Shareholders' Equity (Tables)

6 Months Ended

Sep. 30, 2015

We used the following weighted-average assumptions to value the options granted during the six months ended September 30:

	2015			2014

Expected life in years		3.84			2.81
Risk-free interest rate		1.1	%		1.0	%
Expected volatility		63.94	%		66.41	%
Expected dividend yield		0	%		0	%
Weighted-average grant date fair value	$	0.79		$	1.21

The following table summarizes the activity related to our stock options during the six months ended September 30, 2015:

	Number of shares			Weighted average exercise price		Weighted average remaining life in years		Aggregate intrinsic value

Outstanding at March 31, 2015		2,251,085		$	5.32		5.06	$	0
Options granted		617,914			1.64
Options exercised		-			-
Options surrendered		(170,605	)		5.46

Outstanding at September 30, 2015		2,698,394		$	4.47		5.26	$	0

Exercisable at September 30, 2015		1,817,279		$	5.51		3.91	$	0

The following table summarizes the activity related to our restricted shares during the six months ended September 30, 2015:

	Number of Shares			Weighted average grant date fair value		Weighted average remaining life in years		Aggregate intrinsic value

Balance at March 31, 2015		317,741		$	4.47		1.93	$	387,644
Shares granted		513,299			1.62
Shares vested		(121,445	)		4.42
Shares forfeited		(20,869	)		2.66

Balance at September 30, 2015		688,726		$	2.41		1.8	$	854,020