Segment and Related Information - Summary (Detail) $ in Millions	3 Months Ended
	Mar. 31, 2023 USD ($) segment	Mar. 31, 2022 USD ($)
Segment Reporting Information [Line Items]
Number of segments | segment	2
Operating revenues	$ 4,892	$ 4,661
Income from operations	825	768
Solid Waste [Member]
Segment Reporting Information [Line Items]
Operating revenues	4,091	3,854
East Tier [Member]
Segment Reporting Information [Line Items]
Operating revenues	2,108	1,938
West Tier [Member]
Segment Reporting Information [Line Items]
Operating revenues	1,983	1,916
Other [Member]
Segment Reporting Information [Line Items]
Operating revenues	801	807
Operating Segments [Member]
Segment Reporting Information [Line Items]
Operating revenues	6,034	5,646
Income from operations	1,118	1,081
Operating Segments [Member] | Solid Waste [Member]
Segment Reporting Information [Line Items]
Operating revenues	5,179	4,789
Income from operations	1,122	1,080
Operating Segments [Member] | East Tier [Member]
Segment Reporting Information [Line Items]
Operating revenues	2,642	2,383
Income from operations	550	531
Operating Segments [Member] | West Tier [Member]
Segment Reporting Information [Line Items]
Operating revenues	2,537	2,406
Income from operations	572	549
Operating Segments [Member] | Other [Member]
Segment Reporting Information [Line Items]
Operating revenues	855	857
Income from operations	(4)	1
Intercompany Operating Revenues [Member]
Segment Reporting Information [Line Items]
Operating revenues	(1,142)	(985)
Intercompany Operating Revenues [Member] | Solid Waste [Member]
Segment Reporting Information [Line Items]
Operating revenues	(1,088)	(935)
Intercompany Operating Revenues [Member] | East Tier [Member]
Segment Reporting Information [Line Items]
Operating revenues	(534)	(445)
Intercompany Operating Revenues [Member] | West Tier [Member]
Segment Reporting Information [Line Items]
Operating revenues	(554)	(490)
Intercompany Operating Revenues [Member] | Other [Member]
Segment Reporting Information [Line Items]
Operating revenues	(54)	(50)
Corporate and Other [Member]
Segment Reporting Information [Line Items]
Income from operations	$ (293)	$ (313)