Note 10 - Post-employment Benefit Obligations - Plan Summary (Details) - USD ($) $ in Thousands	12 Months Ended
	Nov. 29, 2025	Nov. 30, 2024	Nov. 25, 2023
Projected benefit obligation at beginning of year	$ 6,917	$ 6,979
Service cost	15	13	$ 27
Interest cost	325	391	370
Actuarial (gains) and losses	29	(170)
Benefits paid	(296)	(296)
Projected benefit obligation at end of year	6,990	6,917	$ 6,979
Accumulated Benefit Obligation	$ 6,990	$ 6,917
Discount rate used to value the ending benefit obligations:	4.50%	5.00%
Current liabilities	$ 815	$ 792
Noncurrent liabilities	6,175	6,125
Total amounts recognized	6,990	6,917
Actuarial (gain) loss	(972)	(1,066)
Net amount recognized	(972)	(1,066)
Total recognized in net periodic benefit cost and accumulated other comprehensive income:	$ 369	$ 234