XML 89 R75.htm IDEA: XBRL DOCUMENT v3.3.1.900
Equity - Schedule of Fair Value Assumptions Estimated Using Black-Scholes Pricing Model (Details) - $ / shares
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Equity [Abstract]    
Risk-free interest rate 2.10% 2.10%
Expected term of options, in years 8 years 7 months 6 days 7 years
Expected annual volatility 63.00% 64.00%
Expected dividend yield 0.00% 0.00%
Determined weighted average grant date fair value per option $ 0.51 $ 1.36