Consolidated Statements of Stockholders' Equity (Deficit) - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock	Additional Paid In Capital	Accumulated Deficit	Accumulated Other Comprehensive Loss
Beginning Balances, Shares at Jun. 30, 2012		110,174
Beginning Balances at Jun. 30, 2012	$ 28,283	$ 111	$ 105,154	$ (76,961)	$ (21)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation	2,169		2,169
Exercise of options and warrants, shares		7,270
Exercise of options and warrants	3,100	$ 7	3,093
Issuance of shares related to restricted stock, shares		2,616
Issuance of shares related to restricted stock	0	$ 3	(3)
Repurchase of company stock, shares		(2,972)
Repurchase of company stock	(7,123)			(7,123)
Reclassification of liability warrants	0		0
Currency translation adjustment	(92)				(92)
Net income	7,608			7,608
Ending Balances, Shares at Jun. 30, 2013		117,088
Ending Balances at Jun. 30, 2013	33,945	$ 121	110,413	(76,476)	(113)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation	2,606		2,606
Exercise of options and warrants, shares		5,185
Exercise of options and warrants	2,230	$ 5	2,225
Issuance of shares related to restricted stock, shares		225
Issuance of shares related to restricted stock	0	$ 0	0
Shares canceled or surrendered as payment of tax withholding, shares		(686)
Repurchase of company stock, shares		(19,639)
Repurchase of company stock	(46,171)	$ (24)		(46,147)
Currency translation adjustment	(3)				(3)
Net income	11,383			11,383
Ending Balances, Shares at Jun. 30, 2014		102,173
Ending Balances at Jun. 30, 2014	3,990	$ 102	115,244	(111,240)	(116)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation	1,737		1,737
Exercise of options and warrants, shares		2,630
Exercise of options and warrants	596	$ 3	593
Issuance of shares related to restricted stock, shares		1,325
Issuance of shares related to restricted stock	0	$ 1	(1)
Shares canceled or surrendered as payment of tax withholding, shares		(904)
Repurchase of company stock, shares		(7,553)
Repurchase of company stock	(9,850)	$ (8)		(9,842)
Currency translation adjustment	(135)				(135)
Net income	6,987			6,987
Ending Balances, Shares at Jun. 30, 2015		97,671
Ending Balances at Jun. 30, 2015	$ 3,325	$ 98	$ 117,573	$ (114,095)	$ (251)