recognized Asset Acquired, Property, Plant, and Equipment 2031 and thereafter Lessee, Operating Lease, Liability, to be Paid, after Year Five 2028 Lessee, Lease Liability, Payments, Due Year Three Lessee, Lease Liability, Payments, Due Year Three Number of frozen defined benefit plan Number Of Frozen Defined Benefit Plans Number Of Frozen Defined Benefit Plans Temporary equity: Temporary Equity [Abstract] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis] Shentel Broadband Term loan A-2 Term loan A-2 [Member] Loan from a bank/financial institution for a specific amount that has a specified repayment schedule and a fixed/floating interest rate. Interest rate swaps Interest Rate Swap [Member] Debt issuance costs Debt, Policy [Policy Text Block] Leases [Abstract] Leases [Abstract] Schedule of Other Noncurrent Liabilities Other Noncurrent Liabilities [Table Text Block] 2029 Lessor, Operating Lease, Payment to be Received, Year Four Equity interest issued (in shares) Business Combination, Consideration Transferred, Equity Interest, Share Issued, Number of Shares Number of frozen unfunded postretirement medical benefits plan Number Of Frozen Unfunded Postretirement Medical Benefits Plan Number Of Frozen Unfunded Postretirement Medical Benefits Plan Accounts payable Increase (Decrease) in Accounts Payable Schedule of Disposal Groups, Including Discontinued Operations Disposal Groups, Including Discontinued Operations [Table Text Block] Trading Arrangements, by Individual Trading Arrangements, by Individual [Table] Basic net (loss) income per share (in dollars per share) Earnings Per Share, Basic Total gross deferred tax assets Deferred Tax Assets, Gross Discount rate (as a percent) Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate Unrealized gain on interest rate hedge, net of tax Other Comprehensive Income (Loss), Net of Tax Commission payments Capitalized Contract Cost Payments Capitalized Contract Cost Payments Selected Financial Data for Segments Schedule of Segment Reporting Information, by Segment [Table Text Block] Diluted - Income from discontinued operations, net of tax (in dollars per share) Diluted net income per share - discontinued operations (in dollars per share) Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Diluted Share Remaining performance obligations Revenue, Remaining Performance Obligation, Amount 2028 Finance Lease, Liability, to be Paid, Year Three Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Redeemable Noncontrolling Interest [Table] Redeemable Noncontrolling Interest [Table] Category of Item Purchased [Axis] Category of Item Purchased [Axis] Variable Interest Entity, Primary Beneficiary Variable Interest Entity, Primary Beneficiary [Member] Stock compensation expense Share-Based Payment Arrangement, Expense Segment Reporting, Asset Reconciling Item [Line Items] Segment Reporting, Asset Reconciling Item [Line Items] Tax Period [Domain] Tax Period [Domain] Goodwill and Intangible Assets Disclosure [Abstract] Goodwill and Intangible Assets Disclosure [Abstract] Current assets: Assets, Current [Abstract] Total liabilities, temporary equity and shareholders’ equity Liabilities and Equity Operating lease assets and liabilities, net Increase Decrease In Operating Lease Right Of Use Asset Increase Decrease In Operating Lease Right Of Use Asset Operating lease right-of-use assets Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Operating Lease Right-Of-Use Assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Operating Lease Right-of-Use Assets Stock compensation expense, net Share-Based Payment Arrangement, Expense, after Tax Equity Method Investment [Table] Equity Method Investment [Table] 2028 Purchase Obligation, to be Paid, Year Three Accounting Policies [Abstract] Accounting Policies [Abstract] Schedule of Expected Maturity of Lease Liabilities, Operating Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block] Fair value of RSUs vested Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value Pay vs Performance Disclosure [Line Items] Present value of lease liabilities Operating Lease, Liability Total Lessor, Operating Lease, Payment to be Received Acquisitions Business Combination [Text Block] Amortization of leased assets Finance Lease, Right-of-Use Asset, Amortization Discontinued operations: Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax [Abstract] Other liabilities Other liabilities Other liabilities Other Liabilities, Noncurrent Equity Award Equity Award [Member] Equity Award Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Current maturities of long-term debt, net of unamortized loan fees Long-Term Debt, Current Maturities Company Selected Measure Amount Company Selected Measure Amount 2028 Lessee, Operating