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Segment and Related Information - Summary (Detail) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Segment Reporting Information [Line Items] |  |  |
Operating revenues | $ 17,931 | $ 15,218 | $ 15,455
Income from operations | 2,965 | 2,434 | 2,706
Depreciation and amortization | 1,999 | 1,671 | 1,574
Capital Expenditures | 2,039 | 1,585 | 1,815
Total Assets | 29,097 | 29,345 | 27,743
Gain (loss) on sale of assets | 44 | 33 |
Asset impairments | 8 | 68 | 42
Advanced Disposal [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating revenues |  | 205 |
Disposed of by Sale, Not Discontinued Operations [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Gain (loss) on sale of assets | 44 | 33 |
Disposed of by Sale, Not Discontinued Operations [Member] | Advanced Disposal [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Gain (loss) on sale of assets |  | 33 |
Landfills and Oil Field Waste Injection Facility [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Asset impairments |  | 41 |
Landfill [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Asset impairments |  | 20 |
Operating Segments [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating revenues | 21,693 | 18,478 | 18,704
Total Assets | 29,392 | 29,649 | 28,010
Intercompany Operating Revenues [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating revenues | (3,762) | (3,260) | (3,249)
Corporate and Other [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Income from operations | (1,209) | (996) | (917)
Depreciation and amortization | 76 | 45 | 36
Capital Expenditures | 571 | 508 | 407
Total Assets | 2,372 | 1,810 | 5,042
Elimination of Intercompany Investments and Advances [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Total Assets | (295) | (304) | (267)
Operating Group Total [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating revenues | 17,931 | 15,218 | 15,455
Operating Group Total [Member] | Operating Segments [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating revenues | 21,693 | 18,478 | 18,704
Income from operations | 4,174 | 3,430 | 3,623
Depreciation and amortization | 1,923 | 1,626 | 1,538
Capital Expenditures | 1,468 | 1,077 | 1,408
Total Assets | 27,020 | 27,839 | 22,968
Operating Group Total [Member] | Intercompany Operating Revenues [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating revenues | (3,762) | (3,260) | (3,249)
Solid Waste [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating revenues | 15,001 | 12,954 | 13,260
Solid Waste [Member] | Operating Segments [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating revenues | 18,647 | 16,114 | 16,387
Income from operations | 4,140 | 3,472 | 3,781
Depreciation and amortization | 1,853 | 1,539 | 1,463
Capital Expenditures | 1,287 | 1,002 | 1,290
Total Assets | 25,745 | 25,775 | 21,320
Solid Waste [Member] | Intercompany Operating Revenues [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating revenues | (3,646) | (3,160) | (3,127)
East Tier [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating revenues | 7,540 | 6,370 | 6,579
East Tier [Member] | Operating Segments [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating revenues | 9,278 | 7,873 | 8,098
Income from operations | 2,037 | 1,672 | 1,847
Depreciation and amortization | 970 | 801 | 776
Capital Expenditures | 708 | 537 | 670
Total Assets | 14,269 | 14,274 | 11,600
East Tier [Member] | Intercompany Operating Revenues [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating revenues | (1,738) | (1,503) | (1,519)
West Tier [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating revenues | 7,461 | 6,584 | 6,681
West Tier [Member] | Operating Segments [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating revenues | 9,369 | 8,241 | 8,289
Income from operations | 2,103 | 1,800 | 1,934
Depreciation and amortization | 883 | 738 | 687
Capital Expenditures | 579 | 465 | 620
Total Assets | 11,476 | 11,501 | 9,720
West Tier [Member] | Intercompany Operating Revenues [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating revenues | (1,908) | (1,657) | (1,608)
Other [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating revenues | 2,930 | 2,264 | 2,195
Other [Member] | Operating Segments [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating revenues | 3,046 | 2,364 | 2,317
Income from operations | 34 | (42) | (158)
Depreciation and amortization | 70 | 87 | 75
Capital Expenditures | 181 | 75 | 118
Total Assets | 1,275 | 2,064 | 1,648
Other [Member] | Intercompany Operating Revenues [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating revenues | $ (116) | $ (100) | $ (122)

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