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Goodwill and Other Intangible Assets - Goodwill (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
Goodwill |  |
Contingent consideration liability increase (decrease) | $ (46) |
Goodwill roll forward |  |
Goodwill, Beginning Balance | 9,323 | $ 9,028
Acquired goodwill | 90 | 325
Impairments | (168) |
Foreign currency translation and other | 9 | (30)
Goodwill, Ending Balance | 9,254 | 9,323
Noncontrolling Interests [Member] |  |
Goodwill roll forward |  |
Impairments | (22) |
Collection and Disposal Segment [Member] | East Tier {Member] |  |
Goodwill roll forward |  |
Goodwill, Beginning Balance | 5,072 | 5,008
Acquired goodwill | 13 | 92
Foreign currency translation and other | 9 | (28)
Goodwill, Ending Balance | 5,094 | 5,072
Collection and Disposal Segment [Member] | West Tier [Member] |  |
Goodwill roll forward |  |
Goodwill, Beginning Balance | 3,696 | 3,673
Acquired goodwill | 70 | 24
Foreign currency translation and other |  | (1)
Goodwill, Ending Balance | 3,766 | 3,696
Collection and Disposal Segment [Member] | Other Ancillary [Member] |  |
Goodwill roll forward |  |
Goodwill, Beginning Balance | 27 | 25
Acquired goodwill |  | 2
Goodwill, Ending Balance | 27 | 27
Recycling Processing and Sales [Member] |  |
Goodwill roll forward |  |
Goodwill, Beginning Balance | 527 | 321
Acquired goodwill | 7 | 207
Impairments | (168) |
Foreign currency translation and other |  | (1)
Goodwill, Ending Balance | 366 | 527
All Other [Member] |  |
Goodwill roll forward |  |
Goodwill, Beginning Balance | 1 | 1
Goodwill, Ending Balance | $ 1 | $ 1

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