Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Apr. 05, 2025	Mar. 30, 2024
Earnings Per Share [Abstract]
Net loss	$ (30,470)	$ (56,526)
Shares used in computing basic earnings per share (in shares)	32,465	31,910
Effect of dilutive securities:
Stock-based awards (in shares)	0	0
Shares used in computing diluted earnings per share (in shares)	32,465	31,910
Loss per share:
Basic (in dollars per share)	$ (0.94)	$ (1.77)
Diluted (in dollars per share)	$ (0.94)	$ (1.77)
Shares attributable to dilutive effect of conversion of debt securities (in shares)	300	400