Earnings per Share - Computation of Basic and Diluted Net Income (Loss) Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 27, 2024	Dec. 29, 2023	Dec. 30, 2022
Earnings Per Share Basic And Diluted [Line Items]
Net income (loss)	$ (20,820)	$ (42,985)	$ 72,804
Basic weighted average ordinary shares outstanding (in shares)	32,759,896	29,200,796	28,714,550
Diluted weighted average ordinary shares outstanding (in shares)	32,759,896	29,200,796	28,963,031
Securities excluded from the calculation of diluted weighted average ordinary shares outstanding (in shares)	2,557,000	2,632,000	959,000
Net income (loss) per share:
Basic (in usd per share)	$ (0.64)	$ (1.47)	$ 2.54
Diluted (in usd per share)	$ (0.64)	$ (1.47)	$ 2.51
Options
Earnings Per Share Basic And Diluted [Line Items]
Dilutive effect of shares (in shares)	0	0	165,855
RSUs
Earnings Per Share Basic And Diluted [Line Items]
Dilutive effect of shares (in shares)	0	0	74,853
ESPP
Earnings Per Share Basic And Diluted [Line Items]
Dilutive effect of shares (in shares)	0	0	7,773