Segment and Related Information - Revenues mix (Detail) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Revenue from External Customer [Line Items]
Operating revenues	$ 4,661	$ 4,112
Operating Segments [Member]
Revenue from External Customer [Line Items]
Operating revenues	5,646	4,971
Operating Segments [Member] | Collection [Member]
Revenue from External Customer [Line Items]
Operating revenues	3,081	2,772
Operating Segments [Member] | Commercial [Member]
Revenue from External Customer [Line Items]
Operating revenues	1,287	1,131
Operating Segments [Member] | Residential [Member]
Revenue from External Customer [Line Items]
Operating revenues	805	782
Operating Segments [Member] | Industrial [Member]
Revenue from External Customer [Line Items]
Operating revenues	836	743
Operating Segments [Member] | Other Collection [Member]
Revenue from External Customer [Line Items]
Operating revenues	153	116
Operating Segments [Member] | Landfill [Member]
Revenue from External Customer [Line Items]
Operating revenues	1,051	915
Operating Segments [Member] | Transfer [Member]
Revenue from External Customer [Line Items]
Operating revenues	486	465
Operating Segments [Member] | Recycling [Member]
Revenue from External Customer [Line Items]
Operating revenues	453	342
Operating Segments [Member] | Other Revenue [Member]
Revenue from External Customer [Line Items]
Operating revenues	575	477
Intercompany Operating Revenues [Member]
Revenue from External Customer [Line Items]
Operating revenues	$ (985)	$ (859)