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STATEMENTS OF CHANGES IN EQUITY (USD $)
In Thousands, except Share data
Total
Common Stock [Member]
Additional Paid-in Capital [Member]
Accumulated Other Comprehensive Income (Loss) [Member]
Accumulated Deficit [Member]
Balance at Jun. 30, 2010 $ 3,981    $ 44,086   $ (40,105)
Balance, shares at Jun. 30, 2010 20,888,781 20,888,781      
Issuance of common stock and warrants related to October 2010 agreements, net of issuance costs of $244 5,006    5,006      
Issuance of common stock and warrants related to October 2010 agreements, net of issuance costs of $244, shares   4,375,000      
Issuance of common stock and warrants related to February 2011 secondary offering, net of issuance costs of $2,970 38,142    38,142      
Issuance of common stock and warrants related to February 2011 secondary offering, net of issuance costs of $2,970, shares   12,650,000      
Exercise of warrants by investors and finders 3,593    3,593      
Exercise of warrants by investors and finders, shares   2,442,714      
Exercise of options by employees and consultants 68    68      
Exercise of options by employees and consultants, shares   103,943      
Issuance of common stock related to investors relation agreements 155    155      
Issuance of common stock related to investors relation agreements, shares   90,000      
Stock based compensation to employees, directors and non-employees consultants 3,325    3,325      
Stock based compensation to employees, directors and non-employees consultants, shares   1,892,747      
Net loss (10,848)          (10,848)
Balance at Jun. 30, 2011 43,422    94,375   (50,953)
Balance, shares at Jun. 30, 2011 42,443,185 42,443,185      
Exercise of warrants by investors and finders 556    556      
Exercise of warrants by investors and finders, shares   523,835      
Exercise of options by employees and consultants 89    89      
Exercise of options by employees and consultants, shares   74,800      
Stock based compensation to employees, directors and non-employees consultants 4,927    4,927      
Stock based compensation to employees, directors and non-employees consultants, shares   1,906,231      
Stock based compensation to contractor 3,672    3,672      
Stock based compensation to contractor, shares   1,500,000      
Net loss (14,794)          (14,794)
Other comprehensive Income (loss) (130)       (130)   
Balance at Jun. 30, 2012 37,742    103,619 (130) (65,747)
Balance, shares at Jun. 30, 2012 46,448,051 46,448,051      
Issuance of common stock and warrants related to September 2012 public offering, net of issuance costs of $2,694 34,106    34,106      
Issuance of common stock and warrants related to September 2012 public offering, net of issuance costs of $2,694, shares   9,200,000      
Exercise of warrants by investors and finders 2,009    2,009      
Exercise of warrants by investors and finders, shares   1,621,359      
Exercise of options by employees and consultants 176    176      
Exercise of options by employees and consultants, shares   176,867      
Stock based compensation to employees, directors and non-employees consultants 2,799    2,799      
Stock based compensation to employees, directors and non-employees consultants, shares   1,750,340      
Stock based compensation to contractor 1,400    1,400      
Net loss (21,155)          (21,155)
Other comprehensive Income (loss) 389       389   
Balance at Jun. 30, 2013 $ 57,466    $ 144,109 $ 259 $ (86,902)
Balance, shares at Jun. 30, 2013 59,196,617 59,196,617