Commitments and Contingencies - Additional Information (Details)			3 Months Ended
	Mar. 25, 2022 USD ($)	Oct. 14, 2021 USD ($)	Mar. 31, 2022 USD ($) Installment
Commitments And Contingencies [Line Items]
Settlement expense	$ 38,900,000
Obligations under tax matters agreement			$ 0
Windstream
Commitments And Contingencies [Line Items]
Cash payment in equal installments emergence from bankruptcy			$ 490,100,000
Number of installments | Installment			20
Percentage of committed purchase of assets			9.00%
First five quarterly cash payments to be made after emergence			$ 215,400,000
Prepayment of settlement obligations under settlement agreement		$ 92,900,000
Agreement to invest growth capital improvements			1,750,000,000
Growth Capital Improvements except maintenance or repair expenditures and expenditures towards cost incurred for fiber replacements			70,000,000
Annual reimbursement commitment payments due year one			225,000,000
Annual reimbursement commitment payments due year two through four			225,000,000
Annual reimbursement commitment payments, due year five			175,000,000
Annual reimbursement commitment payments, due year six			175,000,000
Annual reimbursement commitment payments, due year seven through nine			125,000,000
Growth capital improvements fund annual limit			250,000,000
Growth capital improvements reimbursement amount			48,200,000
New lease, aggregate reimbursements made for certain growth capital improvements			$ 29,000,000.0
Annual rent adjustment for Growth Capital Funding			8.00%
Rate used for rent percentage			100.50%
Maximum funding rights allocated per year upon transfer of interests under Windstream lease			$ 20,000,000
Windstream | General and Administrative Expense
Commitments And Contingencies [Line Items]
Settlement expense			38,900,000
Insurance recovery for settlement expense			38,900,000
Windstream | Maximum
Commitments And Contingencies [Line Items]
New lease, aggregate reimbursements made for certain growth capital improvements			1,750,000,000
Windstream | Equipment Loan Agreement
Commitments And Contingencies [Line Items]
New lease, aggregate reimbursements made for certain growth capital improvements			$ 25,000,000
Accrued interest rate for borrowing			8.00%
Windstream | Equipment Loan Agreement | Maximum
Commitments And Contingencies [Line Items]
New lease, aggregate reimbursements made for certain growth capital improvements			$ 125,000,000
Windstream | Other Assets
Commitments And Contingencies [Line Items]
Lease incentive			900,000
Equipment Loan Facilities
Commitments And Contingencies [Line Items]
Annual reimbursement commitment payments due year one			225,000,000
Annual reimbursement commitment payments due year two through four			225,000,000
Annual reimbursement commitment payments, due year five			175,000,000
Annual reimbursement commitment payments, due year six			175,000,000
Annual reimbursement commitment payments, due year seven through nine			$ 125,000,000