Quarterly report pursuant to Section 13 or 15(d)

The Merger, Offering and Other Related Transactions (Repayment of 2013 Bridge Note, Narrative) (Details)

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The Merger, Offering and Other Related Transactions (Repayment of 2013 Bridge Note, Narrative) (Details) - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended 6 Months Ended
Nov. 30, 2013
Jun. 30, 2015
Oct. 31, 2014
Repayment of 2013 Bridge Note [Line Items]      
Number of shares called by warrants   36,055,000 30,300,000
Bridge Warrants [Member]      
Repayment of 2013 Bridge Note [Line Items]      
Number of warrants issued for conversion of debt 2,500,000    
Exercise price $ 1.00 $ 1.00  
Expiration period 3 years 3 years  
2013 Bridge Notes [Member]      
Repayment of 2013 Bridge Note [Line Items]      
Principal amount $ 5,000    
Accrued interest $ 83 $ 5,083  
Number of shares called by warrants 5,000,000