Lease, Liability, to be Paid, Year Three Comprehensive (loss) income attributable to common shareholders Comprehensive Income (Loss), Net of Tax, Attributable to Parent Disposal Group Name [Domain] Disposal Group Name [Domain] Name Measure Name Deferred income taxes Deferred Income Tax Liabilities, Net Total income from discontinued operations, net of tax Income from discontinued operations, net of tax Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent Total debt Long-Term Debt Legal Entity [Axis] Legal Entity [Axis] Total assets Assets Cash flows from investing activities: Cash Provided by (Used in) Investing Activity, Continuing Operation [Abstract] 2026 Finite-Lived Intangible Asset, Expected Amortization, Year One Vested, weighted average grant price (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value Geographical [Domain] Geographical [Domain] Loss before income taxes Business Combination, Pro Forma Income (Loss) from Continuing Operations, Before Tax Business Combination, Pro Forma Income (Loss) from Continuing Operations, Before Tax Income taxes Income Tax, Policy [Policy Text Block] Components of Deferred Tax Assets and Liabilities [Abstract] Components of Deferred Tax Assets and Liabilities [Abstract] Estimated useful life, acquired intangible asset Acquired Finite-Lived Intangible Assets, Weighted Average Useful Life 2029 Finite-Lived Intangible Asset, Expected Amortization, Year Four 2026 Finance Lease, Liability, to be Paid, Year One Cash dividends declared per common share (in dollars per share) Common Stock, Dividends, Per Share, Declared Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Beginning Balance Ending Balance Capitalized Contract Cost, Net Operating lease right-of-use assets obtained in exchange for new lease liabilities (includes new leases or modifications of existing leases) Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Document Financial Statement Error Correction [Flag] Document Financial Statement Error Correction [Flag] State income tax (benefit) expense, net of federal tax effect Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount 2029 Lessee, Lease Liability, Payments, Due Year Four Lessee, Lease Liability, Payments, Due Year Four Insider Trading Policies and Procedures Not Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] Business Combination [Domain] Business Combination [Domain] Operating Leases Lessee, Operating Lease, Liability, to be Paid, Fiscal Year Maturity [Abstract] Schedule of Components of Federal and State Income Taxes Schedule of Components of Income Tax Expense (Benefit) [Table Text Block] Plan Name [Axis] Plan Name [Axis] Property, plant and equipment Property, Plant and Equipment, Policy [Policy Text Block] PEO PEO [Member] Intangible assets Deferred Tax Liabilities, Intangible Assets Residential And SMB - Glo Fiber Expansion Markets Residential And SMB - Glo Fiber Expansion Markets [Member] Residential And SMB - Glo Fiber Expansion Markets Land improvements Land Improvements [Member] Valuation allowance Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount Property, plant and equipment Deferred Tax Liabilities, Property, Plant and Equipment Retained Earnings Retained Earnings [Member] Income Tax Jurisdiction [Axis] Income Tax Jurisdiction [Axis] Share-based Payment Arrangement [Abstract] Share-Based Payment Arrangement [Abstract] Cash, cash equivalents, and restricted cash, beginning of period Cash, cash equivalents, and restricted cash, end of period Cash, cash equivalents, and restricted cash Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Income Statement [Abstract] Income Statement [Abstract] Total fair value of derivatives designated as hedging instruments Derivative Asset Variable Funding Note Facility Variable Funding Note Facility [Member] Variable Funding Note Facility Intangible assets, net Intangible Assets, Net (Excluding Goodwill) Product and Service [Domain] Product and Service [Domain] Diluted - (Loss) income from continuing operations (in dollars per share) Diluted net income (loss) per share - continuing operations (in dollars per share) Income (Loss) from Continuing Operations, Per Diluted Share 2028 Lessor, Operating Lease, Payment to be Received, Year Three Restatement does not require Recovery Restatement Does Not Require Recovery [Text Block] Business Combination [Table] Business Combination [Table] Derivative, notional amount Derivative, Notional Amount Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization, Consolidation and Presentation of Financial Statements [Abstract] City Area Code City Area Code Award Timing, How MNPI Considered Award Timing, How MNPI Considered [Text Block] Less: capitalized interest Interest Costs Capitalized Net cash provided by (used