Note 14 - Commitments and Contingencies - Asbestos Related Lawsuits and Claims (Details) - Asbestos Related Lawsuits and Claims [Member] Pure in Thousands, $ in Thousands	12 Months Ended
	Nov. 30, 2024 USD ($)	Dec. 02, 2023 USD ($)	Dec. 03, 2022 USD ($)
Lawsuits and claims settled	9	9	7
Settlement amounts	$ 1,208	$ 4,200	$ 296
Insurance payments received or expected to be received	$ 844	$ 2,379	$ 195