Note 12 - Capital Stock and Stock Compensation (Tables)

12 Months Ended

Nov. 28, 2020

Notes Tables

Share-based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block]

	2020		2019		2018
Stock based compensation expense	$	420	$	958	$	1,133

Share-based Payment Arrangement, Option, Activity [Table Text Block]

	Number of Shares		Weighted Average Exercise Price Per Share
Outstanding at November 30, 2019		5,250	$	8.02
Granted		-		-
Exercised		-		-
Forfeited/Expired		-		-
Outstanding at November 28, 2020		5,250		8.02
Exercisable at November 28, 2020		5,250	$	8.02

Schedule of Share-based Compensation, Summary of Additional Stock Option Information [Table Text Block]

	2020		2019		2018
Total intrinsic value of options exercised	$	-	$	34	$	75
Total cash received from the exercise of options		-		25		27
Excess tax benefits recognized in income tax expense upon the exercise of options		-		6		16

Schedule of Nonvested Share Activity [Table Text Block]

	Number of Shares			Weighted Average Grant Date Fair Value Per Share
Non-vested restricted shares outstanding at November 30, 2019		90,153		$	29.06
Granted		-			-
Vested		(48,653	)		27.30
Forfeited		(7,000	)		19.03
Non-vested restricted shares outstanding at November 28, 2020		34,500		$	33.58

Share-based Compensation Arrangements by Share-based Payment Award, Restricted Stock Units, Vested and Expected to Vest [Table Text Block]

					Remaining
	Restricted		Share Value		Restriction
Grant	Shares		at Grant Date		Period
Date	Outstanding		Per Share		(Years)
January 11, 2018		31,000	$	35.75		0.1
October 9, 2019		3,500		14.37		1.9
		34,500