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Income Taxes (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 29, 2018 | Dec. 30, 2017 | Dec. 31, 2016
Income Taxes |  |  |
Remeasurement of deferred tax balances | $ 0.3 |  |
Federal statutory rate (as a percent) | 21.00% | 35.00% | 35.00%
Provisional income tax recorded | $ 0.2 | $ 3.6 |
Adjustment to provisional amounts recorded | $ 0.1 |  |
Effective tax rate before impact of the Tax Act (as a percent) | 21.40% |  |
Effective tax rate (as a percent) | 22.30% | 49.20% | 35.00%

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- Definition Amount of income tax expense (benefit) for measurement period adjustment from accounting for tax effect pursuant to Tax Cuts and Jobs Act of 2017. + References No definition available. + Details
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