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Goodwill and Intangible Assets Goodwill and Intangible Assets Disclosure [Text Block] Basic - Loss from continuing operations (in dollars per share) Income (Loss) from Continuing Operations, Per Basic Share Operating lease right-of-use assets Disposal Group, Including Discontinued Operation, Operating Lease, Right-Of-Use Asset, Noncurrent Disposal Group, Including Discontinued Operation, Operating Lease, Right-Of-Use Asset, Noncurrent Redeemable Noncontrolling Interest [Line Items] Redeemable Noncontrolling Interest [Line Items] Shareholders’ equity: Equity, Attributable to Parent [Abstract] Granted (in usd 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 Investments Long-Term Investments Government grant liabilities Government Assistance, Liability Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] Segments [Domain] Segments [Domain] Schedule of Expected Maturity of Lease Liabilities, Financing Finance Lease, Liability, to be Paid, Maturity [Table Text Block] Total Lease Liabilities, Payments, Due [Abstract] Lease Liabilities, Payments, Due [Abstract] Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Present value of lease liabilities Finance Lease, Liability All Individuals All Individuals [Member] Maturities of Long-term Debt [Abstract] Maturities of Long-Term Debt [Abstract] Proceeds from credit facility borrowings Proceeds from Lines of Credit Diluted - (Loss) income from discontinued operations, net of tax (in dollars per share) Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Diluted Share PEO PEO [Member] Government Assistance [Line Items] Government Assistance [Line Items] Income Tax Disclosure [Abstract] Income Tax Disclosure [Abstract] Deferred charges and other assets Deferred Charges and Other Assets, Net [Member] Line item in the statement of financial position in which the fair value amounts of the derivative instruments are included. Name Trading Arrangement, Individual Name Goodwill, gross Goodwill, Gross Government Grants Accounts and Nontrade Receivable [Text Block] Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Term Loan A-3 Term Loan A-3 [Member] Term Loan A-3 Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Property, Plant and Equipment, Type [Axis] Long-Lived Tangible Asset [Axis] Disposal Group Name [Axis] Disposal Group Name [Axis] Other assets Increase (Decrease) in Other Noncurrent Assets Increase (decrease) in grants receivable Increase (Decrease) in Grants Receivable Increase (Decrease) in Grants Receivable 2028 Lessor, Operating Lease, Payment to be Received, Year Four 2024 (remainder of the year) Long-Term Debt, Maturity, Remainder of Fiscal Year 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] 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 Gain on Swaps Accumulated Other Comprehensive Income (Loss), Gains on Swaps [Member] Accumulated Other Comprehensive Income (Loss), Gains on Swaps Awards Close in Time to MNPI Disclosures, Table Awards Close in Time to MNPI Disclosures [Table Text Block] Disposal Groups, Including Discontinued Operations [Table] Disposal Groups, Including Discontinued Operations [Table] 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] Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Government grants received Proceeds From Government Grants Received Proceeds From Government Grants Received Local Phone Number Local Phone Number Prepaid expenses and other Prepaid Expenses and Other Current Assets [Member] 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 Government grant paid to Horizon up-front Government Grant Paid To Horizon Up-front Government Grant Paid To Horizon Up-front Aggregate Erroneous Compensation Not Yet Determined Aggregate Erroneous Compensation Not Yet Determined [Text Block] Total liabilities assumed Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities Deferred income taxes Deferred Income Tax Liabilities, Net Schedule of Equity Method Investments [Table] Equity Method Investment [Table] Schedule of restricted stock shares activity Share-Based Payment Arrangement, Restricted Stock Unit, Activity [Table Text Block] Period for conversion of preferred stock Preferred Stock, Period For Conversion Of Preferred Stock Preferred Stock, Period For Conversion Of Preferred Stock PEO Total Compensation Amount PEO Total Compensation Amount Equity interest issued (in shares) Business Acquisition, Equity Interest Issued or Issuable, Number of Shares Cost method investments Equity Securities, FV-NI, Cost Lockup period Business Acquisition, Equity Interest Issued or Issuable, Provisions, Lockup Period Business Acquisition, Equity Interest Issued or Issuable, Provisions, Lockup Period Property, Plant and Equipment, Type [Domain] Long-Lived Tangible Asset [Domain] Expected outstanding debt Percentage of Debt Hedged by Interest Rate Derivatives Payments of stock issuance costs Payments of Stock Issuance Costs Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Debt Disclosure [Abstract] Debt Disclosure [Abstract] Shares of Common Stock Common Stock [Member] Measure: Measure [Axis] Stock-based compensation Shares Issued, Value, Share-Based Payment Arrangement, after Forfeiture Term Loan Term Loan [Member] Term Loan Selling, general and administrative Disposal Group, Including Discontinued Operation, Selling, General And Administrative Expense Disposal Group, Including Discontinued Operation, Selling, General And Administrative Expense Investments [Abstract] Investments [Abstract] Preferred stock, shares authorized (in shares) Preferred Stock, Shares Authorized Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Current and other assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Other Schedule of Business Acquisitions, by Acquisition [Table] Schedule of Business Acquisitions, by Acquisition [Table] Common stock issued (in shares) Stock Issued During Period, Shares, New Issues Entity Emerging Growth Company Entity Emerging Growth Company Indefinite-lived Intangible Assets [Axis] Indefinite-Lived Intangible Assets [Axis] Entity Central Index Key Entity Central Index Key Scenario [Axis] Scenario [Axis] Cost of services and cost of goods sold Disposal Group, Including Discontinued Operation, Costs of Goods Sold Non-GAAP Measure Description Non-GAAP Measure Description [Text Block] Discontinued Operations and Disposal Groups [Abstract] Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount Quarterly principal payment percentage Debt Instrument, Periodic Payment, Principal Percentage Debt Instrument, Periodic Payment, Principal Percentage Award Timing, How MNPI Considered Award Timing, How MNPI Considered [Text Block] Preferred stock, par value (in dollars per share) Preferred Stock, Par or Stated Value Per Share Equity Component [Domain] Equity Component [Domain] Beginning balance (in shares) Ending balance (in shares) Temporary Equity, Shares Outstanding Current maturities of long-term debt, net of unamortized loan fees Long-Term Debt, Current Maturities Net cash (used in) provided by operating activities - discontinued operations Cash Provided by (Used in) Operating Activities, Discontinued Operations Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Adjustments for PSU performance (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period Adjustments Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period Adjustments 2024 (remainder of the year) Lessee, Lease Liability, Payments, Remainder of Fiscal Year Lessee, Lease Liability, Payments, Remainder of Fiscal Year 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 Paid in kind dividend percentage Preferred Stock, Dividend Rate, Paid In Kind Percentage Preferred Stock, Dividend Rate, Paid In Kind Percentage Entity Shell Company Entity Shell Company Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Beginning Balance Ending Balance Capitalized Contract Cost, Net Title Trading Arrangement, Individual Title Consolidated Entities [Axis] Consolidated Entities [Axis] Statement [Table] Statement [Table] Interest expense Interest Expense, Debt Counterparty Name [Axis] Counterparty Name [Axis] Total investments Other Long-Term Investments 2029 and thereafter Lessee, Lease Liability, Payments, Due After Year Four Lessee, Lease Liability, Payments, Due After Year Four City Area Code City Area Code Income tax (benefit) expense Discontinued Operation, Tax Effect of Discontinued Operation Current liabilities: Liabilities, Current [Abstract] (Loss) income before income taxes Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax Changes in assets and liabilities: Increase (Decrease) in Operating Assets [Abstract] Government assistance award amount Government Assistance, Award Amount Interest paid, net of amounts capitalized Interest Paid, Excluding Capitalized Interest, Operating Activities Disposal Group Classification [Domain] Disposal Group Classification [Domain] Insider Trading Policies and Procedures Not Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] Total current assets Assets, Current Interest Income and Interest Expense Disclosure Interest Income and Interest Expense Disclosure [Table Text Block] Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] 2027 Long-Term Debt, Maturity, Year Three Schedule of Long-term Debt Instruments [Table] Schedule of Long-Term Debt Instruments [Table] Weighted-average customer benefit period Weighted Average Customer Benefit Period Weighted Average Customer Benefit Period Long-term debt, less current maturities, net of unamortized loan fees Long-Term Debt, Excluding Current