Annual report pursuant to Section 13 and 15(d)

Share-Based Compensation (Details Textual)

v2.4.0.8
Share-Based Compensation (Details Textual) (USD $)
 12 Months Ended 2 Months Ended 12 Months Ended 1 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Dec. 18, 2013
Jan. 31, 2013
Jun. 30, 2012
Aug. 12, 2008
Employee Stock Option [Member]
Dec. 18, 2013
Employee Stock Option [Member]
Minimum [Member]
Dec. 18, 2013
Employee Stock Option [Member]
Maximum [Member]
Dec. 31, 2011
Option Modification [Member]
Jun. 30, 2014
Option Modification [Member]
Jun. 30, 2013
Option Modification [Member]
Jun. 30, 2014
Board Of Directors And Officers [Member]
Jun. 30, 2013
Board Of Directors And Officers [Member]
Jul. 31, 2012
Investor Relations Services [Member]
Jul. 31, 2012
Investor Relations Services [Member]
Warrant [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                              
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized (in Shares) 15,000,000   175,000,000 10,000,000   10,000,000 10,000,000 15,000,000              
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant (in Shares) 6,500,000                            
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value $ 0.40 $ 0.90                          
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized (in Dollars) $ 1,400,000                            
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Period for Recognition 2 years 4 months 24 days                            
Stock and Warrants Issued During Period, Value, Preferred Stock and Warrants                           33,000  
General and Administrative Expense 3,888,000 4,243,000               14,000 49,000        
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period                             100,000
Class of Warrant or Right, Exercise Price of Warrants or Rights $ 1.38 $ 1.23 [1]     $ 1.39                 $ 1.00  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Fair Value 1,100,000 2,500,000                          
Effect in Fair Value of Options, Due to Modification of Option Agreement Terms                 633,000            
Research and Development Expense, Total $ 1,898,000 $ 3,431,000               $ 0 $ 16,000        
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross 1,990,000 1,330,000                   1,100,000 1,200,000    
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price $ 0.47 $ 1.02                   $ 51 $ 1.01    
[1] Includes the effect of reduction in exercise price for previously granted August 2008 warrants.