Note 3 - Restructuring Actions - Restructuring Charges (Details) (Parentheticals)	12 Months Ended
	Nov. 30, 2024	Dec. 02, 2023	Dec. 03, 2022
Cost of Sales [Member]
Restructuring Charges, Statement of Income or Comprehensive Income [Extensible Enumeration]	Cost of Revenue	Cost of Revenue	Cost of Revenue
Selling, General and Administrative Expenses [Member]
Restructuring Charges, Statement of Income or Comprehensive Income [Extensible Enumeration]	Selling, General and Administrative Expense	Selling, General and Administrative Expense	Selling, General and Administrative Expense