Note 6 - Stock-based Compensation (Tables)

9 Months Ended

Dec. 30, 2012

Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]

	Nine-Month Period Ended December 30, 2012					Nine-Month Period Ended January 1, 2012
	Weighted-Average Exercise Price		Number of Options Outstanding			Weighted-Average Exercise Price		Number of Options Outstanding
Outstanding at Beginning of Period	$	3.57		573,000		$	3.31		747,000
Granted		5.42		110,000			4.81		100,000
Exercised		3.46		(521,750	)		3.20		(196,500	)
Forfeited		0.71		(1,250	)		-		-
Outstanding at End of Period		5.23		160,000			3.57		650,500
Exercisable at End of Period		-		-			3.26		500,500

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

	Nine-Month Periods Ended
	December 30, 2012			January 1, 2012
Options issued		110,000			100,000
Grant Date	June 13, 2012			June 10, 2011
Dividend yield		5.90	%		2.49	%
Expected volatility		65.00	%		60.00	%
Risk free interest rate		0.55	%		1.84	%
Contractual term (years)		10.00			10.00
Expected term (years)		4.00			5.75
Forfeiture rate		5.00	%		5.00	%
Exercise price (grant-date closing price)	$	5.42		$	4.81
Fair value	$	1.84		$	2.16

Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block]

	Three-Month Period						Nine-Month Period
Options Granted in Fiscal Year	Cost of Products Sold		Marketing & Administrative Expenses		Total Expense		Cost of Products Sold		Marketing & Administrative Expenses		Total Expense
2011	$	-	$	-	$	-	$	14	$	13	$	27
2012		12		12		24		41		41		82
2013		11		13		24		24		28		52
Total stock option compensation	$	23	$	25	$	48	$	79	$	82	$	161

	Three-Month Period						Nine-Month Period
Options Granted in Fiscal Year	Cost of Products Sold		Marketing & Administrative Expenses		Total Expense		Cost of Products Sold		Marketing & Administrative Expenses		Total Expense
2010	$	-	$	-	$	-	$	15	$	33	$	48
2011		11		11		22		36		37		73
2012		12		12		24		28		27		55
Total stock option compensation	$	23	$	23	$	46	$	79	$	97	$	176

Schedule of Other Share-based Compensation, Activity [Table Text Block]

	Three-Month Period						Nine-Month Period
Stock Granted in Fiscal Year	Employees		Non-employee Directors		Total Expense		Employees		Non-employee Directors		Total Expense
2011	$	148	$	-	$	148	$	252	$	18	$	270
2012		-		17		17		-		50		50
2013		-		29		29		-		49		49
Total stock grant compensation	$	148	$	46	$	194	$	252	$	117	$	369

	Three-Month Period						Nine-Month Period
Stock Granted in Fiscal Year	Employees		Non-employee Directors		Total Expense		Employees		Non-employee Directors		Total Expense
2010	$	-	$	-	$	-	$	-	$	11	$	11
2011		52		13		65		156		44		200
2012		-		17		17		-		28		28
Total stock grant compensation	$	52	$	30	$	82	$	156	$	83	$	239