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Intangible Assets, Net | 9 Months Ended
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Sep. 30, 2025
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 September 30, 2025 |  | As of December 31, 2024
|  | Gross carrying |  | Accumulated |  | Net book |  | Gross carrying |  | Accumulated |  | Net book
|  | amount |  | amortization |  | value |  | amount |  | amortization |  | value
|  | (in thousands)
Current contract intangibles |  | $ | 5,516,275 |  | $ | (3,430,160) |  | $ | 2,086,115 |  | $ | 5,164,263 |  | $ | (3,338,705) |  | $ | 1,825,558
Network location intangibles |  |  | 2,000,979 |  |  | (1,362,049) |  |  | 638,930 |  |  | 1,896,754 |  |  | (1,333,605) |  |  | 563,149
Intangible assets, net |  | $ | 7,517,254 |  | $ | (4,792,209) |  | $ | 2,725,045 |  | $ | 7,061,017 |  | $ | (4,672,310) |  | $ | 2,388,707
All intangible assets noted above are included in the Company’s site leasing segment. Amortization expense relating to the intangible assets above was $29.6 million and $26.4 million for the three months ended September 30, 2025 and 2024, respectively and $83.5 million and $79.8 million for the nine months ended September 30, 2025 and 2024, respectively.

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