Segment and Related Information - Revenues mix (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Revenue from External Customer [Line Items]
Operating revenues	$ 17,931	$ 15,218	$ 15,455
Operating Segments [Member]
Revenue from External Customer [Line Items]
Operating revenues	21,693	18,478	18,704
Operating Segments [Member] | Collection [Member]
Revenue from External Customer [Line Items]
Operating revenues	11,675	10,053	10,240
Operating Segments [Member] | Commercial [Member]
Revenue from External Customer [Line Items]
Operating revenues	4,760	4,102	4,229
Operating Segments [Member] | Residential [Member]
Revenue from External Customer [Line Items]
Operating revenues	3,172	2,716	2,613
Operating Segments [Member] | Industrial [Member]
Revenue from External Customer [Line Items]
Operating revenues	3,210	2,770	2,916
Operating Segments [Member] | Other Collection [Member]
Revenue from External Customer [Line Items]
Operating revenues	533	465	482
Operating Segments [Member] | Landfill [Member]
Revenue from External Customer [Line Items]
Operating revenues	4,153	3,667	3,846
Operating Segments [Member] | Transfer [Member]
Revenue from External Customer [Line Items]
Operating revenues	2,072	1,855	1,820
Operating Segments [Member] | Recycling [Member]
Revenue from External Customer [Line Items]
Operating revenues	1,681	1,127	1,040
Operating Segments [Member] | Other Revenue [Member]
Revenue from External Customer [Line Items]
Operating revenues	2,112	1,776	1,758
Intercompany Operating Revenues [Member]
Revenue from External Customer [Line Items]
Operating revenues	$ (3,762)	$ (3,260)	$ (3,249)