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Restructuring - Reserve Rollforward (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 30, 2023	Dec. 31, 2022	Dec. 25, 2021
Canada
Restructuring Reserve [Roll Forward]
Restructuring charges		$ 497
Canada \| Severance and related expense
Restructuring Reserve [Roll Forward]
Beginning Balance	$ 157	339
Restructuring charges	0	0
Cash paid	(157)	(182)
Ending Balance	$ 0	$ 157	$ 339
United States
Restructuring Reserve [Roll Forward]
Restructuring charges			430
United States \| Management realignment & integration
Restructuring Reserve [Roll Forward]
Severance			$ 111