Annual report pursuant to Section 13 and 15(d)

Income Taxes (Details 2)

v3.3.1.900
Income Taxes (Details 2)
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Income Tax Disclosure [Abstract]    
U.S. federal statutory rate 34.00% 34.00%
Change in fair value of warrant liability (5.20%) 10.70%
State income taxes, net of federal benefit 0.10% 0.40%
Tax credits 0.30% 0.90%
Change in valuation allowance (12.50%) (11.20%)
Permanent differences (0.80%) 0.70%
State rate adjustment 3.30%  
Other 4.40% 0.10%
Effective rate 23.60% 34.10%