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v3.23.1

LONG-TERM DEBT - DEBT ACTIVITY (Details) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Debt Instrument [Line Items] |  |  |
Debt instrument issued | $ 17,958 | $ 28,493 | $ 35,235
Variable rate bonds due 2021 |  |  |
Debt Instrument [Line Items] |  |  |
Repayments of debt |  | (27) |
Senior notes |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument issued | $ 18,000 | 28,500 |
Senior notes | 2.600% senior notes due 2022 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage | 2.60% |  |
Repayments of debt | $ (101) |  |
Senior notes | 2.700% senior notes due 2023 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage | 2.70% |  |
Repayments of debt | $ (442) |  |
Senior notes | 6.950% senior notes due 2024 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage | 6.95% |  |
Repayments of debt | $ (359) |  |
Senior notes | 3.450% senior notes due 2024 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage | 3.45% |  |
Repayments of debt | $ (16) |  |
Senior notes | 2.900% senior notes due 2024 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage | 2.90% |  |
Repayments of debt | $ (295) |  |
Senior notes | 3.500% senior notes due 2025 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage | 3.50% |  |
Repayments of debt | $ (189) |  |
Senior notes | 8.000% senior notes due 2025 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage | 8.00% |  |
Repayments of debt | $ (500) |  |
Senior notes | 5.875% senior notes due 2025 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage | 5.875% |  |
Repayments of debt | $ (294) |  |
Senior notes | 5.500% senior notes due 2025 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage | 5.50% |  |
Repayments of debt | $ (285) |  |
Senior notes | 5.550% senior notes due 2026 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage | 5.55% |  |
Repayments of debt | $ (230) |  |
Senior notes | 3.200% senior notes due 2026 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage | 3.20% |  |
Repayments of debt | $ (615) |  |
Senior notes | 3.400% senior notes due 2026 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage | 3.40% |  |
Repayments of debt | $ (495) |  |
Senior notes | 3.000% senior notes due 2027 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage | 3.00% |  |
Repayments of debt | $ (418) |  |
Senior notes | 8.500% senior notes due 2027 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage | 8.50% |  |
Repayments of debt | $ (11) |  |
Senior notes | 6.375% senior notes due 2028 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage | 6.375% |  |
Repayments of debt | $ (22) |  |
Senior notes | 3.500% senior notes due 2029 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage | 3.50% |  |
Repayments of debt | $ (1,191) |  |
Senior notes | 6.625% senior notes due 2030 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage | 6.625% |  |
Repayments of debt | $ (51) |  |
Senior notes | 6.125% senior notes due 2031 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage | 6.125% |  |
Repayments of debt | $ (107) |  |
Senior notes | 6.450% senior notes due 2036 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage | 6.45% |  |
Repayments of debt | $ (23) |  |
Senior notes | Zero Coupon senior notes due 2036 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument issued | 673 |  |
Repayments of debt | $ (1,596) |  |
Senior notes | 4.300% senior notes due 2039 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage | 4.30% |  |
Repayments of debt | $ (446) |  |
Senior notes | 6.200% senior notes due 2040 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage | 6.20% |  |
Repayments of debt | $ (13) |  |
Senior notes | 4.500% senior notes due 2044 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage | 4.50% |  |
Repayments of debt | $ (417) |  |
Senior notes | 4.625% senior notes due 2045 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage | 4.625% |  |
Repayments of debt | $ (338) |  |
Senior notes | 6.600% senior notes due 2046 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage | 6.60% |  |
Repayments of debt | $ (40) |  |
Debt activity |  | $ 57 |
Senior notes | 4.400% senior notes due 2046 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage | 4.40% |  |
Repayments of debt | $ (552) |  |
Senior notes | 4.100% senior notes due 2047 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage | 4.10% |  |
Repayments of debt | $ (405) |  |
Senior notes | 4.200% senior notes due 2048 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage | 4.20% |  |
Repayments of debt | $ (657) |  |
Senior notes | 4.400% senior notes due 2049 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage | 4.40% |  |
Repayments of debt | $ (424) |  |
Senior notes | 4.850% senior notes due 2021 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage |  | 4.85% |
Repayments of debt |  | $ (147) |
Senior notes | 2.600% senior notes due 2021 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage |  | 2.60% |
Repayments of debt |  | $ (224) |
Senior notes | 3.125% senior notes due 2022 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage |  | 3.125% |
Repayments of debt |  | $ (276) |
Senior notes | 2.700% senior notes due 2022 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage |  | 2.70% |
Repayments of debt |  | $ (629) |
Senior notes | Floating interest rate notes due August 2022 |  |  |
Debt Instrument [Line Items] |  |  |
Repayments of debt |  | $ (1,052) |
Senior notes | 2.700% senior notes due 2023 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage |  | 2.70% |
Repayments of debt |  | $ (484) |
Senior notes | 3.450% senior notes due 2024 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage |  | 3.45% |
Repayments of debt |  | $ (121) |
Senior notes | 2.900% senior notes due 2024 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage |  | 2.90% |
Repayments of debt |  | $ (2,051) |
Senior notes | 3.500% senior notes due 2025 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage |  | 3.50% |
Repayments of debt |  | $ (424) |
Senior notes | 3.400% senior notes due 2026 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage |  | 3.40% |
Repayments of debt |  | $ (371) |
Senior notes | 3.200% senior notes due 2026 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage |  | 3.20% |
Repayments of debt |  | $ (203) |
Senior notes | 3.000% senior notes due 2027 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage |  | 3.00% |
Repayments of debt |  | $ (116) |
Senior notes | 3.500% senior notes due 2029 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage |  | 3.50% |
Repayments of debt |  | $ (23) |
Senior notes | 4.300% senior notes due 2039 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage |  | 4.30% |
Repayments of debt |  | $ (57) |
Senior notes | 4.500% senior notes due 2044 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage |  | 4.50% |
Repayments of debt |  | $ (17) |
Senior notes | 4.625% senior notes due 2045 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage |  | 4.625% |
Repayments of debt |  | $ (116) |
Senior notes | 4.400% senior notes due 2046 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage |  | 4.40% |
Repayments of debt |  | $ (224) |
Senior notes | 4.100% senior notes due 2047 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage |  | 4.10% |
Repayments of debt |  | $ (87) |
Senior notes | 4.200% senior notes due 2048 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage |  | 4.20% |
Repayments of debt |  | $ (39) |
Senior notes | 4.400% senior notes due 2049 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage |  | 4.40% |
Repayments of debt |  | $ (46) |
Senior notes | 7.730% debentures due 2096 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage |  | 7.73% |
Repayments of debt |  | $ (3) |
Senior notes | 7.500% debentures due 2026 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage |  | 7.50% |
Repayments of debt |  | $ (18) |
Senior notes | 7.250% debentures due 2096 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage |  | 7.25% |
Repayments of debt |  | $ (44) |
Debentures | 7.150% debentures due 2028 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage | 7.15% |  |
Repayments of debt | $ (3) |  |
Debentures | 7.730% debentures due 2096 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage | 7.73% | 7.73% |
Debentures | 7.500% debentures due 2026 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage | 7.50% | 7.50% |
Debentures | 7.250% debentures due 2096 |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument interest rate stated percentage | 7.25% | 7.25% |

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