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Income Taxes - Additional Information (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
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Sep. 28, 2019 | Sep. 29, 2018 | Sep. 28, 2019 | Sep. 29, 2018
Income Tax Disclosure [Abstract] |  |  |  |
Effective tax rate |  |  | 25.40% | 20.50%
Benefit (provision) for income taxes | $ 732 | $ 205 | $ 1,825 | $ 1,059
Pre-provision loss | $ 2,690 | $ 1,465 | $ 7,182 | $ 5,170

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