CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (USD $) In Thousands, except Share data, unless otherwise specified	Total	Common Stock	Additional Paid-In Capital	Accumulated Other Comprehensive Income	Accumulated Deficit
Balances at Mar. 31, 2011	$ 33,868	$ 2,810	$ 133,995	$ 2,312	$ (105,249)
Balances (in shares) at Mar. 31, 2011		28,101,991
Increase (Decrease) in Stockholders' Equity
Stock option and purchase plan issuances	171	8	163
Stock option and purchase plan issuances (in shares)		81,478
Stock-based compensation	1,280		1,280
Net loss	(3,547)				(3,547)
Foreign currency translation adjustments	(8)			(8)
Balances at Mar. 31, 2012	31,764	2,818	135,438	2,304	(108,796)
Balances (in shares) at Mar. 31, 2012		28,183,469
Increase (Decrease) in Stockholders' Equity
Stock option and purchase plan issuances	71	5	66
Stock option and purchase plan issuances (in shares)		51,450
Common stock issued and issuable for acquired business	4,146	170	3,976
Common stock issued and issuable for acquired business (in shares)		1,696,329
Stock options assumed for acquired business	949		949
Stock-based compensation	1,049		1,049
Net loss	(2,942)				(2,942)
Foreign currency translation adjustments	(47)			(47)
Balances at Mar. 31, 2013	34,990	2,993	141,478	2,257	(111,738)
Balances (in shares) at Mar. 31, 2013	29,931,248	29,931,248
Increase (Decrease) in Stockholders' Equity
Stock option and purchase plan issuances	96	19	77
Stock option and purchase plan issuances (in shares)		185,986
Stock-based compensation	1,293		1,293
Net loss	1,295				1,295
Foreign currency translation adjustments	103			103
Balances at Mar. 31, 2014	$ 37,777	$ 3,012	$ 142,848	$ 2,360	$ (110,443)
Balances (in shares) at Mar. 31, 2014	30,117,234	30,117,234