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FAIR VALUE OF FINANCIAL INSTRUMENTS - Recurring Fair Value Measurements (Detail) - USD ($)
$ in Thousands
 6 Months Ended 12 Months Ended
Jun. 30, 2024
Dec. 31, 2023
Assets:    
Derivative Asset, Statement Of Financial Position Extensible Enumeration, Not Disclosed Flag Interest rate swaps Interest rate swaps
Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1)    
Assets:    
Interest rate swaps $ 0 $ 0
Total assets 2,306 2,203
Liabilities:    
Interest rate swaps 0 0
Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Landfill    
Assets:    
Restricted investment securities - landfill closure 2,306 2,203
Recurring | Significant Other Observable Inputs (Level 2)    
Assets:    
Interest rate swaps 12,136 10,364
Total assets 12,136 10,364
Liabilities:    
Interest rate swaps 4,020 11,762
Recurring | Significant Other Observable Inputs (Level 2) | Landfill    
Assets:    
Restricted investment securities - landfill closure 0 0
Recurring | Significant Unobservable Inputs (Level 3)    
Assets:    
Interest rate swaps 0 0
Total assets 0 0
Liabilities:    
Interest rate swaps 0 0
Recurring | Significant Unobservable Inputs (Level 3) | Landfill    
Assets:    
Restricted investment securities - landfill closure $ 0 $ 0