Goodwill and Intangible Assets and Liabilities (Tables)

9 Months Ended

Sep. 30, 2022

Goodwill And Intangible Assets And Liabilities Disclosure [Abstract]

Schedule of Carrying Amount of Goodwill

Changes in the carrying amount of goodwill occurring during the nine months ended September 30, 2022 are as follows:

(Thousands)	Fiber Infrastructure		Total
Goodwill at December 31, 2021	$	601,878	$	601,878
Goodwill impairment (Note 2)	(216,000)		$	(216,000)
Goodwill at September 30, 2022	$	385,878	$	385,878

Schedule of Carrying Value of Other Intangible Assets

(Thousands)	September 30, 2022				December 31, 2021
	Original Cost		Accumulated Amortization		Original Cost		Accumulated Amortization
Finite life intangible assets:
Customer lists	$	416,104	$	(123,012)	$	416,104	$	(105,861)
Contracts	52,536		(13,134)		52,536		(8,209)
Underlying Rights	10,497		(700)		10,497		(437)
Total intangible assets	$	479,137			$	479,137
Less: accumulated amortization	(136,846)				(114,507)
Total intangible assets, net	$	342,291			$	364,630
Finite life intangible liabilities:
Below-market leases	$	191,154	(21,389)		$	191,154	(13,368)
Finite life intangible liabilities:
Below-market leases	$	191,154			$	191,154
Less: accumulated amortization	(21,389)				(13,368)
Total intangible liabilities, net	$	169,765			$	177,786