Consolidated Statements of Changes in Stockholders' Equity (USD $) In Thousands	Total	Common Stock	Accumulated Other Comprehensive Loss	Retained Earnings (Deficit)
Beginning balance at Jun. 30, 2009	$ 82,992	$ 72,834	$ (1,031)	$ 11,189
Issuance of common stock pursuant to the exercise of stock options and restricted stock awards.	370	370
Acquisition of treasury shares and cumulative treasury shares and costs	(6,122)	(6,122)
Stock-based compensation expense	1,754	1,754
Adjustment to additional paid in capital related to tax effect of stock-based awards and tax payments	53	53
Unrealized gain (loss) on investments	(127)		(127)
Foreign currency translation adjustment	(1)		(1)
Net income	4,072			4,072
Total comprehensive income	3,944
Ending balance at Jun. 30, 2010	82,991	68,889	(1,159)	15,261
Issuance of common stock pursuant to the exercise of stock options and restricted stock awards.	692	692
Acquisition of treasury shares and cumulative treasury shares and costs	(8,577)	(8,577)
Stock-based compensation expense	1,665	1,665
Adjustment to additional paid in capital related to tax effect of stock-based awards and tax payments	(8)	(8)
Unrealized gain (loss) on investments	18		18
Foreign currency translation adjustment	112		112
Net income	2,881			2,881
Total comprehensive income	3,011
Ending balance at Jun. 30, 2011	79,774	62,661	(1,029)	18,142
Issuance of common stock pursuant to the exercise of stock options and restricted stock awards.	1,444	1,444
Acquisition of treasury shares and cumulative treasury shares and costs	(1,978)	(1,978)
Stock-based compensation expense	1,638	1,638
Adjustment to additional paid in capital related to tax effect of stock-based awards and tax payments	112	112
Unrealized gain (loss) on investments	2		2
Foreign currency translation adjustment	15		15
Net income	1,655			1,655
Total comprehensive income	1,673
Ending balance at Jun. 30, 2012	$ 82,662	$ 63,877	$ (1,012)	$ 19,797