Revenue (Revenue by Service Line) (Details) $ in Millions	12 Months Ended
Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)
Disaggregation of Revenue [Line Items]
Revenue	$ 16,032	$ 14,965	$ 13,511
Revenue as a percentage of total revenue	1.000	1.000	1.000
Transfer
Disaggregation of Revenue [Line Items]
Revenue	$ 805	$ 766	$ 725
Revenue as a percentage of total revenue	0.050	0.051	0.054
Landfill
Disaggregation of Revenue [Line Items]
Revenue	$ 1,741	$ 1,679	$ 1,550
Revenue as a percentage of total revenue	0.109	0.112	0.115
Environmental Solutions Service Line
Disaggregation of Revenue [Line Items]
Revenue	$ 1,843	$ 1,625	$ 1,208
Revenue as a percentage of total revenue	0.115	0.109	0.089
Recycling processing and commodity sales
Disaggregation of Revenue [Line Items]
Revenue	$ 409	$ 312	$ 359
Revenue as a percentage of total revenue	0.025	0.021	0.027
Other non-core
Disaggregation of Revenue [Line Items]
Revenue	$ 379	$ 330	$ 326
Revenue as a percentage of total revenue	0.024	0.022	0.024
Other
Disaggregation of Revenue [Line Items]
Revenue	$ 788	$ 642	$ 685
Revenue as a percentage of total revenue	0.049	0.043	0.051
Operating Segments \| Residential
Disaggregation of Revenue [Line Items]
Revenue	$ 2,939	$ 2,823	$ 2,642
Revenue as a percentage of total revenue	0.183	0.189	0.195
Operating Segments \| Small-container
Disaggregation of Revenue [Line Items]
Revenue	$ 4,820	$ 4,439	$ 3,946
Revenue as a percentage of total revenue	0.301	0.297	0.292
Operating Segments \| Large-container
Disaggregation of Revenue [Line Items]
Revenue	$ 3,024	$ 2,922	$ 2,701
Revenue as a percentage of total revenue	0.189	0.195	0.200
Operating Segments \| Other
Disaggregation of Revenue [Line Items]
Revenue	$ 72	$ 69	$ 54
Revenue as a percentage of total revenue	0.004	0.004	0.004
Operating Segments \| Collection Service Line
Disaggregation of Revenue [Line Items]
Revenue	$ 10,855	$ 10,253	$ 9,343
Revenue as a percentage of total revenue	0.677	0.685	0.691
Operating Segments \| Transfer
Disaggregation of Revenue [Line Items]
Revenue	$ 1,780	$ 1,699	$ 1,575
Operating Segments \| Landfill
Disaggregation of Revenue [Line Items]
Revenue	2,981	2,885	2,682
Operating Segments \| Environmental Solutions Service Line
Disaggregation of Revenue [Line Items]
Revenue	1,907	1,701	1,262
Intercompany Revenue \| Transfer
Disaggregation of Revenue [Line Items]
Revenue	(975)	(933)	(850)
Intercompany Revenue \| Landfill
Disaggregation of Revenue [Line Items]
Revenue	(1,240)	(1,206)	(1,132)
Intercompany Revenue \| Environmental Solutions Service Line
Disaggregation of Revenue [Line Items]
Revenue	$ (64)	$ (76)	$ (54)