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Fair Value Measurements - Financial Liabilities not Measured at Fair Value (Details) | Oct. 01, 2023 USD ($) | Oct. 01, 2023 GBP (£) | Oct. 01, 2023 EUR (€) | Jan. 01, 2023 USD ($)
--- | --- | --- | --- | ---
Financial Liabilities |  |  |  |
Current Debt | $ 3,870,000,000 |  |  | $ 12,756,000,000
Non-Current Debt |  |  |  |
Non-Current Debt | 26,051,000,000 |  |  | $ 26,886,000,000
Carrying Amount |  |  |  |
Financial Liabilities |  |  |  |
Current Debt | 3,870,000,000 |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | 26,051,000,000 |  |  |
Estimated Fair Value |  |  |  |
Financial Liabilities |  |  |  |
Current Debt | 3,852,000,000 |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 23,599,000,000 |  |  |
5.50% Notes due 2024 (500MM GBP 1.2190) |  |  |  |
Non-Current Debt |  |  |  |
Stated interest rate (as a percent) | 5.50% | 5.50% | 5.50% |
Debt instrument, face amount | £ |  | £ 500,000,000 |  |
Foreign exchange rate | 1.2190 | 1.2190 | 1.2190 |
5.50% Notes due 2024 (500MM GBP 1.2190) | Carrying Amount |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 609,000,000 |  |  |
5.50% Notes due 2024 (500MM GBP 1.2190) | Estimated Fair Value |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 609,000,000 |  |  |
2.625% Notes due 2025 |  |  |  |
Non-Current Debt |  |  |  |
Stated interest rate (as a percent) | 2.625% | 2.625% | 2.625% |
2.625% Notes due 2025 | Carrying Amount |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 750,000,000 |  |  |
2.625% Notes due 2025 | Estimated Fair Value |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 726,000,000 |  |  |
0.55% Notes due 2025 |  |  |  |
Non-Current Debt |  |  |  |
Stated interest rate (as a percent) | 0.55% | 0.55% | 0.55% |
0.55% Notes due 2025 | Carrying Amount |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 947,000,000 |  |  |
0.55% Notes due 2025 | Estimated Fair Value |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 916,000,000 |  |  |
2.45% Notes due 2026 |  |  |  |
Non-Current Debt |  |  |  |
Stated interest rate (as a percent) | 2.45% | 2.45% | 2.45% |
2.45% Notes due 2026 | Carrying Amount |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 1,997,000,000 |  |  |
2.45% Notes due 2026 | Estimated Fair Value |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 1,879,000,000 |  |  |
2.95% Notes due 2027 |  |  |  |
Non-Current Debt |  |  |  |
Stated interest rate (as a percent) | 2.95% | 2.95% | 2.95% |
2.95% Notes due 2027 | Carrying Amount |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 882,000,000 |  |  |
2.95% Notes due 2027 | Estimated Fair Value |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 937,000,000 |  |  |
0.95% Notes due 2027 |  |  |  |
Non-Current Debt |  |  |  |
Stated interest rate (as a percent) | 0.95% | 0.95% | 0.95% |
0.95% Notes due 2027 | Carrying Amount |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 1,409,000,000 |  |  |
0.95% Notes due 2027 | Estimated Fair Value |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 1,290,000,000 |  |  |
2.90% Notes due 2028 |  |  |  |
Non-Current Debt |  |  |  |
Stated interest rate (as a percent) | 2.90% | 2.90% | 2.90% |
2.90% Notes due 2028 | Carrying Amount |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 1,497,000,000 |  |  |
2.90% Notes due 2028 | Estimated Fair Value |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 1,384,000,000 |  |  |
1.150% Notes due 2028 (750MM Euro 1.0534) |  |  |  |
Non-Current Debt |  |  |  |
Stated interest rate (as a percent) | 1.15% | 1.15% | 1.15% |
Debt instrument, face amount | € |  |  | € 750,000,000 |
Foreign exchange rate | 1.0534 | 1.0534 | 1.0534 |
1.150% Notes due 2028 (750MM Euro 1.0534) | Carrying Amount |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 786,000,000 |  |  |
1.150% Notes due 2028 (750MM Euro 1.0534) | Estimated Fair Value |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 705,000,000 |  |  |
6.95% Notes due 2029 |  |  |  |
Non-Current Debt |  |  |  |
Stated interest rate (as a percent) | 6.95% | 6.95% | 6.95% |
6.95% Notes due 2029 | Carrying Amount |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 298,000,000 |  |  |
6.95% Notes due 2029 | Estimated Fair Value |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 337,000,000 |  |  |
1.30% Notes due 2030 |  |  |  |
Non-Current Debt |  |  |  |
Stated interest rate (as a percent) | 1.30% | 1.30% | 1.30% |
1.30% Notes due 2030 | Carrying Amount |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 1,604,000,000 |  |  |
1.30% Notes due 2030 | Estimated Fair Value |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 1,377,000,000 |  |  |
4.95% Debentures due 2033 |  |  |  |
Non-Current Debt |  |  |  |
Stated interest rate (as a percent) | 4.95% | 4.95% | 4.95% |
4.95% Debentures due 2033 | Carrying Amount |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 499,000,000 |  |  |
4.95% Debentures due 2033 | Estimated Fair Value |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 507,000,000 |  |  |
4.375% Notes due 2033 |  |  |  |
Non-Current Debt |  |  |  |
Stated interest rate (as a percent) | 4.375% | 4.375% | 4.375% |
4.375% Notes due 2033 | Carrying Amount |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 854,000,000 |  |  |
4.375% Notes due 2033 | Estimated Fair Value |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | 809,000,000 |  |  |
1.650% Notes due 2035 (1.5B Euro 1.0534) | Carrying Amount |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 1,568,000,000 |  |  |
Stated interest rate (as a percent) | 1.65% | 1.65% | 1.65% |
Debt instrument, face amount | $ 1,500,000,000 |  |  |
Foreign exchange rate | 1.0534 | 1.0534 | 1.0534 |
1.650% Notes due 2035 (1.5B Euro 1.0534) | Estimated Fair Value |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 1,282,000,000 |  |  |
3.55% Notes due 2036 |  |  |  |
Non-Current Debt |  |  |  |
Stated interest rate (as a percent) | 3.55% | 3.55% | 3.55% |
3.55% Notes due 2036 | Carrying Amount |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 831,000,000 |  |  |
3.55% Notes due 2036 | Estimated Fair Value |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 852,000,000 |  |  |
5.95% Notes due 2037 |  |  |  |
Non-Current Debt |  |  |  |
Stated interest rate (as a percent) | 5.95% | 5.95% | 5.95% |
5.95% Notes due 2037 | Carrying Amount |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 994,000,000 |  |  |
5.95% Notes due 2037 | Estimated Fair Value |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 1,060,000,000 |  |  |
3.625% Notes due 2037 |  |  |  |
Non-Current Debt |  |  |  |
Stated interest rate (as a percent) | 3.625% | 3.625% | 3.625% |
3.625% Notes due 2037 | Carrying Amount |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 1,321,000,000 |  |  |
3.625% Notes due 2037 | Estimated Fair Value |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 1,261,000,000 |  |  |
3.40% Notes due 2038 |  |  |  |
Non-Current Debt |  |  |  |
Stated interest rate (as a percent) | 3.40% | 3.40% | 3.40% |
3.40% Notes due 2038 | Carrying Amount |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 993,000,000 |  |  |
3.40% Notes due 2038 | Estimated Fair Value |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 823,000,000 |  |  |
5.85% Debentures due 2038 |  |  |  |
Non-Current Debt |  |  |  |
Stated interest rate (as a percent) | 5.85% | 5.85% | 5.85% |
5.85% Debentures due 2038 | Carrying Amount |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 697,000,000 |  |  |
5.85% Debentures due 2038 | Estimated Fair Value |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 735,000,000 |  |  |
4.50% Debentures due 2040 |  |  |  |
Non-Current Debt |  |  |  |
Stated interest rate (as a percent) | 4.50% | 4.50% | 4.50% |
4.50% Debentures due 2040 | Carrying Amount |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 541,000,000 |  |  |
4.50% Debentures due 2040 | Estimated Fair Value |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 502,000,000 |  |  |
2.10% Notes due 2040 |  |  |  |
Non-Current Debt |  |  |  |
Stated interest rate (as a percent) | 2.10% | 2.10% | 2.10% |
2.10% Notes due 2040 | Carrying Amount |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 809,000,000 |  |  |
2.10% Notes due 2040 | Estimated Fair Value |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 639,000,000 |  |  |
4.85% Notes due 2041 |  |  |  |
Non-Current Debt |  |  |  |
Stated interest rate (as a percent) | 4.85% | 4.85% | 4.85% |
4.85% Notes due 2041 | Carrying Amount |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 297,000,000 |  |  |
4.85% Notes due 2041 | Estimated Fair Value |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 282,000,000 |  |  |
4.50% Notes due 2043 |  |  |  |
Non-Current Debt |  |  |  |
Stated interest rate (as a percent) | 4.50% | 4.50% | 4.50% |
4.50% Notes due 2043 | Carrying Amount |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 496,000,000 |  |  |
4.50% Notes due 2043 | Estimated Fair Value |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 450,000,000 |  |  |
3.70% Notes due 2046 |  |  |  |
Non-Current Debt |  |  |  |
Stated interest rate (as a percent) | 3.70% | 3.70% | 3.70% |
3.70% Notes due 2046 | Carrying Amount |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 1,977,000,000 |  |  |
3.70% Notes due 2046 | Estimated Fair Value |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 1,555,000,000 |  |  |
3.75% Notes due 2047 |  |  |  |
Non-Current Debt |  |  |  |
Stated interest rate (as a percent) | 3.75% | 3.75% | 3.75% |
3.75% Notes due 2047 | Carrying Amount |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 787,000,000 |  |  |
3.75% Notes due 2047 | Estimated Fair Value |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 788,000,000 |  |  |
3.50% Notes due 2048 |  |  |  |
Non-Current Debt |  |  |  |
Stated interest rate (as a percent) | 3.50% | 3.50% | 3.50% |
3.50% Notes due 2048 | Carrying Amount |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 743,000,000 |  |  |
3.50% Notes due 2048 | Estimated Fair Value |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 564,000,000 |  |  |
2.25% Notes due 2050 |  |  |  |
Non-Current Debt |  |  |  |
Stated interest rate (as a percent) | 2.25% | 2.25% | 2.25% |
2.25% Notes due 2050 | Carrying Amount |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 776,000,000 |  |  |
2.25% Notes due 2050 | Estimated Fair Value |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 573,000,000 |  |  |
2.45% Notes due 2060 |  |  |  |
Non-Current Debt |  |  |  |
Stated interest rate (as a percent) | 2.45% | 2.45% | 2.45% |
2.45% Notes due 2060 | Carrying Amount |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 1,025,000,000 |  |  |
2.45% Notes due 2060 | Estimated Fair Value |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | 695,000,000 |  |  |
Other | Carrying Amount |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | 64,000,000 |  |  |
Other | Estimated Fair Value |  |  |  |
Non-Current Debt |  |  |  |
Non-Current Debt | $ 62,000,000 |  |  |

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