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Fair Value Measurements - Schedule of Effect of Net Investment Hedges (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 29, 2019 | Sep. 30, 2018 | Sep. 29, 2019 | Sep. 30, 2018 | Dec. 30, 2018
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |
Business Combination, Contingent Consideration, Liability | $ 1,596 |  | $ 1,596 |  | $ 335
Other Comprehensive Income (Loss), Derivative, Excluded Component, Increase (Decrease), before Adjustments and Tax | 162 | $ (50) |  |  |
Gain/(Loss) Recognized In Accumulated OCI |  |  | 176 | $ 106 |
Sale of Subsidiary Gain (Loss) |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |
Derivative Instruments, Gain (Loss) Reclassification from Accumulated OCI to Income, Estimated Net Amount to be Transferred | 0 | 0 |  |  |
Gain/(Loss) Reclassified From Accumulated OCI Into Income |  |  | 0 | 0 |
Other Income Expense Net |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |
Derivative Instruments, Gain (Loss) Reclassification from Accumulated OCI to Income, Estimated Net Amount to be Transferred | 0 | 0 |  |  |
Gain/(Loss) Reclassified From Accumulated OCI Into Income |  |  | 0 | 0 |
Cross Currency Interest Rate Contract |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |
Other Comprehensive Income (Loss), Derivative, Excluded Component, Increase (Decrease), before Adjustments and Tax | $ 152 | $ (75) |  |  |
Gain/(Loss) Recognized In Accumulated OCI |  |  | $ 465 | $ (37) |

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