Maturities Service revenue and other Service and Other [Member] Service and Other [Member] Intangible assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill Gain on sale of disposition of Tower Portfolio Disposal Group, Including Discontinued Operation, Other Income 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] AccumulatedOtherComprehensiveIncomeLossTable [Table] Accumulated Other Comprehensive Income (Loss) [Table] Subsequent Event Type [Axis] Subsequent Event Type [Axis] Other intangibles Other Intangible Assets [Member] Income Taxes Income Tax Disclosure [Text Block] 2028 Lessee, Operating Lease, Liability, to be Paid, Year Four Net (loss) income per share, basic and diluted: Earnings Per Share [Abstract] Retained earnings Retained Earnings (Accumulated Deficit) Relative Total Shareholder Return Awards Relative Total Shareholder Return Awards [Member] Relative Total Shareholder Return Awards [Member] Class of Stock [Domain] Class of Stock [Domain] Increase in maximum borrowing capacity Line of Credit Facility, Increase In Maximum Borrowing Capacity Line of Credit Facility, Increase In Maximum Borrowing Capacity Deferred income taxes Deferred Income Taxes and Tax Credits 2026 Long-Term Debt, Maturity, Year Two Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization, Consolidation and Presentation of Financial Statements [Abstract] Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Equity Awards Adjustments Equity Awards Adjustments [Member] Operating lease, weighted average discount rate, percent Operating Lease, Weighted Average Discount Rate, Percent Present value of lease liabilities Operating Lease, Liability Net cash provided by financing activities Net Cash Provided by (Used in) Financing Activities Underlying Securities Award Underlying Securities Amount Credit Facility [Axis] Credit Facility [Axis] Incremental selling costs Selling Expense Amendment Flag Amendment Flag Entity Registrant Name Entity Registrant Name Cash consideration Payments to Acquire Businesses, Gross Accounts receivable Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables Operating lease assets and liabilities, net Increase (Decrease) In Operating Lease Assets And Liabilities, Net Increase (Decrease) In Operating Lease Assets And Liabilities, Net Cash flows from operating activities: Net Cash Provided by (Used in) Operating Activities, Continuing Operations [Abstract] Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] Depreciation and amortization Depreciation, Depletion and Amortization Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] Increase (Decrease) in Temporary Equity [Roll Forward] Increase (Decrease) in Temporary Equity [Roll Forward] Fair Value as of Grant Date Award Grant Date Fair Value Amortization of leased assets Finance Lease, Right-of-Use Asset, Amortization Revenue from Contract with Customer, Product and Service [Extensible Enumeration] Revenue from Contract with Customer, Product and Service [Extensible Enumeration] Tower Business Tower Portfolio [Member] Tower Portfolio Debt Debt Disclosure [Text Block] Preferred stock redemption period Preferred Stock, Redemption Period Preferred Stock, Redemption Period Geographical [Domain] Geographical [Domain] Contract asset amortization Capitalized Contract Cost, Amortization Schedule of Intangible Assets Resulting from Acquisition Schedule of Indefinite-Lived Intangible Assets [Table Text Block] Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Schedule of Revenues by Activity Type Disaggregation of Revenue [Table Text Block] Common stock issued Stock Issued During Period, Value, New Issues Entity Address, Postal Zip Code Entity Address, Postal Zip Code Interest rate swaps Interest Rate Swap [Member] Restatement Determination Date: Restatement Determination Date [Axis] Title of 12(b) Security Title of 12(b) Security Common stock, no par value, authorized $96,000; $54,572 and $50,272 issued and outstanding at June 30, 2024 and December 31, 2023, respectively Common Stock, Value, Issued Other long-term liabilities: Other Liabilities, Noncurrent [Abstract] 2029 and thereafter Finance Lease, Liability, To Be Paid, After Year Four Finance Lease, Liability, To Be Paid, After Year Four Integration and acquisition Business Combination, Integration Related Costs Share-based Payment Arrangement [Abstract] Share-Based Payment Arrangement [Abstract] Basic - Income from discontinued operations, net of tax (in dollars per share) Basic - (Loss) 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 2025 Lessee, Lease Liability, Payments, Due Year One Lessee, Lease Liability, Payments, Due Year One Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Total other long-term liabilities Liabilities, Other than Long-Term Debt, Noncurrent Leases Lessor, Operating