Earnings (Loss) Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Apr. 02, 2022	Apr. 03, 2021
Earnings (Loss) Per Share
Income (loss) from continuing operations	$ 22,907	$ (25,156)
Shares used in computing basic income (loss) per share	38,003	44,160
Effect of dilutive securities:
Convertible debt and stock-based awards	1,520
Shares used in computing diluted income (loss) per share	39,523	44,160
Income (loss) per share:
Income (loss) per share, Basic (in dollars per share)	$ 0.60	$ (0.57)
Income (loss) per share, Diluted (in dollars per share)	$ 0.58	$ (0.57)
Shares attributable to dilutive effect of conversion of debt securities	1,000	1,100