Annual report pursuant to Section 13 and 15(d)

Fair Value Measurements - Recurring (Details)

v3.7.0.1
Fair Value Measurements - Recurring (Details) - USD ($)
$ in Thousands
Mar. 31, 2017
Mar. 31, 2016
Fair Value Measurements    
Warrant liability $ (2,917)  
Recurring | Total    
Fair Value Measurements    
Cash equivalents 7,520 $ 3,002
Restricted cash 5,514 5,002
Warrant liability (2,917)  
Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1)    
Fair Value Measurements    
Cash equivalents 7,520 3,002
Restricted cash 5,514 $ 5,002
Recurring | Significant Unobservable Inputs (Level 3)    
Fair Value Measurements    
Warrant liability $ (2,917)