Annual report pursuant to Section 13 and 15(d)

Income Taxes (Details 1)

v3.3.1.900
Income Taxes (Details 1) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Effective Income Tax Rate Reconciliation, Amount [Abstract]      
Computed at 34% $ (3,840) $ (839) $ 3,301
State taxes (268) 592 213
Book gains (losses) not currently benefited 2,740 454 1,656
Other (20) 235 (476)
Disallowed interest expense 0 0 160
Revaluation of warrant liability 1,534 (346) (591)
Research and development credits (146) (97) (583)
Non-cash gain from termination of royalty purchase agreement 0 0 (3,047)
Non-cash gain on settlement of long-term debt 0 0 (632)
Total $ 0 $ (1) $ 1