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Debt - Schedule of Debt (Details) - USD ($) $ in Millions | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | --- | ---
SHORT-TERM DEBT |  |  |
Short-term debt | $ 1,159 | $ 822 |
LONG-TERM DEBT |  |  |
Senior notes, net of unamortized discounts and debt issuance costs | 7,237 | 8,329 |
Noncurrent portion of other long-term debt | 50 | 69 |
Total long-term debt | 7,287 | 8,398 |
Total debt | 8,446 | 9,220 |
Senior notes |  |  |
LONG-TERM DEBT |  |  |
Unamortized discounts and debt issuance costs | (46) | (54) |
Senior notes, net of unamortized discounts and debt issuance costs | 7,237 | 8,329 |
Debt instrument face value | 8,400 | 9,100 |
Senior notes | Level 2 |  |  |
LONG-TERM DEBT |  |  |
Debt instrument fair value | $ 7,600 | $ 9,900 |
Senior notes | 3.65% senior notes due June 2022 |  |  |
SHORT-TERM DEBT |  |  |
Debt instrument, interest rate (as a percent) | 3.65% |  |
Senior notes | 2.85% senior notes due January 2023 |  |  |
SHORT-TERM DEBT |  |  |
Debt instrument, interest rate (as a percent) |  | 2.85% |
LONG-TERM DEBT |  |  |
Long-term debt, before deducting unamortized discounts and debt issuance costs | $ 0 | $ 400 |
Senior notes | 3.85% senior notes due October 2023 |  |  |
SHORT-TERM DEBT |  |  |
Debt instrument, interest rate (as a percent) |  | 3.85% |
LONG-TERM DEBT |  |  |
Long-term debt, before deducting unamortized discounts and debt issuance costs | $ 0 | $ 700 |
Senior notes | 3.60% senior notes due November 2024 |  |  |
SHORT-TERM DEBT |  |  |
Debt instrument, interest rate (as a percent) | 3.60% |  |
LONG-TERM DEBT |  |  |
Long-term debt, before deducting unamortized discounts and debt issuance costs | $ 750 | 750 |
Senior notes | 4.65% senior notes due October 2025 |  |  |
SHORT-TERM DEBT |  |  |
Debt instrument, interest rate (as a percent) | 4.65% |  |
LONG-TERM DEBT |  |  |
Long-term debt, before deducting unamortized discounts and debt issuance costs | $ 1,000 | 1,000 |
Senior notes | 4.50% senior notes due December 2026 |  |  |
SHORT-TERM DEBT |  |  |
Debt instrument, interest rate (as a percent) | 4.50% |  |
LONG-TERM DEBT |  |  |
Long-term debt, before deducting unamortized discounts and debt issuance costs | $ 750 | 750 |
Senior notes | 3.55% senior notes due December 2029 |  |  |
SHORT-TERM DEBT |  |  |
Debt instrument, interest rate (as a percent) | 3.55% |  |
LONG-TERM DEBT |  |  |
Long-term debt, before deducting unamortized discounts and debt issuance costs | $ 1,000 | 1,000 |
Senior notes | 3.80% senior notes due September 2030 |  |  |
SHORT-TERM DEBT |  |  |
Debt instrument, interest rate (as a percent) | 3.80% |  | 3.80%
LONG-TERM DEBT |  |  |
Long-term debt, before deducting unamortized discounts and debt issuance costs | $ 750 | 750 |
Debt instrument face value |  |  | $ 750
Senior notes | 6.70% senior notes due May 2036 |  |  |
SHORT-TERM DEBT |  |  |
Debt instrument, interest rate (as a percent) | 6.70% |  |
LONG-TERM DEBT |  |  |
Long-term debt, before deducting unamortized discounts and debt issuance costs | $ 250 | 250 |
Senior notes | 6.65% senior notes due January 2037 |  |  |
SHORT-TERM DEBT |  |  |
Debt instrument, interest rate (as a percent) | 6.65% |  |
LONG-TERM DEBT |  |  |
Long-term debt, before deducting unamortized discounts and debt issuance costs | $ 600 | 600 |
Senior notes | 5.15% senior notes due June 2042 |  |  |
SHORT-TERM DEBT |  |  |
Debt instrument, interest rate (as a percent) | 5.15% |  |
LONG-TERM DEBT |  |  |
Long-term debt, before deducting unamortized discounts and debt issuance costs | $ 499 | 499 |
Senior notes | 4.30% senior notes due January 2043 |  |  |
SHORT-TERM DEBT |  |  |
Debt instrument, interest rate (as a percent) | 4.30% |  |
LONG-TERM DEBT |  |  |
Long-term debt, before deducting unamortized discounts and debt issuance costs | $ 348 | 348 |
Senior notes | 4.70% senior notes due June 2044 |  |  |
SHORT-TERM DEBT |  |  |
Debt instrument, interest rate (as a percent) | 4.70% |  |
LONG-TERM DEBT |  |  |
Long-term debt, before deducting unamortized discounts and debt issuance costs | $ 687 | 687 |
Senior notes | 4.90% senior notes due February 2045 |  |  |
SHORT-TERM DEBT |  |  |
Debt instrument, interest rate (as a percent) | 4.90% |  |
LONG-TERM DEBT |  |  |
Long-term debt, before deducting unamortized discounts and debt issuance costs | $ 649 | 649 |
Other long-term debt |  |  |
LONG-TERM DEBT |  |  |
Noncurrent portion of other long-term debt | 50 | 69 |
Senior notes | 3.65% senior notes due June 2022 |  |  |
SHORT-TERM DEBT |  |  |
Short-term notes and borrowings | 0 | $ 750 |
Debt instrument, interest rate (as a percent) |  | 3.65% |
Senior notes | 2.85% senior notes due January 2023 |  |  |
SHORT-TERM DEBT |  |  |
Short-term notes and borrowings | $ 400 | $ 0 |
Debt instrument, interest rate (as a percent) | 2.85% |  |
Senior notes | 3.85% senior notes due October 2023 |  |  |
SHORT-TERM DEBT |  |  |
Short-term notes and borrowings | $ 700 | 0 |
Debt instrument, interest rate (as a percent) | 3.85% |  |
Other |  |  |
SHORT-TERM DEBT |  |  |
Short-term debt | $ 59 | $ 72 |

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