Intangible Assets, Net

3 Months Ended

Mar. 31, 2020

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, 2020						As of December 31, 2019
	Gross carrying		Accumulated		Net book		Gross carrying		Accumulated		Net book
	amount		amortization		value		amount		amortization		value
	(in thousands)
Current contract intangibles	$	4,722,163	$	(2,228,412)	$	2,493,751	$	4,996,591	$	(2,218,404)	$	2,778,187
Network location intangibles		1,732,381		(931,763)		800,618		1,764,484		(915,898)		848,586
Intangible assets, net	$	6,454,544	$	(3,160,175)	$	3,294,369	$	6,761,075	$	(3,134,302)	$	3,626,773

All intangible assets noted above are included in the Company’s site leasing segment. Amortization expense relating to the intangible assets above was $110.7 million and $101.8 million for the three months ended March 31, 2020 and 2019, respectively.