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Consolidated Statement of Stockholders' Equity (Unaudited) (USD $)
Class A Common Stock [Member]
Additional Paid-in Capital [Member]
Accumulated Other Comprehensive Income [Member]
Accumulated Deficit [Member]
Total
Balance, beginning at Jun. 30, 2013 $ 129,582 $ 209,645,126 $ 52,736 $ (204,397,808) $ 5,429,636
Balance, beginning, shares at Jun. 30, 2013 12,958,239       12,958,239
Issuance of common stock for:          
Vested restricted stock units 1,912 (1,912)         
Vested restricted stock units, shares 191,160        
Employee Stock Purchase Plan 77 7,336       7,413
Employee Stock Purchase Plan, shares 7,764        
Exercise of warrants, net of costs 11,362 1,527,446       1,538,808
Exercise of warrants, net of costs, shares 1,136,142        
Reclassification of warrant liability upon warrant exercise   277,070       277,070
Stock based compensation on stock options and restricted stock units   293,538       293,538
Net loss       (415,700) (415,700)
Foreign currency translation adjustment     9,261   9,261
Balance, ending at Mar. 31, 2014 $ 142,933 $ 211,748,604 $ 61,997 $ (204,813,508) $ 7,140,026
Balance, ending, shares at Mar. 31, 2014 14,293,305       14,293,305