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Long-Term Debt (Details) - USD ($) | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Feb. 24, 2022 | Oct. 31, 2021
Debt Instrument [Line Items] |  |  |  |
Long-term debt instruments | $ 18,975,000,000 | $ 27,141,000,000 |  |
Debt due within one year | (2,694,000,000) | (4,946,000,000) |  |
Fair market value adjustment for debt acquired in the Noble acquisition | 664,000,000 | 741,000,000 |  |
Reclassified from short-term debt | 4,050,000,000 | 7,759,000,000 |  |
Unamortized discounts and debt issuance costs | (23,000,000) | (31,000,000) |  |
Finance lease liabilities | 403,000,000 | 449,000,000 |  |
Total long-term debt | 21,375,000,000 | 31,113,000,000 |  |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |  |  |
2023 | 2,694,000,000 |  |  |
2024 | 1,650,000,000 |  |  |
2025 | 4,000,000,000 |  |  |
2026 | 2,250,000,000 |  |  |
2027 | 2,000,000,000 |  |  |
Thereafter | $ 6,381,000,000 |  |  |
Notes due 2023 |  |  |  |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |  |  |
Redemption amount |  |  | $ 3,000,000,000 |
Notes | Notes due 2023 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Weighted Average Interest Rate | 1.282% |  |  |
Long-term debt instruments | $ 1,800,000,000 | 4,800,000,000 |  |
Notes | Notes due 2023 | Minimum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Weighted Average Interest Rate | 0.426% |  |  |
Notes | Notes due 2023 | Maximum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Weighted Average Interest Rate | 7.25% |  |  |
Notes | Notes due 2024 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Weighted Average Interest Rate | 3.291% |  |  |
Long-term debt instruments | $ 1,650,000,000 | 1,650,000,000 |  |
Notes | Notes due 2024 | Minimum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Weighted Average Interest Rate | 2.895% |  |  |
Notes | Notes due 2024 | Maximum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Weighted Average Interest Rate | 3.90% |  |  |
Notes | Notes due 2025 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Weighted Average Interest Rate | 1.724% |  |  |
Long-term debt instruments | $ 4,000,000,000 | 4,000,000,000 |  |
Notes | Notes due 2025 | Minimum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Weighted Average Interest Rate | 0.687% |  |  |
Notes | Notes due 2025 | Maximum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Weighted Average Interest Rate | 3.326% |  |  |
Notes | Notes due 2026 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rate | 2.954% |  |  |
Long-term debt instruments | $ 2,250,000,000 | 2,250,000,000 |  |
Notes | Notes due 2027 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Weighted Average Interest Rate | 2.379% |  |  |
Long-term debt instruments | $ 2,000,000,000 | 2,000,000,000 |  |
Notes | Notes due 2027 | Minimum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Weighted Average Interest Rate | 1.018% |  |  |
Notes | Notes due 2027 | Maximum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Weighted Average Interest Rate | 8.00% |  |  |
Notes | Notes due 2028 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rate | 3.85% |  |  |
Long-term debt instruments | $ 600,000,000 | 600,000,000 |  |
Notes | Notes due 2029 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rate | 3.25% |  |  |
Long-term debt instruments | $ 500,000,000 | 500,000,000 |  |
Notes | Notes due 2030 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rate | 2.236% |  |  |
Long-term debt instruments | $ 1,500,000,000 | 1,500,000,000 |  |
Notes | Notes due 2040 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rate | 2.978% |  |  |
Long-term debt instruments | $ 293,000,000 | 293,000,000 |  |
Notes | Notes due 2041 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rate | 6.00% |  |  |
Long-term debt instruments | $ 397,000,000 | 397,000,000 |  |
Notes | Notes due 2043 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rate | 5.25% |  |  |
Long-term debt instruments | $ 330,000,000 | 330,000,000 |  |
Notes | Notes due 2044 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rate | 5.05% |  |  |
Long-term debt instruments | $ 222,000,000 | 222,000,000 |  |
Notes | Notes due 2047 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rate | 4.95% |  |  |
Long-term debt instruments | $ 187,000,000 | 187,000,000 |  |
Notes | Notes due 2049 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rate | 4.20% |  |  |
Long-term debt instruments | $ 237,000,000 | 237,000,000 |  |
Notes | Notes due 2050 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Weighted Average Interest Rate | 2.763% |  |  |
Long-term debt instruments | $ 1,750,000,000 | 1,750,000,000 |  |
Notes | Notes due 2050 | Minimum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Weighted Average Interest Rate | 2.343% |  |  |
Notes | Notes due 2050 | Maximum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Weighted Average Interest Rate | 3.078% |  |  |
Notes | Notes due 2022 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Long-term debt instruments | $ 0 | 4,946,000,000 |  |
Floating Rate Notes | Floating rate notes due 2023 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Weighted Average Interest Rate | 3.384% |  |  |
Long-term debt instruments | $ 800,000,000 | 800,000,000 |  |
Floating Rate Notes | Floating rate notes due 2023 | Minimum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Weighted Average Interest Rate | 3.121% |  |  |
Floating Rate Notes | Floating rate notes due 2023 | Maximum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Weighted Average Interest Rate | 3.821% |  |  |
Debentures | Debentures due 2031 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rate | 8.625% |  |  |
Long-term debt instruments | $ 102,000,000 | 102,000,000 |  |
Debentures | Debentures due 2032 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Weighted Average Interest Rate | 8.416% |  |  |
Long-term debt instruments | $ 183,000,000 | 183,000,000 |  |
Debentures | Debentures due 2032 | Minimum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Weighted Average Interest Rate | 8.00% |  |  |
Debentures | Debentures due 2032 | Maximum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Weighted Average Interest Rate | 8.625% |  |  |
Debentures | Debentures due 2097 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rate | 7.25% |  |  |
Long-term debt instruments | $ 60,000,000 | 60,000,000 |  |
Loans | Bank loans due 2023 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Weighted Average Interest Rate | 5.206% |  |  |
Long-term debt instruments | $ 91,000,000 | 100,000,000 |  |
Loans | Bank loans due 2023 | Minimum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Weighted Average Interest Rate | 4.928% |  |  |
Loans | Bank loans due 2023 | Maximum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Weighted Average Interest Rate | 5.342% |  |  |
Loans | 3.400% loan |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rate | 3.40% |  |  |
Long-term debt instruments | $ 0 | 211,000,000 |  |
Medium-term Notes |  |  |  |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |  |  |
Debt issued |  |  |  | $ 4,900,000,000
Medium-term Notes | Medium-term notes, maturing from 2023 to 2038 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Weighted Average Interest Rate | 6.306% |  |  |
Long-term debt instruments | $ 23,000,000 | $ 23,000,000 |  |
Medium-term Notes | Medium-term notes, maturing from 2023 to 2038 | Minimum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Weighted Average Interest Rate | 4.283% |  |  |
Medium-term Notes | Medium-term notes, maturing from 2023 to 2038 | Maximum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Weighted Average Interest Rate | 7.90% |  |  |

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- Definition Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b)(1) -URI https://asc.fasb.org/extlink&oid=123466204&loc=SL6031897-161870 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878 + Details
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