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Fair Value Measurements - Financial Liabilities not Measured at Fair Value (Details) - USD ($) $ in Millions | Oct. 02, 2016 | Jan. 03, 2016
--- | --- | ---
Financial Liabilities |  |
Current Debt | $ 3,443 | $ 7,004
Non-Current Debt |  |
Non-Current Debt | 23,546 | $ 12,857
Carrying Amount |  |
Financial Liabilities |  |
Current Debt | 3,443 |
Non-Current Debt |  |
Non-Current Debt | 23,546 |
Estimated Fair Value |  |
Financial Liabilities |  |
Current Debt | 3,443 |
Non-Current Debt |  |
Non-Current Debt | $ 26,707 |
1.125% Notes due 2017 |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt Instrument, Interest Rate, Stated Percentage | 1.125% |
1.125% Notes due 2017 | Carrying Amount |  |
Non-Current Debt |  |
Non-Current Debt | $ 703 |
1.125% Notes due 2017 | Estimated Fair Value |  |
Non-Current Debt |  |
Non-Current Debt | $ 705 |
5.15% Debentures due 2018 |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt Instrument, Interest Rate, Stated Percentage | 5.15% |
5.15% Debentures due 2018 | Carrying Amount |  |
Non-Current Debt |  |
Non-Current Debt | $ 899 |
5.15% Debentures due 2018 | Estimated Fair Value |  |
Non-Current Debt |  |
Non-Current Debt | $ 958 |
1.65% Notes due 2018 |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt Instrument, Interest Rate, Stated Percentage | 1.65% |
1.65% Notes due 2018 | Carrying Amount |  |
Non-Current Debt |  |
Non-Current Debt | $ 608 |
1.65% Notes due 2018 | Estimated Fair Value |  |
Non-Current Debt |  |
Non-Current Debt | $ 616 |
4.75% Notes due 2019 (1B Euro 1.1198) |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt Instrument, Interest Rate, Stated Percentage | 4.75% |
4.75% Notes due 2019 (1B Euro 1.1198) | Carrying Amount |  |
Non-Current Debt |  |
Non-Current Debt | $ 1,115 |
4.75% Notes due 2019 (1B Euro 1.1198) | Estimated Fair Value |  |
Non-Current Debt |  |
Non-Current Debt | $ 1,287 |
1.875% Notes due 2019 |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt Instrument, Interest Rate, Stated Percentage | 1.875% |
1.875% Notes due 2019 | Carrying Amount |  |
Non-Current Debt |  |
Non-Current Debt | $ 511 |
1.875% Notes due 2019 | Estimated Fair Value |  |
Non-Current Debt |  |
Non-Current Debt | $ 524 |
0.89% Notes due 2019 |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt Instrument, Interest Rate, Stated Percentage | 0.89% |
0.89% Notes due 2019 | Carrying Amount |  |
Non-Current Debt |  |
Non-Current Debt | $ 299 |
0.89% Notes due 2019 | Estimated Fair Value |  |
Non-Current Debt |  |
Non-Current Debt | $ 300 |
1.125% Notes due 2019 |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt Instrument, Interest Rate, Stated Percentage | 1.125% |
1.125% Notes due 2019 | Carrying Amount |  |
Non-Current Debt |  |
Non-Current Debt | $ 699 |
1.125% Notes due 2019 | Estimated Fair Value |  |
Non-Current Debt |  |
Non-Current Debt | $ 700 |
3% Zero Coupon Convertible Subordinated Debentures due in 2020 |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt Instrument, Interest Rate, Stated Percentage | 3.00% |
3% Zero Coupon Convertible Subordinated Debentures due in 2020 | Carrying Amount |  |
Non-Current Debt |  |
Non-Current Debt | $ 94 |
3% Zero Coupon Convertible Subordinated Debentures due in 2020 | Estimated Fair Value |  |
Non-Current Debt |  |
Non-Current Debt | $ 152 |
2.95% Debentures due 2020 |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt Instrument, Interest Rate, Stated Percentage | 2.95% |
2.95% Debentures due 2020 | Carrying Amount |  |
Non-Current Debt |  |
Non-Current Debt | $ 545 |
2.95% Debentures due 2020 | Estimated Fair Value |  |
Non-Current Debt |  |
Non-Current Debt | $ 578 |
3.55% Notes due 2021 |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt Instrument, Interest Rate, Stated Percentage | 3.55% |
