Note 6 - Restricted Stock Activity Granted to Employees (Details) - Restricted Stock [Member] - $ / shares	12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Balance at June 30 (in shares)	803,799	390,003
Balance at June 30 (in dollars per share)	$ 1.90	$ 1.81
Granted (in shares)	1,097,000	692,968
Granted (in dollars per share)	$ 0.83	$ 1.95
Vested (in shares)	(376,558)	(191,672)
Vested (in dollars per share)	$ 1.82	$ 1.86
Forfeited (in shares)	(72,457)	(87,500)
Forfeited (in dollars per share)	$ 1.77	$ 2
Outstanding at June 30 (in shares)	1,451,784	803,799
Outstanding at June 30 (in dollars per share)	$ 1.12	$ 1.90