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Stock Options (Details) (USD $)
1 Months Ended
Dec. 31, 2010
Jul. 31, 2014
Stock Options [Member]
   
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Shares issued (in shares) 7,200,000  
Expiration date Dec. 31, 2015  
Stock exercise price (in dollars per share)   $ 1.42
Incentive stock options condition for vesting [Abstract]    
Shares outstanding (in shares)   7,262,064
Incentive Stock Option [Member] | Year 1 Target [Member]
   
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Stock exercise price (in dollars per share)   $ 0.49
Incentive stock options condition for vesting [Abstract]    
Number of options than can be exercised (in shares)   2,420,688
Target price of share (in dollars per share)   $ 0.92
Incentive Stock Option [Member] | Year 2 Target [Member]
   
Incentive stock options condition for vesting [Abstract]    
Number of options than can be exercised (in shares)   2,420,688
Target price of share (in dollars per share)   $ 1.41
Incentive Stock Option [Member] | Year 3 Target [Member]
   
Incentive stock options condition for vesting [Abstract]    
Number of options than can be exercised (in shares)   2,420,688
Target price of share (in dollars per share)   $ 1.90