Note 9 - Equity Compensation (Detail) - Stock Options (USD $)	12 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2009
Exercisable - Shares	1,404,400	1,192,814	1,051,211
Exercisable - Weighted Average Exercise Price (in Dollars per share)	$ 12.11	$ 12.85	$ 12.98
Exercisable - Weighted Average Remaining Contractual Term	5 years 36 days	5 years	4 years 255 days
Exercisable - Aggregate Instrinsic Value (in Dollars)	$ 234,971	$ 112,594	$ 5,078
Granted - Shares	36,000	288,200	648,500
Granted - Weighted Average Exercise Price (in Dollars per share)		$ 5.29	$ 8.24
Forfeitures - Shares		(280,347)	(62,626)
Forfeitures - Weighted Average Exercise Price (in Dollars per share)		$ 11.53	$ 11.59
Exercised - Shares		(7,000)
Exercised - Weighted Average Exercise Price (in Dollars per share)		$ 8.40
Beginning of Period [Member]
Outstanding - Shares		2,123,939	2,123,086	1,537,212
Outstanding - Weighted Average Exercise Price (in Dollars per share)		$ 10.80	$ 11.64	$ 13.07
Outstanding - Weighted Average Remaining Contractual Term		6 years 109 days	6 years 219 days	6 years 146 days
Outstanding - Aggregate Intrinsic Value (in Dollars)		955,401	15,270	33,800
Outstanding - Shares			2,123,939	2,123,086
Outstanding - Weighted Average Exercise Price (in Dollars per share)			$ 10.80	$ 11.64
Outstanding - Weighted Average Remaining Contractual Term		6 years 109 days	6 years 219 days	6 years 146 days
Outstanding - Aggregate Intrinsic Value (in Dollars)			955,401	15,270
Granted - Shares	36,000
Granted - Weighted Average Exercise Price (in Dollars per share)	$ 7.13
Forfeitures - Shares	(150,939)
Forfeitures - Weighted Average Exercise Price (in Dollars per share)	$ 12.12
Exercised - Shares	(2,750)
Exercised - Weighted Average Exercise Price (in Dollars per share)	$ 5.18
End of Period [Member]
Outstanding - Shares	2,123,939	2,123,086
Outstanding - Weighted Average Exercise Price (in Dollars per share)	$ 10.80	$ 11.64
Outstanding - Weighted Average Remaining Contractual Term	5 years 292 days	6 years 109 days	6 years 219 days
Outstanding - Aggregate Intrinsic Value (in Dollars)	955,401	15,270
Outstanding - Shares	2,006,250	2,123,939	2,123,086
Outstanding - Weighted Average Exercise Price (in Dollars per share)	$ 10.64	$ 10.80	$ 11.64
Outstanding - Weighted Average Remaining Contractual Term	5 years 292 days	6 years 109 days	6 years 219 days
Outstanding - Aggregate Intrinsic Value (in Dollars)	$ 654,747	$ 955,401	$ 15,270