Consolidated Statements of Stockholders' Equity (Parentheticals) - $ / shares	12 Months Ended
	Nov. 26, 2022	Nov. 27, 2021	Nov. 28, 2020
Retained Earnings [Member]
Regular dividends (in dollars per share)	$ 0.60	$ 0.53	$ 0.455
Common Stock, Dividends, Per Share, Declared (in dollars per share)	0.60	0.53	0.455
Special Dividend, Per Share, Declared (in dollars per share)	1.50	0.25
Regular dividends (in dollars per share)	0.60	0.53	0.46
Common Stock, Dividends, Per Share, Declared (in dollars per share)	$ 0.60	$ 0.53	$ 0.46