XML 39 R29.htm IDEA: XBRL DOCUMENT v3.5.0.2
Balance Sheet Detail - Intangible assets (Details) - USD ($)
$ in Thousands
6 Months Ended 12 Months Ended
Jun. 30, 2016
Dec. 31, 2015
Estimated aggregate amortization expense to be recognized in future    
Remainder of 2016 $ 100  
2017 100  
2018 $ 100  
Patent license    
Intangible assets    
Life 7 years 7 years
Gross Carrying Amount $ 780 $ 780
Accumulated Amortization 501 446
Net Carrying Value $ 279 $ 334