3.55% Notes due 2021 | Carrying Amount |  |
Non-Current Debt |  |
Non-Current Debt | $ 447 |
3.55% Notes due 2021 | Estimated Fair Value |  |
Non-Current Debt |  |
Non-Current Debt | $ 491 |
2.45% Notes due 2021 |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt Instrument, Interest Rate, Stated Percentage | 2.45% |
2.45% Notes due 2021 | Carrying Amount |  |
Non-Current Debt |  |
Non-Current Debt | $ 349 |
2.45% Notes due 2021 | Estimated Fair Value |  |
Non-Current Debt |  |
Non-Current Debt | $ 367 |
1.65% Notes due 2021 |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt Instrument, Interest Rate, Stated Percentage | 1.65% |
1.65% Notes due 2021 | Carrying Amount |  |
Non-Current Debt |  |
Non-Current Debt | $ 997 |
1.65% Notes due 2021 | Estimated Fair Value |  |
Non-Current Debt |  |
Non-Current Debt | $ 1,013 |
0.250% Notes due 2022 (1B Euro 1.1198) |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt Instrument, Interest Rate, Stated Percentage | 0.25% |
0.250% Notes due 2022 (1B Euro 1.1198) | Carrying Amount |  |
Non-Current Debt |  |
Non-Current Debt | $ 1,116 |
0.250% Notes due 2022 (1B Euro 1.1198) | Estimated Fair Value |  |
Non-Current Debt |  |
Non-Current Debt | $ 1,132 |
6.73% Debentures due 2023 |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt Instrument, Interest Rate, Stated Percentage | 6.73% |
6.73% Debentures due 2023 | Carrying Amount |  |
Non-Current Debt |  |
Non-Current Debt | $ 249 |
6.73% Debentures due 2023 | Estimated Fair Value |  |
Non-Current Debt |  |
Non-Current Debt | $ 335 |
3.375% Notes due 2023 |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt Instrument, Interest Rate, Stated Percentage | 3.375% |
3.375% Notes due 2023 | Carrying Amount |  |
Non-Current Debt |  |
Non-Current Debt | $ 807 |
3.375% Notes due 2023 | Estimated Fair Value |  |
Non-Current Debt |  |
Non-Current Debt | $ 875 |
2.05% Notes due 2023 |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt Instrument, Interest Rate, Stated Percentage | 2.05% |
2.05% Notes due 2023 | Carrying Amount |  |
Non-Current Debt |  |
Non-Current Debt | $ 497 |
2.05% Notes due 2023 | Estimated Fair Value |  |
Non-Current Debt |  |
Non-Current Debt | $ 507 |
0.650% Notes due 2024 (750MM Euro 1.1198) |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt Instrument, Interest Rate, Stated Percentage | 0.65% |
0.650% Notes due 2024 (750MM Euro 1.1198) | Carrying Amount |  |
Non-Current Debt |  |
Non-Current Debt | $ 834 |
0.650% Notes due 2024 (750MM Euro 1.1198) | Estimated Fair Value |  |
Non-Current Debt |  |
Non-Current Debt | $ 863 |
5.50% Notes due 2024 (500 MM GBP 1.3000) |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt Instrument, Interest Rate, Stated Percentage | 5.50% |
5.50% Notes due 2024 (500 MM GBP 1.3000) | Carrying Amount |  |
Non-Current Debt |  |
Non-Current Debt | $ 643 |
5.50% Notes due 2024 (500 MM GBP 1.3000) | Estimated Fair Value |  |
Non-Current Debt |  |
Non-Current Debt | $ 868 |
2.45% Notes due 2026 |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt Instrument, Interest Rate, Stated Percentage | 2.45% |
2.45% Notes due 2026 | Carrying Amount |  |
Non-Current Debt |  |
Non-Current Debt | $ 1,989 |
2.45% Notes due 2026 | Estimated Fair Value |  |
Non-Current Debt |  |
Non-Current Debt | $ 2,059 |
1.150% Notes due 2028 (750MM Euro 1.1198) |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt Instrument, Interest Rate, Stated Percentage | 1.15% |
1.150% Notes due 2028 (750MM Euro 1.1198) | Carrying Amount |  |
Non-Current Debt |  |
Non-Current Debt | $ 830 |
1.150% Notes due 2028 (750MM Euro 1.1198) | Estimated Fair Value |  |
Non-Current Debt |  |
Non-Current Debt | $ 886 |
6.95% Notes due 2029 |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt Instrument, Interest Rate, Stated Percentage | 6.95% |
