Income Taxes (Schedule of deferred tax assets and liabilities by geographic segment) (Details) - USD ($) $ in Thousands	Dec. 28, 2024	Dec. 30, 2023
Income Tax Disclosure [Line Items]
Deferred income tax (liability)	$ (325)	$ (505)
Canada [Member]
Income Tax Disclosure [Line Items]
Deferred income tax (liability)	(325)	(325)
U.S. [Member]
Income Tax Disclosure [Line Items]
Deferred income tax (liability)	0	0
Mexico [Member]
Income Tax Disclosure [Line Items]
Deferred income tax (liability)	$ 0	$ (180)