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Segment and Related Information - Summary (Detail) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 USD ($) segment | Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($)
Segment Reporting |  |  |
Number of reportable segments | segment | 4 |  |
Net operating revenue royalty (as a percent) | 15.00% |  |
Operating revenues | $ (20,426) | $ (19,698) | $ (17,931)
Net Operating Revenues | 3,575 | 3,365 | 2,965
Depreciation, depletion and amortization | 2,071 | 2,038 | 1,999
Capital expenditures | 2,838 | 2,809 | 2,039
Goodwill impairment | 168 |  |
Contingent consideration liability increase (decrease) | (46) |  |
Collection and Disposal [Member] |  |  |
Segment Reporting |  |  |
Operating revenues | (18,865) | (17,843) | (16,099)
Net Operating Revenues | 4,821 | 4,360 | 3,876
Depreciation, depletion and amortization | 1,812 | 1,816 | 1,793
Capital expenditures | 1,853 | 1,762 | 1,117
Collection and Disposal [Member] | East Tier {Member] |  |  |
Segment Reporting |  |  |
Operating revenues | (8,412) | (8,011) | (7,222)
Net Operating Revenues | 2,446 | 2,178 | 1,955
Depreciation, depletion and amortization | 986 | 977 | 945
Capital expenditures | 926 | 948 | 598
Collection and Disposal [Member] | West Tier [Member] |  |  |
Segment Reporting |  |  |
Operating revenues | (7,935) | (7,614) | (6,987)
Net Operating Revenues | 2,383 | 2,182 | 1,939
Depreciation, depletion and amortization | 800 | 814 | 821
Capital expenditures | 899 | 774 | 469
Collection and Disposal [Member] | Other Ancillary [Member] |  |  |
Segment Reporting |  |  |
Operating revenues | (2,518) | (2,218) | (1,890)
Net Operating Revenues | (8) |  | (18)
Depreciation, depletion and amortization | 26 | 25 | 27
Capital expenditures | 28 | 40 | 50
Recycling Processing and Sales [Member] |  |  |
Segment Reporting |  |  |
Operating revenues | (1,264) | (1,516) | (1,528)
Net Operating Revenues | (44) | 128 | 217
Depreciation, depletion and amortization | 110 | 92 | 93
Capital expenditures | 450 | 453 | 221
Goodwill impairment | 168 |  |
WM Renewable Energy [Member] |  |  |
Segment Reporting |  |  |
Operating revenues | (273) | (312) | (276)
Net Operating Revenues | 79 | 132 | 108
Depreciation, depletion and amortization | 33 | 33 | 35
Capital expenditures | 420 | 290 | 116
Corporate and Other [Member] |  |  |
Segment Reporting |  |  |
Operating revenues | (24) | (27) | (28)
Net Operating Revenues | (1,281) | (1,255) | (1,236)
Depreciation, depletion and amortization | 116 | 97 | 78
Capital expenditures | 115 | 304 | 585
Operating Segments [Member] |  |  |
Segment Reporting |  |  |
Operating revenues | (25,176) | (24,018) | (21,693)
Operating Segments [Member] | Collection and Disposal [Member] |  |  |
Segment Reporting |  |  |
Operating revenues | (23,273) | (21,893) | (19,666)
Operating Segments [Member] | Collection and Disposal [Member] | East Tier {Member] |  |  |
Segment Reporting |  |  |
Operating revenues | (10,575) | (9,940) | (8,922)
Operating Segments [Member] | Collection and Disposal [Member] | West Tier [Member] |  |  |
Segment Reporting |  |  |
Operating revenues | (9,987) | (9,540) | (8,703)
Operating Segments [Member] | Collection and Disposal [Member] | Other Ancillary [Member] |  |  |
Segment Reporting |  |  |
Operating revenues | (2,711) | (2,413) | (2,041)
Operating Segments [Member] | Recycling Processing and Sales [Member] |  |  |
Segment Reporting |  |  |
Operating revenues | (1,576) | (1,760) | (1,760)
Operating Segments [Member] | WM Renewable Energy [Member] |  |  |
Segment Reporting |  |  |
Operating revenues | (276) | (315) | (220)
Operating Segments [Member] | Corporate and Other [Member] |  |  |
Segment Reporting |  |  |
Operating revenues | (51) | (50) | (47)
Intercompany Operating Revenues [Member] |  |  |
Segment Reporting |  |  |
Operating revenues | 4,750 | 4,320 | 3,762
Intercompany Operating Revenues [Member] | Collection and Disposal [Member] |  |  |
Segment Reporting |  |  |
Operating revenues | 4,408 | 4,050 | 3,567
Intercompany Operating Revenues [Member] | Collection and Disposal [Member] | East Tier {Member] |  |  |
Segment Reporting |  |  |
Operating revenues | 2,163 | 1,929 | 1,700
Intercompany Operating Revenues [Member] | Collection and Disposal [Member] | West Tier [Member] |  |  |
Segment Reporting |  |  |
Operating revenues | 2,052 | 1,926 | 1,716
Intercompany Operating Revenues [Member] | Collection and Disposal [Member] | Other Ancillary [Member] |  |  |
Segment Reporting |  |  |
Operating revenues | 193 | 195 | 151
Intercompany Operating Revenues [Member] | Recycling Processing and Sales [Member] |  |  |
Segment Reporting |  |  |
Operating revenues | 312 | 244 | 232
Intercompany Operating Revenues [Member] | WM Renewable Energy [Member] |  |  |
Segment Reporting |  |  |
Operating revenues | 3 | 3 | (56)
Intercompany Operating Revenues [Member] | Corporate and Other [Member] |  |  |
Segment Reporting |  |  |
Operating revenues | $ 27 | $ 23 | $ 19

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