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ACCRUED FINAL CAPPING, CLOSURE AND POST CLOSURE - Summary of Changes to Accrued Capping, Closure and Post-Closure Liabilities (Detail) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Asset Retirement Obligation, Roll Forward Analysis [Roll Forward]    
Beginning balance $ 133,904 $ 113,678
Obligations incurred 1,549 1,247
Accretion expense 2,869 2,410
Obligations settled (998) (1,179)
Ending balance $ 137,324 $ 116,156