Note 12 - Stock-based Compensation (Tables)

9 Months Ended

Jan. 01, 2023

Notes Tables

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

	Nine-Month Periods Ended
	January 1, 2023					December 26, 2021
	Weighted-					Weighted-
	Average		Number of			Average		Number of
	Exercise		Options			Exercise		Options
	Price		Outstanding			Price		Outstanding
Outstanding at Beginning of Period	$	7.39		635,500		$	6.84		567,500
Granted		6.54		120,000			7.98		158,000
Exercised		4.92		(20,000	)		7.72		(70,000	)
Forfeited		-		-			4.84		(20,000	)
Outstanding at End of Period		7.32		735,500			7.39		635,500
Exercisable at End of Period		7.42		499,000			7.54		352,500

Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

	Nine-Month Periods Ended
	January 1, 2023			December 26, 2021
Number of options issued		120,000			158,000
Grant date	June 7, 2022			June 9, 2021
Dividend yield		4.89	%		4.00	%
Expected volatility		30.00	%		35.00	%
Risk free interest rate		2.95	%		0.53	%
Contractual term (years)		10.00			10.00
Expected term (years)		4.00			4.00
Forfeiture rate		5.00	%		5.00	%
Exercise price (grant-date closing price) per option	$	6.54		$	7.98
Fair value per option	$	0.90		$	1.61

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

	Three-Month Period Ended January 1, 2023						Three-Month Period Ended December 26, 2021
	Cost of		Marketing &				Cost of		Marketing &
	Products		Administrative		Total		Products		Administrative		Total
Options Granted in Fiscal Year	Sold		Expenses		Expense		Sold		Expenses		Expense
2021	$	-	$	11	$	11	$	4	$	14	$	18
2022		9		20		29		9		20		29
2023		6		7		13		-		-		-
Total stock option compensation	$	15	$	38	$	53	$	13	$	34	$	47

	Nine-Month Period Ended January 1, 2023						Nine-Month Period Ended December 26, 2021
	Cost of		Marketing &				Cost of		Marketing &
	Products		Administrative		Total		Products		Administrative		Total
Options Granted in Fiscal Year	Sold		Expenses		Expense		Sold		Expenses		Expense
2020	$	-	$	-	$	-	$	3	$	4	$	7
2021		3		37		40		11		37		48
2022		31		66		97		20		52		72
2023		12		17		29		-		-		-
Total stock option compensation	$	46	$	120	$	166	$	34	$	93	$	127

	Three-Month Periods Ended				Nine-Month Periods Ended
Stock Granted in Fiscal Year	January 1, 2023		December 26, 2021		January 1, 2023		December 26, 2021
2020	$	-	$	-	$	-	$	40
2021		9		52		76		156
2022		113		125		472		241
2023		78		-		130		-
Total stock grant compensation	$	200	$	177	$	678	$	437

Schedule of Nonvested Share Activity [Table Text Block]

Number of Shares	Fair Value per Share		Grant Date	Vesting Period (Years)
46,896	$	6.65	August 16, 2022	One
40,165		7.47	August 11, 2021	One
41,452		5.79	August 12, 2020	Two
46,512		5.16	August 14, 2019	Two

Number of Shares	Fair Value per Share		Grant Date	Vesting Date
20,000	$	4.92	June 10, 2020	June 10, 2022
10,000		7.60	February 22, 2021	February 22, 2023
25,000		7.98	June 9, 2021	June 9, 2022