in) investing activities - discontinued operations Cash Provided by (Used in) Investing Activity, Discontinued Operation Proceeds from the issuance Proceeds from Long-Term Lines of Credit Proceeds from the issuance of redeemable noncontrolling interest, net of financing fees paid Proceeds From Issuance Of Temporary Equity, Net Of Financing Fees Paid Proceeds From Issuance Of Temporary Equity, Net Of Financing Fees Paid Net deferred tax liabilities Deferred Tax Liabilities, Net Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] SEC Schedule, 12-09, Valuation Allowances and Reserves [Domain] SEC Schedule, 12-09, Valuation Allowances and Reserves [Domain] Effective Income Tax Rate Reconciliation [Line Items] Effective Income Tax Rate Reconciliation [Line Items] Lease cost Lease, Cost Goodwill Goodwill Schedule of Components of Lease Costs Lease, Cost [Table Text Block] Tangible Asset Impairment Charges Tangible Asset Impairment Charges Federal taxes Deferred Federal Income Tax Expense (Benefit) Antidilutive securities outstanding Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Outstanding Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Outstanding Auditor Name Auditor Name Nature of Operations Nature of Operations [Text Block] Non-current operating lease liabilities Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Non-Current Operating Lease Liability Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Non-Current Operating Lease Liability Other long-term liabilities: Other Liabilities, Noncurrent [Abstract] Supplemental Disclosures of Cash Flow Information Supplemental Cash Flow Information [Abstract] Accounts receivable Business Combination, Recognized Asset Acquired, Receivable, Current Other Performance Measure, Amount Other Performance Measure, Amount Payments for debt issuance and amendment costs Debt issuance costs Payments of Debt Issuance Costs Fair value measurements Fair Value Measurement, Policy [Policy Text Block] 2026 Lessor, Operating Lease, Payment to be Received, Year One Amount Income Tax Expense (Benefit), Effective Income Tax Rate Reconciliation, Amount [Abstract] Proceeds from income tax refunds Proceeds from Income Tax Refunds Derivative Instrument [Axis] Derivative Instrument [Axis] Horizon Acquisition Parent LLC Horizon Acquisition Parent LLC [Member] Horizon Acquisition Parent LLC FCC spectrum licenses FCC Spectrum Licenses [Member] FCC Spectrum Licenses [Member] Leases Lessee, Finance Leases [Text Block] Revenue from contract with customer, product and service [extensible enumeration] Revenue from Contract with Customer, Product and Service [Extensible Enumeration] Other Other Assets, Current Investments [Abstract] Investments [Abstract] Entity [Domain] Entity [Domain] Net cash used in investing activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation Performance obligation period Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table [Member] 2026 Purchase Obligation, to be Paid, Year One Deferred charges and other assets Derivative Asset, Noncurrent Interest paid, net of amounts capitalized Interest Paid, Excluding Capitalized Interest, Operating Activity Document Fiscal Year Focus Document Fiscal Year Focus Operating lease right-of-use assets Operating lease right-of-use assets Operating Lease, Right-of-Use Asset Effective tax rate Effective tax rate Effective Income Tax Rate Reconciliation, Percent Operating lease cost Operating Lease, Cost CoBank CoBank [Member] Equity securities investments. Government Grants Accounts and Nontrade Receivable [Text Block] Cash flows from operating activities: Cash Provided by (Used in) Operating Activity, Continuing Operation [Abstract] Plan Name [Domain] Plan Name [Domain] Acquisition costs Business Combination, Acquisition-Related Cost, Expense Compensation, nonvested awards, cost not yet recognized, period for recognition Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition Valuation allowance on deferred tax Less valuation allowance Deferred Tax Assets, Valuation Allowance Indefinite-lived Intangible Assets Goodwill and Intangible Assets, Policy [Policy Text Block] Total Purchase Obligation Segment Information Segment Reporting Disclosure [Text Block] Fair value of pension plan assets Defined Benefit Plan, Plan Assets, Amount Federal taxes Current Federal Tax Expense (Benefit) Other Commitments [Line Items] Other Commitments [Line Items] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Finite-Lived Intangible Assets [Line Items] Finite-Lived Intangible Assets [Line Items] Net change in unrealized gain Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax, Parent Other long-term liabilities Business Combination, Recognized Liability Assumed, Other Liability, Noncurrent Compensation