Intangible Assets, Net

12 Months Ended

Dec. 31, 2023

Intangible Assets, Net [Abstract]

Intangible Assets, Net

9.INTANGIBLE ASSETS, NET

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

	As of December 31, 2023						As of December 31, 2022
	Gross carrying		Accumulated		Net book		Gross carrying		Accumulated		Net book
	amount		amortization		value		amount		amortization		value
	(in thousands)
Current contract intangibles	$	5,253,563	$	(3,394,009)	$	1,859,554	$	5,170,187	$	(3,060,494)	$	2,109,693
Network location intangibles		1,926,226		(1,330,183)		596,043		1,893,048		(1,226,269)		666,779
Intangible assets, net	$	7,179,789	$	(4,724,192)	$	2,455,597	$	7,063,235	$	(4,286,763)	$	2,776,472

All intangible assets noted above are included in the Company’s site leasing segment. Amortization expense relating to the intangible assets above was $397.0 million, $406.0 million, and $411.9 million for the years ended December 31, 2023, 2022, and 2021, respectively.

Estimated amortization expense on the Company’s intangibles assets is as follows:

For the year ended December 31,	(in thousands)
2024	$	365,258
2025		355,578
2026		340,520
2027		291,666
2028		228,627