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Income Taxes - Additional Information (Details) $ in Millions, € in Billions | Jan. 01, 2018 | Dec. 31, 2017 | Aug. 30, 2016 EUR (€) Subsidiary | Dec. 29, 2018 USD ($)
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Income Tax Contingency [Line Items] |  |  |  |
U.S. statutory federal income tax rate | 21.00% | 35.00% |  |
Gross unrecognized tax benefits |  |  |  | $ 14,700
Gross unrecognized tax benefits that would impact effective tax rate, if recognized |  |  |  | 8,200
Unrecognized tax benefits, gross interest and penalties accrued |  |  |  | 1,200
Reasonably possible decrease in gross unrecognized tax benefits over next 12 months |  |  |  | $ 300
Unfavorable investigation outcome, EU State Aid rules |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |
Number of subsidiaries impacted by European Commission tax ruling | Subsidiary |  |  | 2 |
Maximum potential loss related to European Commission tax ruling | € |  |  | € 13.1 |
Unfavorable investigation outcome, EU State Aid rules - interest component |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |
Maximum potential loss related to European Commission tax ruling | € |  |  | € 1.2 |

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