Actually Paid vs. Total Shareholder Return Compensation Actually Paid vs. Total Shareholder Return [Text Block] Cost of services Disposal Group, Including Discontinued Operation, Costs of Goods Sold Amortization expense Amortization of Intangible Assets Leases Lessee, Leases [Policy Text Block] Selling, general and administrative Selling, General and Administrative Expense Restricted cash and cash equivalents Restricted Cash and Cash Equivalent, Current Schedule of Accumulated Other Comprehensive Income (Loss) Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] (Loss) income from continuing operations Net Income (Loss) from Continuing Operations Available to Common Shareholders, Basic Depreciation and amortization Depreciation, Depletion and Amortization Current income taxes Increase (Decrease) in Income Taxes Receivable Redeemable Noncontrolling Interest [Line Items] Redeemable Noncontrolling Interest [Line Items] Projected benefit obligation Defined Benefit Plan, Overfunded Pension Plan, Projected Benefit Obligation Defined Benefit Plan, Overfunded Pension Plan, Projected Benefit Obligation Preferred stock, convertible, common stock price trigger percentage Preferred Stock, Convertible, Common Stock Price Trigger Percentage Preferred Stock, Convertible, Common Stock Price Trigger Percentage Revolving Credit Facility Revolving Credit Facility [Member] Present value of lease liabilities Finance Lease, Liability Arrangement Duration Trading Arrangement Duration Loss before income taxes Business Combination, Acquiree's Earnings (Loss) since Acquisition Date, Actual Shentel Broadband Term loan A-1 Term loan A-1 [Member] Loan from a bank/financial institution for a specific amount that has a specified repayment schedule and a fixed/floating interest rate. Segments [Axis] Segments [Axis] Local Phone Number Local Phone Number Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Gross trade receivables Accounts Receivable, before Allowance for Credit Loss, Current Other, net Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Other Item Stock Compensation and Earnings per Share Share-Based Payment Arrangement [Text Block] Intangible assets Business Combination, Recognized Asset Acquired, Identifiable Intangible Asset, Excluding Goodwill Expected cost Restructuring and Related Cost, Expected Cost ASSETS ASSETS Assets [Abstract] Credit Facility [Axis] Credit Facility [Axis] Underlying Security Market Price Change Underlying Security Market Price Change, Percent Debt Instrument [Axis] Debt Instrument [Axis] Forfeited, weighted average grant price (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Loss on extinguishment Gain (Loss) on Extinguishment of Debt Business Combination [Line Items] Business Combination [Line Items] Credit Facility [Domain] Credit Facility [Domain] Shareholders’ equity: Equity, Attributable to Parent [Abstract] Income before income taxes Discontinued Operation, Income (Loss) from Discontinued Operation During Phase-out Period, before Income Tax Investment, Name [Axis] Investment, Name [Axis] Interest rate Debt Instrument, Interest Rate, Stated Percentage Non-current operating lease liabilities Non-current operating lease liabilities Operating Lease, Liability, Noncurrent Entity Voluntary Filers Entity Voluntary Filers Total investments Other Long-Term Investments Property, Plant and Equipment [Abstract] Property, Plant and Equipment [Abstract] Entity Registrant Name Entity Registrant Name Shentel Issuer Class A-2 Notes Class A-2 Notes [Member] Class A-2 Notes Other assets Increase (Decrease) in Other Noncurrent Assets Beginning balance (in shares) Ending balance (in shares) Temporary Equity, Shares Outstanding Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Other State and Local Tax Jurisdiction, Other [Member] Number of operating segments Number of Operating Segments Granted, weighted average grant price (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Net cash provided by operating activities - continuing operations Cash Provided by (Used in) Operating Activity, Continuing Operation Cost of services Service [Member] Schedule of Finite-Lived Intangible Assets Schedule of Finite-Lived Intangible Assets [Table Text Block] Restatement Determination Date: Restatement Determination Date [Axis] Stock-based compensation Shares Issued, Value, Share-Based Payment Arrangement, after Forfeiture Gain on the sale of discontinued operations, net of tax Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax Issuance of redeemable noncontrolling interest, net of financing fees paid Noncontrolling Interest, Increase from Subsidiary Equity Issuance Net cash used in investing activities - continuing operations Cash Provided by (Used in) Investing Activity, Continuing