Intangible Assets, Net

3 Months Ended

Mar. 31, 2022

Intangible Assets, Net [Abstract]

Intangible Assets, Net

8.INTANGIBLE ASSETS, NET

The following table provides the gross and net carrying amounts for each major class of intangible assets:

	As of March 31, 2022						As of December 31, 2021
	Gross carrying		Accumulated		Net book		Gross carrying		Accumulated		Net book
	amount		amortization		value		amount		amortization		value
	(in thousands)
Current contract intangibles	$	5,113,444	$	(2,881,988)	$	2,231,456	$	4,890,427	$	(2,749,594)	$	2,140,833
Network location intangibles		1,836,202		(1,157,869)		678,333		1,783,640		(1,121,226)		662,414
Intangible assets, net	$	6,949,646	$	(4,039,857)	$	2,909,789	$	6,674,067	$	(3,870,820)	$	2,803,247

All intangible assets noted above are included in the Company’s site leasing segment. Amortization expense relating to the intangible assets above was $100.6 million and $109.8 million for the three months ended March 31, 2022 and 2021, respectively.