6.95% Notes due 2029 | Carrying Amount |  |
Non-Current Debt |  |
Non-Current Debt | $ 296 |
6.95% Notes due 2029 | Estimated Fair Value |  |
Non-Current Debt |  |
Non-Current Debt | $ 440 |
4.95% Debentures due 2033 |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt Instrument, Interest Rate, Stated Percentage | 4.95% |
4.95% Debentures due 2033 | Carrying Amount |  |
Non-Current Debt |  |
Non-Current Debt | $ 497 |
4.95% Debentures due 2033 | Estimated Fair Value |  |
Non-Current Debt |  |
Non-Current Debt | $ 635 |
4.375% Notes due 2033 |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt Instrument, Interest Rate, Stated Percentage | 4.375% |
4.375% Notes due 2033 | Carrying Amount |  |
Non-Current Debt |  |
Non-Current Debt | $ 857 |
4.375% Notes due 2033 | Estimated Fair Value |  |
Non-Current Debt |  |
Non-Current Debt | $ 1,026 |
1.650% Notes due 2035 (1.5B Euro 1.1198) |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt Instrument, Interest Rate, Stated Percentage | 1.65% |
1.650% Notes due 2035 (1.5B Euro 1.1198) | Carrying Amount |  |
Non-Current Debt |  |
Non-Current Debt | $ 1,660 |
1.650% Notes due 2035 (1.5B Euro 1.1198) | Estimated Fair Value |  |
Non-Current Debt |  |
Non-Current Debt | $ 1,884 |
3.55% Notes due 2036 |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt Instrument, Interest Rate, Stated Percentage | 3.55% |
3.55% Notes due 2036 | Carrying Amount |  |
Non-Current Debt |  |
Non-Current Debt | $ 987 |
3.55% Notes due 2036 | Estimated Fair Value |  |
Non-Current Debt |  |
Non-Current Debt | $ 1,098 |
5.95% Notes due 2037 |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt Instrument, Interest Rate, Stated Percentage | 5.95% |
5.95% Notes due 2037 | Carrying Amount |  |
Non-Current Debt |  |
Non-Current Debt | $ 991 |
5.95% Notes due 2037 | Estimated Fair Value |  |
Non-Current Debt |  |
Non-Current Debt | $ 1,457 |
5.85% Debentures due 2038 |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt Instrument, Interest Rate, Stated Percentage | 5.85% |
5.85% Debentures due 2038 | Carrying Amount |  |
Non-Current Debt |  |
Non-Current Debt | $ 695 |
5.85% Debentures due 2038 | Estimated Fair Value |  |
Non-Current Debt |  |
Non-Current Debt | $ 1,016 |
4.50% Debentures due 2040 |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt Instrument, Interest Rate, Stated Percentage | 4.50% |
4.50% Debentures due 2040 | Carrying Amount |  |
Non-Current Debt |  |
Non-Current Debt | $ 537 |
4.50% Debentures due 2040 | Estimated Fair Value |  |
Non-Current Debt |  |
Non-Current Debt | $ 674 |
4.85% Notes due 2041 |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt Instrument, Interest Rate, Stated Percentage | 4.85% |
4.85% Notes due 2041 | Carrying Amount |  |
Non-Current Debt |  |
Non-Current Debt | $ 296 |
4.85% Notes due 2041 | Estimated Fair Value |  |
Non-Current Debt |  |
Non-Current Debt | $ 390 |
4.50% Notes due 2043 |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt Instrument, Interest Rate, Stated Percentage | 4.50% |
4.50% Notes due 2043 | Carrying Amount |  |
Non-Current Debt |  |
Non-Current Debt | $ 495 |
4.50% Notes due 2043 | Estimated Fair Value |  |
Non-Current Debt |  |
Non-Current Debt | $ 624 |
3.70% Notes due 2046 |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt Instrument, Interest Rate, Stated Percentage | 3.70% |
3.70% Notes due 2046 | Carrying Amount |  |
Non-Current Debt |  |
Non-Current Debt | $ 1,970 |
3.70% Notes due 2046 | Estimated Fair Value |  |
Non-Current Debt |  |
Non-Current Debt | 2,213 |
Other | Carrying Amount |  |
Non-Current Debt |  |
Non-Current Debt | 34 |
Other | Estimated Fair Value |  |
Non-Current Debt |  |
Non-Current Debt | $ 34 |

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