Net (Loss) Income per Common Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 27, 2020	Mar. 28, 2020	Jun. 29, 2019	Mar. 30, 2019	Jun. 27, 2020	Jun. 29, 2019
Earnings Per Share [Abstract]
Net (loss) income	$ (12,630)	$ 39,140	$ 4,280	$ 25,418	$ 26,510	$ 29,698
Reconciliation of weighted-average shares outstanding:
Basic weighted-average shares outstanding (in shares)	27,923,000		29,873,000		27,890,000	30,247,000
Dilutive effect of stock-based awards (in shares)	0		658,000		633,000	887,000
Diluted weighted-average shares outstanding (in shares)	27,923,000		30,531,000		28,523,000	31,134,000
Net (loss) income per share – basic (in dollars per share)	$ (0.45)		$ 0.14		$ 0.95	$ 0.98
Net (loss) income per share – diluted (in dollars per share)	$ (0.45)		$ 0.14		$ 0.93	$ 0.95