Annual report pursuant to Section 13 and 15(d)

Schedule of Reconciliation of Warrant Liability (Details)

v3.3.1.900
Schedule of Reconciliation of Warrant Liability (Details) - USD ($)
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Balance, beginning of period $ 4,633,000 $ 1,711,000
Issuance of additional warrants 0 4,416,000
Exercise of warrants 0 331,000
Change in fair value of warrant liability (2,306,000) (1,163,000)
Balance, end of period $ 2,327,000 $ 4,633,000