Note 6 - Share-based Compensation and Employee Benefit Plans (Tables)

3 Months Ended

Jun. 29, 2013

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

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

	Three Months Ended
	June 29, 2013			June 30, 2012
Dividend yield	None			None
Expected volatility		80.00	%		92.00	%
Risk-free interest rate		0.72	%		0.76	%
Expected term (years)		7.31			8.36

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

					Weighted Average
			Weighted Average		Remaining Contractual		Aggregate Intrinsic
	Shares		Exercise Price		Terms (Years)		Value
Outstanding at March 31, 2012		1,221,312	$	1.74		6.7	$	3,041
Granted		521,000		1.31
Exercised		-		-
Forfeited / Expired		186,062		1.58
Outstanding at March 30, 2013		1,556,250	$	1.62		6.8	$	252,455
Granted		137,000		1.53
Exercised		-		-
Forfeited / Expired		81,000		1.73
Outstanding at June 29, 2013		1,612,250	$	1.61		6.9	$	130,275
Exercisable at June 29, 2013		405,775	$	1.93		4.1	$	11,495
At June 29,2013, expected to vest in the future		856,662	$	1.49		7.9	$	84,340

Schedule of Share-based Compensation, Restricted Stock Units Award Activity [Table Text Block]

			Weighted
			Average
	Shares		Fair Value
Non-vested at March 31, 2012		60,000	$	2.40
Granted		50,000		1.18
Forfeited or cancelled		60,000		2.40
Non-vested at March 30, 2013		50,000	$	1.18
Granted		101,500		1.08
Vested		30,000		1.53
Forfeited or cancelled		-		-
Non-vested at June 29, 2013		121,500	$	1.39