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Derivative Instruments and Fair Value Measurements - Assets and liabilities not recorded at fair value (Details) - USD ($) $ in Millions | Sep. 29, 2018 | Dec. 30, 2017
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Manufacturing group | Carrying Value |  |
Financial instruments not reflected at fair value |  |
Debt, excluding leases | $ (3,004) | $ (3,007)
Manufacturing group | Estimated Fair Value |  |
Financial instruments not reflected at fair value |  |
Debt, excluding leases | (3,004) | (3,136)
Finance group |  |
Financial instruments not reflected at fair value |  |
Debt | (788) | (824)
Finance group | Carrying Value |  |
Financial instruments not reflected at fair value |  |
Finance receivables, excluding leases | 614 | 643
Debt | (788) | (824)
Finance group | Estimated Fair Value |  |
Financial instruments not reflected at fair value |  |
Finance receivables, excluding leases | 642 | 675
Debt | $ (756) | $ (799)

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