Note 13 - Capital Stock and Stock Compensation (Tables)

12 Months Ended

Nov. 30, 2019

Notes Tables

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

	2019		2018		2017
Stock based compensation expense	$	958	$	1,133	$	1,028

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

	Number of Shares			Weighted Average Exercise Price Per Share
Outstanding at November 24, 2018		8,350		$	8.02
Granted		-			-
Exercised		(3,100	)		8.02
Forfeited/Expired		-			-
Outstanding at November 30, 2019		5,250			8.02
Exercisable at November 30, 2019		5,250		$	8.02

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

	2019		2018		2017
Total intrinsic value of options exercised	$	34	$	75	$	564
Total cash received from the exercise of options		25		27		310
Excess tax benefits recognized in income tax expense upon the exercise of options		6		16		188

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 24, 2018		81,036		$	32.03
Granted		18,153			15.81
Vested		(6,036	)		33.07
Forfeited		(3,000	)		20.97
Non-vested restricted shares outstanding at November 30, 2019		90,153		$	32.03

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 10, 2017		36,000	$	29.05		0.1
January 11, 2018		36,000		35.75		1.1
March 6, 2019		9,653		18.13		0.3
July 23, 2019		5,000		12.34		2.6
October 9, 2019		3,500		14.37		2.9
		90,153