Leases [Text Block] Less: Interest Lessee, Lease Liability, Undiscounted Excess Amount Lessee, Lease Liability, Undiscounted Excess Amount 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] 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. Finite-Lived Intangible Assets [Line Items] Finite-Lived Intangible Assets [Line Items] Forfeited (in usd per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Dividends, preferred stock, paid-in-kind Dividends, Preferred Stock, Paid-in-kind 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] State income tax (benefit) expense, net of federal tax effect Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount Estimated Useful Lives Property, Plant and Equipment, Useful Life 2026 Lessee, Lease Liability, Payments, Due Year Two Lessee, Lease Liability, Payments, Due Year Two Redeemable Noncontrolling Interest Noncontrolling Interest Disclosure [Text Block] Basic net (loss) income per share (in dollars per share) Earnings Per Share, Basic Accounts payable Increase (Decrease) in Accounts Payable Excess tax deficiency from share-based compensation and other expense, net Effective Income Tax Rate Reconciliation, Tax Expense (Benefit), Share-Based Payment Arrangement, Amount Cash paid for operating lease liabilities Operating Lease, Payments Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Other Liabilities Disclosure [Abstract] Other Liabilities Disclosure [Abstract] Total intangible assets, gross carrying amount Intangible Assets Gross Including Goodwill Intangible Assets Gross Including Goodwill Current liabilities Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities Ownership [Domain] Ownership [Domain] Asset retirement obligations Disposal Group, Including Discontinued Operation, Asset Retirement Obligations Non-Current Disposal Group, Including Discontinued Operation, Asset Retirement Obligations Non-current Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Designated as Hedging Instrument Designated as Hedging Instrument [Member] Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Total current liabilities Liabilities, Current 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] Beginning balance Ending balance Temporary Equity, Carrying Amount, Attributable to Parent Other Assets and Accrued Liabilities Other Liabilities Disclosure [Text Block] Total assets Assets 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. Granted (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period Issuance of redeemable noncontrolling interest Noncontrolling Interest, Increase from Subsidiary Equity Issuance Income taxes receivable Income Taxes Receivable, Current Capital expenditures Payments to Acquire Property, Plant, and Equipment Total operating expenses Disposal Group, Including Discontinued Operation, Operating Expense Other liabilities Other liabilities Other Liabilities, Noncurrent Cost of services exclusive of depreciation and amortization Cost of Goods and Service, Excluding Depreciation, Depletion, and Amortization Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Stock compensation expense Share-Based Payment Arrangement, Expensed and Capitalized, Amount Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Commitments and contingencies (Note 15) Commitments and Contingencies Reconciliation of Income Taxes Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] Termination Date Trading Arrangement Termination Date Basis of Presentation and Other Information Nature of Operations [Text Block] 2026 Lessee, Operating Lease, Liability, to be Paid, Year Two 2025 Long-Term Debt, Maturity, Year One Stock Compensation and Earnings (Loss) per Share Share-Based Payment Arrangement [Text Block] Entity Address, City or Town Entity Address, City or Town Debt Instrument [Axis] Debt Instrument [Axis] Non-current liabilities held for sale Non-current liabilities held for sale Disposal Group, Including Discontinued Operation, Liabilities, Noncurrent Income tax expense Accumulated Other Comprehensive Income (Loss), Income Tax Expense Benefit [Member] Accumulated Other Comprehensive Income (Loss), Income Tax Expense Benefit Noncontrolling Interest [Abstract] Stock compensation expense, net Share-Based Payment Arrangement, Expense Discontinued Operations Disposal Groups, Including Discontinued Operations, Disclosure [Text Block] Net (loss) income Net (loss) income Net Income (Loss) Attributable to Parent Trading Arrangement: Trading Arrangement [Axis] Interest rate swaps Derivative Instruments and Hedges, Noncurrent Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract] Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract] Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Forfeited (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period Business Acquisition [Axis] Business Acquisition [Axis] Schedule of Finite-Lived Intangible Assets Schedule of Finite-Lived Intangible Assets [Table Text Block] Middle Mile Grant Program Middle Mile Grant Program [Member] Middle Mile Grant Program Shentel Broadband Holding Inc. Shentel Broadband Holding Inc. [Member] Shentel Broadband Holding Inc. Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] 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] Entity File Number Entity File Number Finance Leases Finance Lease, Liability, to be Paid, Fiscal Year Maturity [Abstract] Consolidated Entities [Domain] Consolidated Entities [Domain] Revenue from Contracts with Customers Revenue from Contract with Customer [Text Block] Document Fiscal Year Focus Document Fiscal Year Focus Government Assistance, Type [Domain] Government Assistance, Type [Domain] Income Statement [Abstract] Income Statement [Abstract] Entity Address, Address Line One Entity Address, Address Line One Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Other current liabilities Other Accrued Liabilities, Current Name Forgone Recovery, Individual Name 2024 (remainder of the year) Lessee, Operating Lease, Liability, to be Paid, Remainder of Fiscal Year Operating lease, weighted average remaining lease term Operating Lease, Weighted Average Remaining Lease Term Government Assistance [Table] Government Assistance [Table] Document Period End Date Document Period End Date Investments Investment, Policy [Policy Text Block] Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Total lease payments Lessee, Operating Lease, Liability, to be Paid Outstanding awards (in shares) Outstanding awards (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number Insider Trading Arrangements [Line Items] Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Deferred income taxes Disposal Group, Including Discontinued Operation, Deferred Tax Liabilities 2027 Lessee, Operating Lease, Liability, to be Paid, Year Three Land improvements Land Improvements [Member] PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Diluted - Loss from continuing operations (in dollars per share) Income (Loss) from Continuing Operations, Per Diluted Share 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 Schedule of Business Acquisitions, by Acquisition Schedule of Business Acquisitions, by Acquisition [Table Text Block] Adjustment to Compensation: Adjustment to Compensation [Axis] Prepaid expenses and other Prepaid expenses and other Prepaid Expense and Other Assets, Current Document Transition Report Document Transition Report Document Quarterly Report Document Quarterly Report Adjustments for PSU performance (in usd per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Adjustment, Weighted Average Grant Date Fair Value Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Adjustment, Weighted Average Grant Date Fair Value (Loss) 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 Accumulated other comprehensive income, net of taxes Accumulated Other Comprehensive Income (Loss), Net of Tax Entity Current Reporting Status Entity Current Reporting Status Retained Earnings Retained Earnings [Member] Schedule of Other Noncurrent Liabilities Other Noncurrent Liabilities [Table Text Block] Commercial Fiber Commercial Fiber [Member] Commercial Fiber Percentage of shares owned Subsidiary, Ownership Percentage, Noncontrolling Owner Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Cable and fiber Other Machinery and Equipment [Member] OHIO OHIO Weighted average shares outstanding, basic (in shares) Weighted Average Number of Shares Outstanding, Basic Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Restricted Stock Units (RSUs) Restricted Stock Units (RSUs) [Member] Property, plant and equipment Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment Derivative, variable interest rate Derivative, Variable Interest Rate Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Executive Category: Executive Category [Axis] Name Awards Close in Time to MNPI Disclosures, Individual Name Depreciation and amortization Disposal Group, Including Discontinued Operation, Depreciation and Amortization Entity Filer Category Entity Filer Category Schedule of Accrued Liabilities and Other Other Current Liabilities [Table Text Block] Remaining performance obligations Revenue, Remaining Performance Obligation, Amount Schedule of Minimum Rental Receipts Under Lease Agreement Lessor, Operating Leases Lessor, Operating Lease, Payment to be Received, Maturity [Table Text Block] Gain on interest rate hedge, net of tax Net change in unrealized gain Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax, Parent Company Selected Measure Name Company Selected Measure Name Service revenue and other [Member] Service revenue and other