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BUSINESS COMBINATIONS - Narrative (Detail) - business | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Business Acquisition [Line Items] |  |  |
Intangible assets, useful life | 10 years |  |
Minimum |  |  |
Business Acquisition [Line Items] |  |  |
Intangible assets, useful life | 4 years |  |
Maximum |  |  |
Business Acquisition [Line Items] |  |  |
Intangible assets, useful life | 10 years |  |
Eastern | Tuck-in Solid Waste Collection Business |  |  |
Business Acquisition [Line Items] |  |  |
Number of businesses acquired | 2 |  | 3
Western | Tuck-in Solid Waste Collection Business |  |  |
Business Acquisition [Line Items] |  |  |
Number of businesses acquired | 2 | 7 | 4
Resource Solutions | Recycling Operation |  |  |
Business Acquisition [Line Items] |  |  |
Number of businesses acquired |  | 1 |

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