v3.26.1
Segment and Related Information - Summary (Detail)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
USD ($)
Jun. 30, 2025
USD ($)
Jun. 30, 2026
USD ($)
segment
Jun. 30, 2025
USD ($)
Segment Reporting        
Number of reportable segments | segment     5  
Net operating revenue royalty (as a percent) 15.00%   15.00%  
Royalty amount $ 24 $ 17 $ 48 $ 31
Operating revenues 6,684 6,430 12,911 12,448
Operating expenses 3,955 3,803 7,649 7,415
Selling, general and administrative expenses 683 696 1,390 1,383
Other net expenses 16 36 (6) 51
Depreciation, depletion, amortization and accretion 777 744 1,512 1,435
Income from operations 1,253 1,151 2,366 2,164
Capital expenditures 723 815 1,261 1,456
Collection and Disposal [Member]        
Segment Reporting        
Operating revenues 5,479 5,281 10,560 10,203
Other net expenses   26 (34) 26
Depreciation, depletion, amortization and accretion 565 550 1,096 1,059
Income from operations 1,550 1,461 3,010 2,806
Capital expenditures 611 707 1,043 1,143
East Tier [Member]        
Segment Reporting        
Operating revenues 2,406 2,292 4,605 4,432
Other net expenses   8   8
Depreciation, depletion, amortization and accretion 306 290 591 558
Income from operations 784 721 1,507 1,390
Capital expenditures 302 360 481 557
West Tier [Member]        
Segment Reporting        
Operating revenues 2,291 2,251 4,441 4,333
Other net expenses   2 (34) 2
Depreciation, depletion, amortization and accretion 252 254 491 488
Income from operations 761 757 1,498 1,436
Capital expenditures 293 335 529 557
Other Ancillary [Member]        
Segment Reporting        
Operating revenues 782 738 1,514 1,438
Other net expenses   16   16
Depreciation, depletion, amortization and accretion 7 6 14 13
Income from operations 5 (17) 5 (20)
Capital expenditures 16 12 33 29
Recycling Processing and Sales [Member]        
Segment Reporting        
Operating revenues 403 381 771 765
Other net expenses 2 1 4 6
Depreciation, depletion, amortization and accretion 54 45 105 84
Income from operations 36 24 55 42
Capital expenditures 64 70 94 108
Renewable Energy [Member]        
Segment Reporting        
Operating revenues 157 115 316 206
Depreciation, depletion, amortization and accretion 24 15 48 30
Income from operations 47 38 95 57
Capital expenditures 61 115 104 237
Healthcare Solutions [Member]        
Segment Reporting        
Operating revenues 638 646 1,252 1,265
Operating expenses 16 12 36 20
Other net expenses 3 9 12 18
Depreciation, depletion, amortization and accretion 105 105 209 206
Income from operations 2 (23) (12) (44)
Capital expenditures 28 46 55 80
Corporate and Other [Member]        
Segment Reporting        
Operating revenues 7 7 12 9
Other net expenses 11   12 1
Depreciation, depletion, amortization and accretion 29 29 54 56
Income from operations (382) (349) (782) (697)
Capital expenditures (41) (123) (35) (112)
Operating Segments [Member]        
Segment Reporting        
Operating revenues 8,187 7,888 15,812 15,214
Operating expenses 5,451 5,254 10,537 10,169
Selling, general and administrative expenses 690 703 1,403 1,395
Operating Segments [Member] | Collection and Disposal [Member]        
Segment Reporting        
Operating revenues 6,782 6,516 13,057 12,554
Operating expenses 4,457 4,274 8,560 8,257
Selling, general and administrative expenses 210 205 425 406
Operating Segments [Member] | Collection and Disposal [Member] | Processing fees [Member]        
Segment Reporting        
Income from operations 22 (20) 40 (40)
Operating Segments [Member] | East Tier [Member]        
Segment Reporting        
Operating revenues 3,069 2,922 5,868 5,620
Operating expenses 1,888 1,815 3,589 3,488
Selling, general and administrative expenses 91 88 181 176
Operating Segments [Member] | West Tier [Member]        
Segment Reporting        
Operating revenues 2,873 2,805 5,560 5,393
Operating expenses 1,769 1,706 3,418 3,298
Selling, general and administrative expenses 91 86 187 169
Operating Segments [Member] | Other Ancillary [Member]        
Segment Reporting        
Operating revenues 840 789 1,629 1,541
Operating expenses 800 753 1,553 1,471
Selling, general and administrative expenses 28 31 57 61
Operating Segments [Member] | Recycling Processing and Sales [Member]        
Segment Reporting        
Operating revenues 491 482 946 947
Operating expenses 385 398 753 786
Selling, general and administrative expenses 14 14 29 29
Operating Segments [Member] | Renewable Energy [Member]        
Segment Reporting        
Operating revenues 157 115 318 207
Operating expenses 81 59 164 114
Selling, general and administrative expenses 5 3 11 6
Operating Segments [Member] | Healthcare Solutions [Member]        
Segment Reporting        
Operating revenues 742 760 1,463 1,481
Operating expenses 506 519 1,006 996
Selling, general and administrative expenses 126 150 248 305
Operating Segments [Member] | Corporate and Other [Member]        
Segment Reporting        
Operating revenues 15 15 28 25
Operating expenses 22 4 54 16
Selling, general and administrative expenses 335 331 690 649
Intercompany Elimination [Member]        
Segment Reporting        
Operating revenues 1,503 1,458 2,901 2,766
Operating expenses 1,496 1,451 2,888 2,754
Selling, general and administrative expenses (7) (7) (13) (12)
Intercompany Elimination [Member] | Collection and Disposal [Member]        
Segment Reporting        
Operating revenues 1,303 1,235 2,497 2,351
Intercompany Elimination [Member] | East Tier [Member]        
Segment Reporting        
Operating revenues 663 630 1,263 1,188
Intercompany Elimination [Member] | West Tier [Member]        
Segment Reporting        
Operating revenues 582 554 1,119 1,060
Intercompany Elimination [Member] | Other Ancillary [Member]        
Segment Reporting        
Operating revenues 58 51 115 103
Intercompany Elimination [Member] | Recycling Processing and Sales [Member]        
Segment Reporting        
Operating revenues 88 101 175 182
Intercompany Elimination [Member] | Renewable Energy [Member]        
Segment Reporting        
Operating revenues     2 1
Intercompany Elimination [Member] | Healthcare Solutions [Member]        
Segment Reporting        
Operating revenues 104 114 211 216
Income from operations 101 113 202 207
Intercompany Elimination [Member] | Corporate and Other [Member]        
Segment Reporting        
Operating revenues $ 8 $ 8 $ 16 $ 16