10. Warrant Liabilities (Tables)
|
9 Months Ended |
Sep. 30, 2014 |
| Warrants and Rights Note Disclosure [Abstract] |
|
| Schedule of Warrant Valuation Assumptions |
| | |
September 30, | |
April 3, | |
April 2, |
| | |
2014 | |
2014 | |
2014 |
| Number of shares underlying the warrants | |
77,862,807 | |
30,136,713 | |
47,726,094 |
| Exercise price | |
$0.0001 - $0.80 | |
$0.0001 | |
$0.595 - $0.80 |
| Volatility | |
151.64% - 216.02% | |
183.30% | |
134% - 158% |
| Risk-free interest rate | |
0.03% - 1.78% | |
0.11% | |
0.28% - 1.73% |
| Expected dividend yield | |
0.00% | |
0.00% | |
0.00% |
| Expected warrant life (years) | |
0.5 - 3.13 | |
1 | |
1.42 - 3.63 |
| Stock price | |
$0.06 | |
$0.08 | |
$0.09 |
|
| Schedule of Warrant Liabilities at Fair Value |
| | |
| | |
Acquisition | | |
| | |
Increase | | |
| |
| | |
| | |
Measurement | | |
| | |
(Decrease) | | |
| |
| | |
December 31, | | |
Date | | |
Initial | | |
in | | |
September 30, | |
| | |
2013 | | |
April 2, 2014 | | |
Measurement | | |
Fair
Value | | |
2014 | |
| 2011 Unit Offering | |
$ | | | |
$ | 1,242,333 | | |
$ | | | |
$ | (329,803 | ) | |
$ | 912,530 | |
| 2011 Unit Offering Placement Agent | |
| | | |
| 156,367 | | |
| | | |
| (26,748 | ) | |
| 129,619 | |
| 2012 Bridge Warrant | |
| | | |
| 20,690 | | |
| | | |
| (2,070 | ) | |
| 18,620 | |
| 2012 Bridge Warrant Placement Agent | |
| | | |
| 4,138 | | |
| | | |
| (414 | ) | |
| 3,724 | |
| 2012 Unit Offering | |
| | | |
| 137,178 | | |
| | | |
| (25,090 | ) | |
| 112,088 | |
| 2012 Unit Offering Placement Agent | |
| | | |
| 96,481 | | |
| | | |
| (47,435 | ) | |
| 49,046 | |
| 2013 Merger related notes converted | |
| | | |
| 11,608 | | |
| | | |
| (2,808 | ) | |
| 8,800 | |
| 2014 Senior Note Purchase | |
| | | |
| | | |
| 2,407,930 | | |
| (602,740 | ) | |
| 1,805,190 | |
| | |
$ | | | |
$ | 1,668,795 | | |
$ | 2,407,930 | | |
$ | (1,037,108 | ) | |
$ | 3,039,617 | |
|
| Schedule of Warrant Subject to Remeasurement |
Number of Warrants
Subject to Remeasurement
| | |
Number
of Warrants | |
| | |
December 31, | | |
April 2, 2014 | | |
Warrant | | |
September 30, | |
| | |
2013 | | |
Acquisition | | |
Additions | | |
Reductions | | |
2014 | |
| 2011 Unit Offering | |
| | | |
| 33,277,837 | | |
| | | |
| | | |
| 33,277,837 | |
| 2011 Unit Offering Placement Agent | |
| | | |
| 4,726,891 | | |
| | | |
| | | |
| 4,726,891 | |
| 2012 Bridge Warrant | |
| | | |
| 1,137,735 | | |
| | | |
| | | |
| 1,137,735 | |
| 2012 Bridge Warrant Placement Agent | |
| | | |
| 227,546 | | |
| | | |
| | | |
| 227,546 | |
| 2012 Unit Offering | |
| | | |
| 6,300,213 | | |
| | | |
| | | |
| 6,300,213 | |
| 2012 Unit Offering Placement Agent | |
| | | |
| 1,561,544 | | |
| | | |
| | | |
| 1,561,544 | |
| 2013 Merger related notes converted | |
| | | |
| 494,328 | | |
| | | |
| | | |
| 494,328 | |
| 2014 Senior Note Purchase | |
| | | |
| | | |
| 30,136,713 | | |
| | | |
| 30,136,713 | |
| | |
| | | |
| 47,726,094 | | |
| 30,136,713 | | |
| | | |
| 77,862,807 | |
|