Consolidated Statements of Stockholders' Equity - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock [Member]	Treasury Stock [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive Income (Loss) [Member]
Beginning balance, Shares at Jun. 30, 2012		10,530	(5)
Beginning balance, Amount at Jun. 30, 2012	$ 18,344	$ 177,446	$ (42)	$ (159,004)	$ (56)
Common stock issued under equity plans, Shares		195
Common stock issued under equity plans, Amount	512	$ 512
Restricted stock awards issued, Shares		344
Restricted stock forfeited, Shares		(125)
Restricted stock awards surrendered to satisfy tax obligations, Shares		(23)
Restricted stock awards surrendered to satisfy tax obligations, Amount	(85)	$ (85)
Preferred stock accretion	(73)	(73)
Preferred stock dividend	(171)	(171)
Preferred stock dividend-undistributed	(79)	(79)
Stock-based compensation	836	$ 836
Net loss	(10,025)			(10,025)
Foreign currency translation adjustment	321				321
Ending balance, Shares at Jun. 30, 2013		10,921	(5)
Ending balance, Amount at Jun. 30, 2013	9,580	$ 178,386	$ (42)	(169,029)	265
Common stock issued under equity plans, Shares		406
Common stock issued under equity plans, Amount	1,792	$ 1,792
Restricted stock awards issued, Shares		8
Restricted stock forfeited, Shares		(21)
Restricted stock awards surrendered to satisfy tax obligations, Shares		(45)
Restricted stock awards surrendered to satisfy tax obligations, Amount	(501)	$ (501)
Conversion of preferred stock, net of conversion costs of $34, Shares		1,739
Conversion of preferred stock, net of conversion costs of $34, Amount	7,967	$ 7,967
Preferred stock accretion	(239)	$ (239)
Preferred stock dividend, Shares		43
Stock-based compensation	2,022	$ 2,022
Net loss	(339)			(339)
Foreign currency translation adjustment	(115)				(115)
Ending balance, Shares at Jun. 30, 2014		13,051	(5)
Ending balance, Amount at Jun. 30, 2014	20,167	$ 189,427	$ (42)	(169,368)	150
Common stock issued under equity plans, Shares		129
Common stock issued under equity plans, Amount	512	$ 512
Issuance of common stock, net of issuance costs of $107, Shares		1,391
Restricted stock forfeited, Shares		(2)
Issuance of common stock, net of issuance costs of $107, Amount	7,888	$ 7,888
Stock-based compensation	924	$ 924
Net loss	(5,009)			(5,009)
Foreign currency translation adjustment	(371)				(371)
Ending balance, Shares at Jun. 30, 2015		14,569	(5)
Ending balance, Amount at Jun. 30, 2015	$ 24,111	$ 198,751	$ (42)	$ (174,377)	$ (221)