Property, Plant and Equipment - Schedule of Carrying Value of Property, Plant and Equipment (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Property Plant And Equipment [Line Items]
Property, plant and equipment, gross	$ 10,201,409	$ 9,728,177
Less accumulated depreciation	(6,219,340)	(5,973,630)
Property, plant and equipment, net	3,982,069	3,754,547
Land
Property Plant And Equipment [Line Items]
Property, plant and equipment, gross	30,099	28,845
Building and improvements
Property Plant And Equipment [Line Items]
Property, plant and equipment, gross	$ 366,490	363,077
Building and improvements | Minimum
Property Plant And Equipment [Line Items]
Depreciable lives	3 years
Building and improvements | Maximum
Property Plant And Equipment [Line Items]
Depreciable lives	40 years
Poles
Property Plant And Equipment [Line Items]
Property, plant and equipment, gross	$ 314,489	296,941
Depreciable lives	30 years
Fiber
Property Plant And Equipment [Line Items]
Property, plant and equipment, gross	$ 4,835,623	4,434,506
Depreciable lives	30 years
Fiber | Windstream
Property Plant And Equipment [Line Items]
Depreciable lives	20 years
Equipment
Property Plant And Equipment [Line Items]
Property, plant and equipment, gross	$ 460,463	399,473
Equipment | Minimum
Property Plant And Equipment [Line Items]
Depreciable lives	5 years
Equipment | Maximum
Property Plant And Equipment [Line Items]
Depreciable lives	7 years
Copper
Property Plant And Equipment [Line Items]
Property, plant and equipment, gross	$ 3,974,410	3,964,439
Depreciable lives	20 years
Conduit
Property Plant And Equipment [Line Items]
Property, plant and equipment, gross	$ 90,087	89,963
Depreciable lives	30 years
Tower assets
Property Plant And Equipment [Line Items]
Property, plant and equipment, gross	$ 1,221	5,619
Depreciable lives	20 years
Finance lease assets
Property Plant And Equipment [Line Items]
Finance lease assets	$ 52,589	73,487
Construction in progress
Property Plant And Equipment [Line Items]
Property, plant and equipment, gross	49,771	46,508
Other assets
Property Plant And Equipment [Line Items]
Property, plant and equipment, gross	$ 10,436	10,436
Other assets | Minimum
Property Plant And Equipment [Line Items]
Depreciable lives	15 years
Other assets | Maximum
Property Plant And Equipment [Line Items]
Depreciable lives	20 years
Corporate assets
Property Plant And Equipment [Line Items]
Property, plant and equipment, gross	$ 15,731	$ 14,883
Corporate assets | Minimum
Property Plant And Equipment [Line Items]
Depreciable lives	3 years
Corporate assets | Maximum
Property Plant And Equipment [Line Items]
Depreciable lives	7 years