v3.26.1
INTANGIBLE ASSETS AND GOODWILL - Schedule of Major Class of Intangible Assets (Details) - USD ($)
$ in Thousands
Mar. 31, 2026
Dec. 31, 2025
Finite-Lived Intangible Assets [Line Items]    
Total intangible assets $ 1,214,793 $ 1,214,617
Accumulated Amortization (480,061) (460,376)
Permanent easements    
Finite-Lived Intangible Assets [Line Items]    
Gross carrying amount, indefinite-lived 166,129 165,953
Permits    
Finite-Lived Intangible Assets [Line Items]    
Gross carrying amount, finite-lived 758,812 758,812
Accumulated Amortization (226,865) (210,524)
Permanent easements    
Finite-Lived Intangible Assets [Line Items]    
Accumulated Amortization 0 0
Trademarks    
Finite-Lived Intangible Assets [Line Items]    
Gross carrying amount, finite-lived 83,569 83,569
Accumulated Amortization (57,928) (55,849)
Transit, street furniture and other outdoor contractual rights    
Finite-Lived Intangible Assets [Line Items]    
Gross carrying amount, finite-lived 206,283 206,283
Accumulated Amortization $ (195,268) $ (194,003)