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Investments, Loans and Long-Term Receivables - Narrative (Details) $ in Millions | 3 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | ---
Dec. 31, 2021 USD ($) | Dec. 31, 2022 USD ($) facility | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($) | Dec. 31, 2012 USD ($) | Dec. 31, 2005 USD ($)
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |
Retained earnings, undistributed earnings of affiliated companies |  | $ 42 |  |  |  |
Dividends from affiliates |  | 3,045 | $ 1,279 | $ 1,076 |  |
Impairments |  | (12) | 674 | 813 |  |
Carrying value of equity method investment | $ 6,701 | $ 7,493 | $ 6,701 |  |  |
APLNG |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |
Ownership percentage in equity investment |  | 47.50% |  |  |  |
Project finance facility, maximum borrowing capacity |  |  |  |  | $ 8,500 |
Line of credit facility, outstanding |  | $ 5,200 |  |  |  |
Additional ownership percentage in equity investment acquired | 10.00% |  | 10.00% |  |  |
Payments to acquire additional interest | $ 1,645 |  |  |  |  |
Impairments | 688 |  |  |  |  |
Impairments, after tax | 688 |  |  |  |  |
Carrying value of equity method investment |  | 6,200 |  |  |  |
Underlying equity in net assets |  | 6,100 |  |  |  |
Difference between estimated value and book value of equity method investment |  | 41 |  |  |  |
Amortizable portion of the basis difference in PPE | $ 39 | $ 10 | $ 39 | $ 41 |  |
QG3 |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |
Ownership percentage in equity investment |  | 30.00% |  |  |  |
Project finance facility, maximum borrowing capacity |  |  |  |  |  | $ 4,000
Carrying value of equity method investment |  | $ 700 |  |  |  |
QG8 |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |
Ownership percentage in equity investment |  | 25.00% |  |  |  |
Carrying value of equity method investment |  | $ 300 |  |  |  |
Origin Energy | APLNG |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |
Investment, ownership percentage |  | 27.50% |  |  |  |
Sinopec | APLNG |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |
Investment, ownership percentage |  | 25.00% |  |  |  |
QatarEnergy | QG3 |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |
Ownership percentage in equity investment |  | 68.50% |  |  |  |
QatarEnergy | QG8 |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |
Ownership percentage in equity investment |  | 75.00% |  |  |  |
Mitsui & Co., Ltd. | QG3 |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |
Ownership percentage in equity investment |  | 1.50% |  |  |  |
QG8 | North Field East LNG Project |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |
Investment, ownership percentage |  | 12.50% |  |  |  |
U S Private Placement Bond | APLNG |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |
Number of note facilities | facility |  | 2 |  |  |  |
Credit Agencies | QG3 |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |
Project finance facility, maximum borrowing capacity |  |  |  |  |  | 1,300
Commerical Banks | QG3 |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |
Project finance facility, maximum borrowing capacity |  |  |  |  |  | 1,500
Parent Company | QG3 |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |
Project finance facility, maximum borrowing capacity |  |  |  |  |  | $ 1,200

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