Basic and Diluted Net Income Per Share - Summary of Computation of Basic and Diluted Net Income Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Apr. 02, 2021	Apr. 03, 2020
Numerator:
Net income (loss)	$ 4,992	$ (134)
Weighted average common shares:
Common shares outstanding	46,628	44,964
Less: Unvested restricted stock	(11)	(11)
Denominator for basic calculation	46,617	44,953
Weighted average effects of potentially diluted common stock:
Diluted	49,213	44,953
Net income (loss) per share:
Basic	$ 0.11	$ 0.00
Diluted	$ 0.10	$ 0.00
Employee Stock Options
Weighted average effects of potentially diluted common stock:
Diluted	2,491
Unvested Restricted Stock
Weighted average effects of potentially diluted common stock:
Diluted	8
Restricted Stock Units
Weighted average effects of potentially diluted common stock:
Diluted	88
Performance Stock Units
Weighted average effects of potentially diluted common stock:
Diluted	9