Income Taxes - Additional Information (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | |||
|---|---|---|---|---|---|
Sep. 27, 2019 |
Sep. 28, 2018 |
Sep. 27, 2019 |
Sep. 28, 2018 |
Dec. 31, 2018 |
|
| Income Tax Disclosure [Abstract] | |||||
| Provision for income taxes | $ 3,094 | $ 2,826 | $ 7,088 | $ 6,884 | |
| Effective income tax rate | 24.80% | 22.30% | 22.70% | 21.50% | |
| Unrecognized tax benefits | $ 6,700 | $ 6,700 | $ 1,800 | ||