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Acquisitions and Divestitures - Schedule of Recognized Identified Assets and Liabilities Assumed (Details) $ in Millions |  |  |  |  | 5 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Dec. 28, 2023 USD ($) | Aug. 11, 2022 USD ($) assets | Jul. 19, 2022 USD ($) assets | Aug. 20, 2021 USD ($) facilities | Nov. 24, 2021 USD ($) | Dec. 31, 2023 USD ($) | Jun. 01, 2023 USD ($) | Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($)
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |
Resulting goodwill |  |  |  |  |  | $ 20,121 |  | $ 19,965 | $ 19,914
Equity Method Investments |  |  |  |  |  | $ 7,874 |  | 7,653 |
Weighted average amortization period, customer relationship |  |  |  |  |  | 11 years 3 months 18 days |  |  |
Dos Caminos LLC |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |
Equity Method Investments |  |  |  |  |  | $ 192 |  | $ 0 |
Ownership Interest |  |  |  |  |  | 50.00% |  |  |
STX Midstream |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |
Purchase price | $ 1,831 |  |  |  |  |  |  |  |
Current assets | 41 |  |  |  |  |  |  |  |
Property, plant, & equipment | 1,199 |  |  |  |  |  |  |  |
Other long-term assets | 552 |  |  |  |  |  |  |  |
Current liabilities | (11) |  |  |  |  |  |  |  |
Long-term liabilities | (2) |  |  |  |  |  |  |  |
Non-controlling interest | (104) |  |  |  |  |  |  |  |
Resulting goodwill | 156 |  |  |  |  |  |  |  |
Business combination, customer contracts | $ 357 |  |  |  |  |  |  |  |
Weighted average amortization period, customer relationship | 15 years |  |  |  |  |  |  |  |
STX Midstream | NET Mexico |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |
Ownership percentage | 90.00% |  |  |  |  |  |  |  |
STX Midstream | Dos Caminos LLC |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |
Equity Method Investments | $ 192 |  |  |  |  |  |  |  |
Ownership Interest | 50.00% |  |  |  |  |  |  |  |
Diamond M |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |
Purchase price |  |  |  |  |  |  | $ 13 |  |
Current assets |  |  |  |  |  |  | 0 |  |
Property, plant, & equipment |  |  |  |  |  |  | 25 |  |
Other long-term assets |  |  |  |  |  |  | 0 |  |
Current liabilities |  |  |  |  |  |  | 0 |  |
Long-term liabilities |  |  |  |  |  |  | (12) |  |
Non-controlling interest |  |  |  |  |  |  | 0 |  |
Resulting goodwill |  |  |  |  |  |  | $ 0 |  |
North American Natural Resources, Inc. |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |
Purchase price |  | $ 132 |  |  |  |  |  |  |
Current assets |  | 2 |  |  |  |  |  |  |
Property, plant, & equipment |  | 5 |  |  |  |  |  |  |
Other long-term assets |  | 64 |  |  |  |  |  |  |
Current liabilities |  | 0 |  |  |  |  |  |  |
Long-term liabilities |  | 0 |  |  |  |  |  |  |
Non-controlling interest |  | 0 |  |  |  |  |  |  |
Resulting goodwill |  | $ 61 |  |  |  |  |  |  |
Weighted average amortization period, customer relationship |  | 13 years |  |  |  |  |  |  |
Number Of Landfill Assets | assets |  | 7 |  |  |  |  |  |  |
Mas Ranger, LLC |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |
Purchase price |  |  | $ 358 |  |  |  |  |  |
Current assets |  |  | 9 |  |  |  |  |  |
Property, plant, & equipment |  |  | 31 |  |  |  |  |  |
Other long-term assets |  |  | 320 |  |  |  |  |  |
Current liabilities |  |  | (2) |  |  |  |  |  |
Long-term liabilities |  |  | 0 |  |  |  |  |  |
Non-controlling interest |  |  | 0 |  |  |  |  |  |
Resulting goodwill |  |  | $ 0 |  |  |  |  |  |
Weighted average amortization period, customer relationship |  |  | 17 years |  |  |  |  |  |
Number Of Landfill Assets | assets |  |  | 3 |  |  |  |  |  |
Kinetrex Energy |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |
Purchase price |  |  |  | $ 318 |  |  |  |  |
Current assets |  |  |  | 18 |  |  |  |  |
Property, plant, & equipment |  |  |  | 49 |  |  |  |  |
Other long-term assets |  |  |  | 272 |  |  |  |  |
Current liabilities |  |  |  | (6) |  |  |  |  |
Long-term liabilities |  |  |  | (68) |  |  |  |  |
Non-controlling interest |  |  |  | 0 |  |  |  |  |
Resulting goodwill |  |  |  | 53 |  |  |  |  |
Business combination, customer contracts |  |  |  | $ 199 |  |  |  |  |
Weighted average amortization period, customer relationship |  |  |  | 10 years |  |  |  |  |
Number Of Landfill-based RNG facilities | facilities |  |  |  | 3 |  |  |  |  |
Kinetrex Energy | RNG Facility |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |
Equity Method Investments |  |  |  | $ 63 |  |  |  |  |
Ownership Interest |  |  |  | 50.00% |  |  |  |  |
Stagecoach Gas Services LLC |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |
Purchase price |  |  |  |  | $ 1,258 |  |  |  |
Current assets |  |  |  |  | 53 |  |  |  |
Property, plant, & equipment |  |  |  |  | 1,187 |  |  |  |
Other long-term assets |  |  |  |  | 24 |  |  |  |
Current liabilities |  |  |  |  | (6) |  |  |  |
Long-term liabilities |  |  |  |  | 0 |  |  |  |
Non-controlling interest |  |  |  |  | 0 |  |  |  |
Resulting goodwill |  |  |  |  | $ 0 |  |  |  |
Weighted average amortization period, customer relationship |  |  |  |  | 2 years |  |  |  |
Stagecoach Gas Services LLC | Measurement Input, Discount Rate | Valuation Technique, Discounted Cash Flow |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |
Estimated weighted average cost of capital |  |  |  |  | 12.00% |  |  |  |

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