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SEGMENT REPORTING - Summary of Revenues Attributable to Services Provided by Company (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Revenue from External Customer [Line Items]
Revenues	$ 262,595	$ 234,027
Solid waste operations
Revenue from External Customer [Line Items]
Revenues	194,943	167,158
Collection
Revenue from External Customer [Line Items]
Revenues	139,977	119,531
Disposal
Revenue from External Customer [Line Items]
Revenues	51,466	43,153
Power generation
Revenue from External Customer [Line Items]
Revenues	1,924	2,654
Processing
Revenue from External Customer [Line Items]
Revenues	1,576	1,820
Resource Solutions operations
Revenue from External Customer [Line Items]
Revenues	67,652	66,869
Processing
Revenue from External Customer [Line Items]
Revenues	22,806	27,395
National Accounts
Revenue from External Customer [Line Items]
Revenues	$ 44,846	$ 39,474

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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