Property, Plant and Equipment (Tables)

9 Months Ended

Sep. 30, 2019

Property Plant And Equipment [Abstract]

Schedule of Carrying Value of Property, Plant and Equipment

The carrying value of property, plant and equipment is as follows:

(Thousands)	Depreciable Lives			September 30, 2019			December 31, 2018
Land	Indefinite			$	28,287		$	29,304
Building and improvements	3 - 40 years				354,726			340,238
Real property interests		(1	)		3,285			34,878
Poles	30 years				257,116			248,989
Fiber	30 years				3,364,288			3,005,304
Equipment	5 - 7 years				280,781			256,838
Copper	20 years				3,774,931			3,721,649
Conduit	30 years				89,770			89,692
Tower assets	20 years				148,034			120,073
Capital lease assets		(1	)		129,712			123,017
Other assets	15 - 20 years				12,303			11,524
Corporate assets	3 - 7 years				5,014			4,214
Construction in progress		(1	)		111,115			137,585
					8,559,362			8,123,305
Less accumulated depreciation					(5,188,211	)		(4,914,299	)
Net property, plant and equipment				$	3,371,151		$	3,209,006
(1) See our Annual Report for property, plant and equipment accounting policies.