Goodwill and Intangible Assets (Details) - USD ($) $ in Thousands |
3 Months Ended | ||
|---|---|---|---|
Mar. 29, 2019 |
Mar. 30, 2018 |
Dec. 31, 2018 |
|
| Goodwill and Intangible Assets Disclosure [Abstract] | |||
| Goodwill | $ 233,619 | $ 233,619 | |
| Intangible assets | 14,600 | $ 8,600 | |
| Increase in intangible assets | 6,000 | ||
| Intangible assets acquired | 6,500 | ||
| Amortization of intangible assets | $ 571 | $ 406 | |