Consolidated Statements of Shareholders' Equity (Parentheticals) (USD $)	12 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2012
Statement Of Stockholders Equity [Abstract]
Exercise of warrants issuance of common stock	2,090,226	382,503	4,550
Exercise price of warrants (in dollars per share)	$ 1.13	$ 1.13	$ 2.20
Cashless Exercise Of Warrants In Issuance Of Common Stock		36,186	2,767