Segment and Related Information - Revenues mix (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Revenue from External Customer [Line Items]
Operating revenues	$ 5,119	$ 5,027	$ 10,011	$ 9,688
Operating Segments [Member]
Revenue from External Customer [Line Items]
Operating revenues	6,328	6,122	12,362	11,768
Operating Segments [Member] | Collection [Member]
Revenue from External Customer [Line Items]
Operating revenues	3,455	3,310	6,826	6,391
Operating Segments [Member] | Commercial [Member]
Revenue from External Customer [Line Items]
Operating revenues	1,424	1,355	2,836	2,642
Operating Segments [Member] | Industrial [Member]
Revenue from External Customer [Line Items]
Operating revenues	974	942	1,907	1,778
Operating Segments [Member] | Residential [Member]
Revenue from External Customer [Line Items]
Operating revenues	866	832	1,720	1,637
Operating Segments [Member] | Other Collection [Member]
Revenue from External Customer [Line Items]
Operating revenues	191	181	363	334
Operating Segments [Member] | Landfill [Member]
Revenue from External Customer [Line Items]
Operating revenues	1,265	1,194	2,417	2,245
Operating Segments [Member] | Transfer [Member]
Revenue from External Customer [Line Items]
Operating revenues	585	554	1,125	1,040
Operating Segments [Member] | Recycling [Member]
Revenue from External Customer [Line Items]
Operating revenues	370	468	728	921
Operating Segments [Member] | Other Revenue [Member]
Revenue from External Customer [Line Items]
Operating revenues	653	596	1,266	1,171
Intercompany Operating Revenues [Member]
Revenue from External Customer [Line Items]
Operating revenues	$ (1,209)	$ (1,095)	$ (2,351)	$ (2,080)