v3.26.1
Landfill Accounting - Final Capping, Closure and Post-Closure Liability (Details) - USD ($)
$ in Thousands
6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Landfill Accounting [Abstract]    
Final capping, closure and post-closure liability at the beginning of the period $ 651,586  
Liability adjustments (173,502)  
Accretion expense associated with landfill obligations 20,546 $ 23,886
Closure payments (137,199)  
Assumption of closure liabilities from acquisitions 3,586  
Foreign currency translation adjustment (3,003)  
Final capping, closure and post-closure liability at the end of the period $ 709,018