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Goodwill and Other Intangible Assets (Details) - USD ($)
$ in Thousands
Sep. 30, 2024
Dec. 31, 2023
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount $ 3,829,723 $ 3,811,018
Accumulated Amortization 2,743,342 2,639,584
Goodwill, gross carrying amount 2,288,761 2,288,807
Goodwill, accumulated amortization 253,536 253,536
Customer lists and contracts    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 731,437 731,156
Accumulated Amortization $ 659,476 640,635
Customer lists and contracts | Minimum    
Finite-Lived Intangible Assets [Line Items]    
Estimated Life (Years) 7 years  
Customer lists and contracts | Maximum    
Finite-Lived Intangible Assets [Line Items]    
Estimated Life (Years) 10 years  
Non-competition agreements    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount $ 71,785 71,960
Accumulated Amortization $ 66,693 66,455
Non-competition agreements | Minimum    
Finite-Lived Intangible Assets [Line Items]    
Estimated Life (Years) 3 years  
Non-competition agreements | Maximum    
Finite-Lived Intangible Assets [Line Items]    
Estimated Life (Years) 15 years  
Site locations    
Finite-Lived Intangible Assets [Line Items]    
Estimated Life (Years) 15 years  
Gross Carrying Amount $ 2,973,839 2,955,324
Accumulated Amortization 1,974,975 1,891,078
Other    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 52,662 52,578
Accumulated Amortization $ 42,198 $ 41,416
Other | Minimum    
Finite-Lived Intangible Assets [Line Items]    
Estimated Life (Years) 2 years  
Other | Maximum    
Finite-Lived Intangible Assets [Line Items]    
Estimated Life (Years) 15 years