Earnings (Loss) Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2022	Jan. 01, 2022	Jan. 02, 2021
Earnings (Loss) Per Share
Income (loss) from continuing operations	$ 91,402	$ (57,874)	$ (115,485)
Shares used in computing basic earnings (loss) per share	35,086	42,830	43,775
Effect of dilutive securities:
Stock-based awards and convertible debt	956
Shares used in computing diluted earnings (loss) per share	36,042	42,830	43,775
Basic	$ 2.61	$ (1.35)	$ (2.64)
Diluted	$ 2.54	$ (1.35)	$ (2.64)
Income (loss) per share:
Shares excluded from calculation of diluted shares due to loss from continuing operations		1,500	600
Shares attributable to dilutive effect of conversion of debt securities	600	1,000	200