Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies (Details)

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Commitments and Contingencies (Details) - Royalty Agreement Terms [Member]
$ in Thousands
9 Months Ended
Sep. 30, 2015
USD ($)
Future minimum annual royalties  
2016 $ 50
Net sales [Member]  
Research and Development Arrangement, Contract to Perform for Others [Line Items]  
Royalty percentage 1.00%
License fees [Member]  
Research and Development Arrangement, Contract to Perform for Others [Line Items]  
Royalty percentage 21.00%
Sub-licensee net sales [Member]  
Research and Development Arrangement, Contract to Perform for Others [Line Items]  
Royalty percentage 1.00%