Operation Income Tax Expense (Benefit), Continuing Operations [Abstract] Income Tax Expense (Benefit), Continuing Operations [Abstract] Payments for financing arrangements and other Proceeds from (Payment for) Other Financing Activity Interest expense, net of capitalized interest Interest Expense, Debt Amounts reclassified from accumulated other comprehensive income Amounts reclassified from accumulated other comprehensive income Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax Revaluation of deferred tax liabilities Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount Name Trading Arrangement, Individual Name Face amount Debt Instrument, Face Amount Statement of Comprehensive Income [Abstract] Value of shares issued Business Combination, Consideration Transferred, Equity Interest Preferred stock dividends - paid in kind Temporary Equity, Accretion of Dividends Name Awards Close in Time to MNPI Disclosures, Individual Name Outstanding awards, beginning of period weighted average grant price (in dollars per share) Outstanding awards, end of period weighted average grant price (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Payments for restructuring Payments for Restructuring Aggregate Erroneous Compensation Not Yet Determined Aggregate Erroneous Compensation Not Yet Determined [Text Block] ICFR Auditor Attestation Flag ICFR Auditor Attestation Flag Shentel Broadband Term loan A-3 Term Loan A-3 [Member] Term Loan A-3 Other Other Accrued Liabilities, Noncurrent Class A-1-L notes Class A-1-L notes [Member] Class A-1-L notes Schedule of Expected Maturity of Lease Liabilities, Financing Finance Lease, Liability, to be Paid, Maturity [Table Text Block] Increase (decrease) in grants receivable Increase (Decrease) in Grants Receivable Increase (Decrease) in Grants Receivable Auditor Firm ID Auditor Firm ID Deferred tax assets, operating loss carryforwards, state and local Net operating loss carryforwards Deferred Tax Assets, Operating Loss Carryforwards, State and Local Segments [Domain] Segments [Domain] Effect from dilutive shares and options outstanding (in shares) Business Acquisition Noncontrolling Interest, Shares Reserved To Acquire Noncontrolling Interest Business Acquisition Noncontrolling Interest, Shares Reserved To Acquire Noncontrolling Interest Remaining borrowing capacity Line of Credit Facility, Remaining Borrowing Capacity Paid in kind dividend percentage, increase after fifth anniversary Preferred Stock, Dividend Rate, Paid In Kind Percentage, Increase After Fifth Anniversary Post Closing Preferred Stock, Dividend Rate, Paid In Kind Percentage, Increase After Fifth Anniversary Post Closing Fair value of projected benefit obligations Defined Benefit Plan, Benefit Obligation Government Assistance [Line Items] Government Assistance [Line Items] Less: accumulated depreciation and amortization Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Government grants received Proceeds From Government Grants Received Proceeds From Government Grants Received Total liabilities assumed Business Combination, Recognized Liability Assumed, Liability All Executive Categories All Executive Categories [Member] Period for conversion of preferred stock Preferred Stock, Period For Conversion Of Preferred Stock Preferred Stock, Period For Conversion Of Preferred Stock Schedule of Deferred Tax Assets and Liabilities Schedule of Deferred Tax Assets and Liabilities [Table Text Block] Common stock, no par value, authorized 96,000; 54,899 and 54,605 issued and outstanding at December 31, 2025 and 2024, respectively Common Stock, Value, Issued Expected cost savings Restructuring And Related Cost, Expected Cost Savings Restructuring And Related Cost, Expected Cost Savings Integration and acquisition costs Business Combination Integration And Acquisition Related Costs Business Combination Integration And Acquisition Related Costs Commitments and contingencies (Note 16) Commitments and Contingencies Liquidation preference Preferred Stock, Liquidation Preference, Value Finite-lived intangible assets Business Combination, Recognized Asset Acquired, Identifiable Intangible Asset, Finite-Lived Business Combination [Axis] Business Combination [Axis] Comprehensive (loss) income Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Selling, general and administrative Disposal Group, Including Discontinued Operation, Selling, General And Administrative Expense Disposal Group, Including Discontinued Operation, Selling, General And Administrative Expense Supplemental executive retirement plans Supplemental Employee Retirement Plan [Member] 2031 and thereafter Lessor, Operating Lease, Payment to be Received, after Year Five Delayed Draw Liquidity Funding Note Delayed Draw Liquidity Funding Note [Member] Delayed Draw Liquidity Funding Note Reportable Segment Reportable Segment [Member] Reportable Segment PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Revenue from Contract with Customer [Abstract] Revenue from Contract with Customer [Abstract] Fair value Debt Instrument, Fair Value Disclosure Deferred tax liabilities Business Combination, Recognized Liability Assumed, Deferred Tax Liability Derivative Contract [Domain] Derivative Contract [Domain] All Individuals All Individuals [Member] Long-Term Debt, Type [Domain] Long-Term Debt, Type [Domain] Capital expenditures Payments to Acquire Property, Plant, and Equipment Name Forgone Recovery, Individual Name Expiration period Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period Amortization of intangible assets Amortization Of Intangible Asset The aggregate amount of recurring noncash operating expense charged against earnings in the period to allocate the cost of assets over their estimated remaining economic lives. Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested [Member] Net cash (used in) provided by operating activities - discontinued operations Cash Provided by (Used in) Operating Activity, Discontinued Operation Disposal Group Classification [Axis] Disposal Group Classification [Axis] Weighted-average interest rate Debt, Weighted Average Interest Rate Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Intangible Asset, Finite-Lived [Table] Intangible Asset, Finite-Lived [Table] Geographical [Axis] Geographical [Axis] Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Deferred charges and other assets Deferred charges and other assets Deferred Costs, Noncurrent Operating revenues Business Combination, Pro Forma Information, Pro Forma Revenue Leases Lessor, Operating Leases [Text Block] Depreciation and amortization Cost, Depreciation and Amortization Erroneously Awarded Compensation Recovery Erroneously Awarded Compensation Recovery [Table] Title of 12(b) Security Title of 12(b) Security Relative Total Shareholder Return Awards Relative Total Shareholder Return Awards [Member] Relative Total Shareholder Return Awards [Member] Income from leasing arrangements (ASC 842) Income From Leasing Arrangements [Member] Income From Leasing Arrangements Disposal Groups, Including Discontinued Operations [Table] Disposal Groups, Including Discontinued Operations [Table] Other Effective Income Tax Rate Reconciliation, Other Reconciling Items, Amount Contract asset amortization Capitalized Contract Cost, Amortization Other comprehensive income (loss): Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract] Estimated fair value of goodwill exceeded the carrying value, percentage Reporting Unit, Percentage of Fair Value in Excess of Carrying Amount Government assistance, award amount Government Assistance, Award Amount Net (loss) income per share attributable to common shareholders, basic and diluted: Earnings Per Share [Abstract] 2030 Lessee, Operating Lease, Liability, to be Paid, Year Five Restructuring Plan [Axis] Restructuring Plan [Axis] Other income, net Nonoperating Income (Expense) Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block] Schedule of Interest Income and Interest Expense Disclosure Interest Income and Interest Expense Disclosure [Table Text Block] Government Assistance, Type [Domain] Government Assistance, Type [Domain] Tower Portfolio Tower Portfolio [Member] Tower Portfolio 2031 and thereafter Finance Lease, Liability, to be Paid, after Year Five Award Timing Disclosures [Line Items] Operating Loss Carryforwards [Line Items] Operating Loss Carryforwards [Line Items] Net change in unrealized gain Other Comprehensive Income (Loss), before Reclassifications, Net of Tax State taxes Deferred State and Local Income Tax Expense (Benefit) Net (loss) income Net (loss) income Net Income (Loss) Attributable to Parent Subsequent Event [Table] Subsequent Event [Table] Plant under construction Construction in Progress [Member] Other current liabilities Other Accrued Liabilities, Current Schedule of Reconciliation of Income Taxes Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] Award vesting period Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period Business interest limitation carryforwards Deferred Tax Assets, Tax Credit Carryforwards, General Business Write-offs SEC Schedule, 12-09, Valuation Allowances and Reserves, Deduction Preferred stock, shares authorized (in shares) Preferred Stock, Shares Authorized Adoption Date Trading Arrangement Adoption Date 2027 Lessee, Lease Liability, Payments, Due Year Two Lessee, Lease Liability, Payments, Due Year Two Cash flows from financing activities: Cash Provided by (Used in) Financing Activity, Continuing Operation [Abstract] Subscriber