Annual report pursuant to Section 13 and 15(d)

CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY

CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Common Stock	Additional Paid-in Capital	Accumulated Deficit	Treasury Stock	Total
Balance at Mar. 31, 2013	$ 15	$ 797,058	$ (753,975)	$ (1,212)	$ 41,886
Balance (in shares) at Mar. 31, 2013	15,291,309			51,935
Increase (Decrease) in Stockholders' Equity
Purchase of treasury stock				$ (118)	(118)
Purchase of treasury stock (in shares)				5,229
Vested restricted stock awards (in shares)	20,400
Stock-based compensation		2,031			2,031
Exercise of stock options and employee stock purchases		479			479
Exercise of stock options and employee stock purchases (in shares)	17,881
Stock awards to Board of Directors		116			116
Stock awards to Board of Directors (in shares)	18,444
Issuance of common stock upon exercise of put option	$ 1	5,953			5,954
Issuance of common stock upon exercise of put option (in shares)	236,250
Net loss			(16,256)		(16,256)
Balance at Mar. 31, 2014	$ 16	805,637	(770,231)	$ (1,330)	34,092
Balance (in shares) at Mar. 31, 2014	15,584,284			57,164
Increase (Decrease) in Stockholders' Equity
Purchase of treasury stock				$ (184)	(184)
Purchase of treasury stock (in shares)				5,630
Vested restricted stock awards (in shares)	29,137
Stock-based compensation		2,119			2,119
Exercise of stock options and employee stock purchases		320			320
Exercise of stock options and employee stock purchases (in shares)	17,143
Stock awards to Board of Directors		117			117
Stock awards to Board of Directors (in shares)	18,244
Warrants exercised	$ 1	29,772			29,773
Warrants exercised (in shares)	941,250
Net loss			(31,533)		(31,533)
Balance at Mar. 31, 2015	$ 17	837,965	(801,764)	$ (1,514)	34,704
Balance (in shares) at Mar. 31, 2015	16,590,058			62,794
Increase (Decrease) in Stockholders' Equity
Purchase of treasury stock				$ (103)	(103)
Purchase of treasury stock (in shares)				40,849
Vested restricted stock awards (in shares)	250,735
Stock-based compensation		2,406			2,406
Exercise of stock options and employee stock purchases		13			13
Exercise of stock options and employee stock purchases (in shares)	5,658
Stock awards to Board of Directors		164			164
Stock awards to Board of Directors (in shares)	92,520
Issuance of common stock, at-the-market offering program	$ 7	12,740			12,747
Issuance of common stock, at-the-market offering program	6,918,545,000
Net loss			(25,191)		(25,191)
Balance at Mar. 31, 2016	$ 24	$ 853,288	$ (826,955)	$ (1,617)	$ 24,740
Balance (in shares) at Mar. 31, 2016	23,857,516			103,643