Note 1 - Calculation fo Basic and Diluted Earnings Per Share (Details) - shares	6 Months Ended
	Dec. 31, 2015		Dec. 31, 2014
Convertible Debt Securities [Member]
Anti-dilutive securities (in shares)	8,088,235
Warrant, Initial Close [Member]
Anti-dilutive securities (in shares)	12,033,068	[1]
Warrant, Second Close [Member]
Anti-dilutive securities (in shares)	21,654,412	[2]
Warrant, Other [Member]
Anti-dilutive securities (in shares)	5,052,400		5,052,400
Employee Stock Option [Member]
Anti-dilutive securities (in shares)	2,936,750		2,394,035
Restricted Stock Units (RSUs) [Member]
Anti-dilutive securities (in shares)	1,197,072		623,009
Anti-dilutive securities (in shares)	50,961,937		8,069,444

[1] The initial close warrants became exercisable on October 30, 2015, the date stockholder approval was received.

[2] The second close warrants are subject to vesting based upon the amount of funds actually received by the Company in the second close.