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ACCRUED FINAL CAPPING, CLOSURE AND POST-CLOSURE COSTS (Tables)
3 Months Ended
Mar. 31, 2025
Asset Retirement Obligation Disclosure [Abstract]  
Schedule of Changes to Accrued Capping, Closure and Post-Closure Liabilities
A summary of the changes to accrued final capping, closure and post-closure liabilities follows:
 Three Months Ended
March 31,
 20252024
Beginning balance$172,230 $133,904 
Obligations incurred1,698 1,549 
Accretion expense 3,654 2,869 
Obligations settled (1)
(755)(998)
Ending balance$176,827 $137,324 
(1)May include amounts that are being processed through accounts payable as a part of our disbursements cycle.