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