XML 68 R57.htm IDEA: XBRL DOCUMENT v3.24.3
Intangible Assets, Net (Gross and Net Carrying Amounts for each Major Class of Intangible Assets) (Details) - USD ($)
$ in Thousands
Sep. 30, 2024
Dec. 31, 2023
Finite-Lived Intangible Assets [Line Items]    
Gross carrying amount $ 7,213,807 $ 7,179,789
Accumulated amortization (4,721,447) (4,724,192)
Net book value 2,492,360 2,455,597
Current Contract Intangibles [Member]    
Finite-Lived Intangible Assets [Line Items]    
Gross carrying amount 5,293,814 5,253,563
Accumulated amortization (3,382,530) (3,394,009)
Net book value 1,911,284 1,859,554
Network Location Intangibles [Member]    
Finite-Lived Intangible Assets [Line Items]    
Gross carrying amount 1,919,993 1,926,226
Accumulated amortization (1,338,917) (1,330,183)
Net book value $ 581,076 $ 596,043