Annual report pursuant to Section 13 and 15(d)

Fair Value Measurements (Details)

v3.3.1.900
Fair Value Measurements (Details) - USD ($)
$ in Thousands
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Assets:      
Cash and cash equivalents $ 9,276 $ 3,970 $ 1,034
Marketable securities 1,975  
Total assets $ 9,276 5,945  
Liabilities:      
Warrants potentially settleable in cash 4,115 8,464  
Total liabilities 4,115 8,464  
Fair Value, Inputs, Level 1      
Assets:      
Cash and cash equivalents $ 9,276 $ 3,970  
Marketable securities  
Total assets $ 9,276 $ 3,970  
Liabilities:      
Warrants potentially settleable in cash 4,115  
Total liabilities $ 4,115  
Fair Value, Inputs, Level 2      
Assets:      
Cash and cash equivalents  
Marketable securities $ 1,975  
Total assets $ 1,975  
Liabilities:      
Warrants potentially settleable in cash  
Total liabilities  
Fair Value, Inputs, Level 3      
Assets:      
Cash and cash equivalents  
Marketable securities  
Total assets  
Liabilities:      
Warrants potentially settleable in cash $ 8,464  
Total liabilities $ 8,464