relationships Customer Relationships [Member] Operating (loss) income Operating Income (Loss) Line of Credit Line of Credit [Member] Retained earnings Retained Earnings (Accumulated Deficit) Schedule of Stock Compensation Expense Share-Based Payment Arrangement, Cost by Plan [Table Text Block] Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested [Member] Total goodwill and intangible assets Intangible Assets, Gross (Including Goodwill) Intangible Assets, Gross (Including Goodwill) Class of Stock [Axis] Class of Stock [Axis] Gain on Swaps Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member] Subsequent Event Type [Domain] Subsequent Event Type [Domain] Workforce Reduction Program Workforce Reduction Program [Member] Workforce Reduction Program Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table [Member] Prepaid assets and other Deferred Tax Liabilities, Other Retirement Plan Type [Axis] Retirement Plan Type [Axis] Statement [Table] Statement [Table] Business Combination Business Combination [Table Text Block] Total deferred (benefit) expense Deferred Income Tax Expense (Benefit) Adjustments to reconcile net (loss) income to net cash provided by operating activities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract] Net assets acquired Business Combination, Recognized Asset Acquired to Liability Assumed, Excess (Less), and Goodwill Proceeds from purchase price adjustment Proceeds from Previous Acquisition Leases Lessor, Leases [Policy Text Block] ABS Notes and Revolving Credit Facility ABS Notes and Revolving Credit Facility [Member] ABS Notes and Revolving Credit Facility All Adjustments to Compensation All Adjustments to Compensation [Member] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] Amendment Flag Amendment Flag Purchase price (in dollars per share) Sale of Stock, Price Per Share Postretirement medical benefits plans Other Postretirement Benefits Plan [Member] Termination Date Trading Arrangement Termination Date Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Adopted [Flag] Income tax expense Accumulated Other Comprehensive Income (Loss), Income Tax Expense Benefit [Member] Accumulated Other Comprehensive Income (Loss), Income Tax Expense Benefit Operating lease, weighted average discount rate, percent Operating Lease, Weighted Average Discount Rate, Percent Operating revenues Business Combination, Acquiree's Revenue since Acquisition Date, Actual Incremental selling costs Selling Expense Weighted average shares outstanding, basic (in shares) Basic weighted average shares outstanding (in shares) Weighted Average Number of Shares Outstanding, Basic Schedule of Earnings Per Share, Basic and Diluted Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Subsequent Events [Abstract] Subsequent Events [Abstract] Segment Reporting [Abstract] Segment Reporting [Abstract] Debt Disclosure [Abstract] Debt Disclosure [Abstract] Amounts reclassified from accumulated other comprehensive income Reclassification from AOCI, Current Period, before Tax, Attributable to Parent Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] Consolidated Entities [Axis] Consolidated Entities [Axis] Common stock, par value (in dollars per share) Common Stock, Par or Stated Value Per Share Income taxes receivable Income Taxes Receivable, Current Other nonoperating income (expense) Equity Securities, FV-NI, Realized Gain (Loss) Use of estimates Use of Estimates, Policy [Policy Text Block] Recoveries added to allowance SEC Schedule, 12-09, Valuation Allowances and Reserves, Addition, Recovery Schedule of Other Assets, Noncurrent Schedule of Other Assets, Noncurrent [Table Text Block] Subsequent Events Subsequent Events [Text Block] Insider Trading Arrangements [Line Items] Liabilities Liabilities Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] 2030 Finance Lease, Liability, to be Paid, Year Five Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Derivative, variable interest rate Derivative, Variable Interest Rate Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Other Deferred Tax Assets, Tax Deferred Expense, Other Common stock issued Stock Issued During Period, Value, New Issues Income from discontinued operations, net of tax Discontinued Operation, Income (Loss) from Discontinued Operation During Phase-out Period, Net of Tax Schedule of Share-Based Payment Arrangement, Restricted Stock Unit, Activity Share-Based Payment Arrangement, Restricted Stock Unit, Activity [Table Text Block] Net (loss) income Net (loss) income Net (loss) income Net Income (Loss), Including Portion Attributable to Nonredeemable Noncontrolling Interest Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Non-NEOs Non-NEOs [Member] Service Revenue And Other [Member] Service Revenue And Other