XML 52 R38.htm IDEA: XBRL DOCUMENT
v3.24.1.u1

Segment and Related Information - Summary (Detail) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2024 USD ($) segment | Mar. 31, 2023 USD ($)
Segment Reporting |  |
Number of reportable segments | segment | 4 |
Operating revenues | $ (5,159) | $ (4,892)
Net Operating Revenues | 1,016 | 825
Collection and Disposal [Member] |  |
Segment Reporting |  |
Operating revenues | (4,716) | (4,523)
Net Operating Revenues | 1,279 | 1,064
Collection and Disposal [Member] | East Tier {Member] |  |
Segment Reporting |  |
Operating revenues | (2,081) | (2,045)
Net Operating Revenues | 654 | 531
Collection and Disposal [Member] | West Tier [Member] |  |
Segment Reporting |  |
Operating revenues | (1,993) | (1,897)
Net Operating Revenues | 627 | 531
Collection and Disposal [Member] | Other Ancillary [Member] |  |
Segment Reporting |  |
Operating revenues | (642) | (581)
Net Operating Revenues | (2) | 2
Recycling Processing and Sales [Member] |  |
Segment Reporting |  |
Operating revenues | (368) | (294)
Net Operating Revenues | 19 | 13
WM Renewable Energy [Member] |  |
Segment Reporting |  |
Operating revenues | (69) | (69)
Net Operating Revenues | 21 | 20
Corporate and Other [Member] |  |
Segment Reporting |  |
Operating revenues | (6) | (6)
Net Operating Revenues | (303) | (272)
Operating Segments [Member] |  |
Segment Reporting |  |
Operating revenues | (6,317) | (6,034)
Operating Segments [Member] | Collection and Disposal [Member] |  |
Segment Reporting |  |
Operating revenues | (5,799) | (5,578)
Operating Segments [Member] | Collection and Disposal [Member] | East Tier {Member] |  |
Segment Reporting |  |
Operating revenues | (2,616) | (2,561)
Operating Segments [Member] | Collection and Disposal [Member] | West Tier [Member] |  |
Segment Reporting |  |
Operating revenues | (2,497) | (2,392)
Operating Segments [Member] | Collection and Disposal [Member] | Other Ancillary [Member] |  |
Segment Reporting |  |
Operating revenues | (686) | (625)
Operating Segments [Member] | Recycling Processing and Sales [Member] |  |
Segment Reporting |  |
Operating revenues | (436) | (374)
Operating Segments [Member] | WM Renewable Energy [Member] |  |
Segment Reporting |  |
Operating revenues | (70) | (70)
Operating Segments [Member] | Corporate and Other [Member] |  |
Segment Reporting |  |
Operating revenues | (12) | (12)
Intercompany Operating Revenues [Member] |  |
Segment Reporting |  |
Operating revenues | 1,158 | 1,142
Intercompany Operating Revenues [Member] | Collection and Disposal [Member] |  |
Segment Reporting |  |
Operating revenues | 1,083 | 1,055
Intercompany Operating Revenues [Member] | Collection and Disposal [Member] | East Tier {Member] |  |
Segment Reporting |  |
Operating revenues | 535 | 516
Intercompany Operating Revenues [Member] | Collection and Disposal [Member] | West Tier [Member] |  |
Segment Reporting |  |
Operating revenues | 504 | 495
Intercompany Operating Revenues [Member] | Collection and Disposal [Member] | Other Ancillary [Member] |  |
Segment Reporting |  |
Operating revenues | 44 | 44
Intercompany Operating Revenues [Member] | Recycling Processing and Sales [Member] |  |
Segment Reporting |  |
Operating revenues | 68 | 80
Intercompany Operating Revenues [Member] | WM Renewable Energy [Member] |  |
Segment Reporting |  |
Operating revenues | 1 | 1
Intercompany Operating Revenues [Member] | Corporate and Other [Member] |  |
Segment Reporting |  |
Operating revenues | $ 6 | $ 6

X
- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 18 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-18 + Details
Name: | us-gaap_NumberOfReportableSegments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition The net result for the period of deducting operating expenses from operating revenues. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 22 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-22 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 30 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-30 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 32 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-32 Reference 4: http://www.xbrl.org/2003/role/exampleRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 31 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-31 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 32 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-32 + Details
Name: | us-gaap_OperatingIncomeLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 924 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 11.L) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479941/924-10-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479806/606-10-50-5 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 30 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-30 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 42 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-42 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 22 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-22 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 32 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-32 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 40 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-40 Reference 8: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 22 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-22 Reference 9: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 32 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-32 Reference 10: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 41 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-41 Reference 11: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479806/606-10-50-4 + Details
Name: | us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_SegmentReportingInformationLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=wm_CollectionAndDisposalMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsegmentsAxis=wm_EastTierRegionAreasMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsegmentsAxis=wm_WestTierRegionAreasMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsegmentsAxis=wm_OtherAncillaryMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=wm_RecyclingProcessingAndSalesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=wm_RenewableEnergySegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=us-gaap_CorporateAndOtherMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ConsolidationItemsAxis=us-gaap_OperatingSegmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ConsolidationItemsAxis=us-gaap_IntersegmentEliminationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |