|
Common Stock Equivalents (Tables)
|
12 Months Ended |
|
Dec. 31, 2013
|
| Share-Based Compensation, Shares Authorized Under Stock Option Plans, Exercise Price Range [Line Items] |
|
| Summary of outstanding options |
| |
|
Number of
Shares
|
|
|
Weighted
Average
Exercise Price
|
|
Options outstanding at January 1, 2012 |
|
|
|
|
|
$ |
|
|
Options granted |
|
|
4,500,000 |
|
|
$ |
1.49 |
|
Options exercised |
|
|
|
|
|
$ |
|
|
Options canceled/forfeited |
|
|
|
|
|
$ |
|
|
Options outstanding December 31, 2012 |
|
|
4,500,000 |
|
|
$ |
1.49 |
|
Options granted |
|
|
935,665 |
|
|
$ |
1.16 |
|
Options exercised |
|
|
0 |
|
|
|
0.00 |
|
Options canceled/forfeited |
|
|
(492,000 |
) |
|
$ |
1.46 |
|
Options outstanding at December 31, 2013 |
|
|
4,943,665 |
|
|
$ |
1.43 |
|
|
| Summary of outstanding warrants |
| |
|
Number of
Shares
|
|
|
Weighted
Average
Exercise Price
|
|
Warrants outstanding at January 1, 2012 |
|
|
10,918,968 |
|
|
$ |
3.68 |
|
Warrants granted |
|
|
1,197,800 |
|
|
$ |
1.61 |
|
Warrants exercised |
|
|
-- |
|
|
$ |
-- |
|
Warrants canceled/forfeited |
|
|
(820,800 |
) |
|
$ |
4.72 |
|
Warrants outstanding December 31, 2012 |
|
|
11,295,968 |
|
|
$ |
3.50 |
|
Warrants granted |
|
|
35,016,334 |
|
|
$ |
1.37 |
|
Warrants exercised |
|
|
-- |
|
|
|
0.00 |
|
Warrants canceled/forfeited |
|
|
(8,417,165 |
) |
|
$ |
4.03 |
|
Warrants outstanding at December 31, 2013 |
|
|
37,895,137 |
|
|
$ |
1.42 |
|
|
|
Warrant [Member]
|
|
| Share-Based Compensation, Shares Authorized Under Stock Option Plans, Exercise Price Range [Line Items] |
|
| Summary of outstanding and exercisable convertibles |
Warrants outstanding as of December 31, 2013 |
| |
|
|
|
Weighted Average |
|
|
| |
|
|
|
Contractual Life |
|
Weighted Average |
Range of Exercise Price |
|
Number Outstanding |
|
(in years) |
|
Exercise Price |
| $ |
0.50 - $30.00 |
|
|
37,895,137 |
|
|
3.69 |
|
$ |
1.42 |
Warrants exercisable as of December 31, 2013 |
| |
|
|
|
Weighted Average |
|
| |
|
|
|
Contractual Life |
|
Weighted Average |
Range of Exercise Price |
|
Number Outstanding |
|
(in years) |
|
Exercise Price |
| $ |
0.50 - $30.00 |
|
|
37,873,337 |
|
|
3.69 |
|
$ |
1.42 |
Warrants exercisable as of December 31, 2012 |
| |
|
|
|
Weighted Average |
|
| |
|
|
|
Contractual Life |
|
Weighted Average |
Range of Exercise Price |
|
Number Outstanding |
|
(in years) |
|
Exercise Price |
| $ |
1.00 - $51.50 |
|
|
11,295,968 |
|
|
2.14 |
|
$ |
3.50 |
Warrants exercisable as of December 31, 2012 |
| |
|
|
|
Weighted Average |
|
| |
|
|
|
Contractual Life |
|
Weighted Average |
Range of Exercise Price |
|
Number Outstanding |
|
(in years) |
|
Exercise Price |
| $ |
1.00 - $51.50 |
|
|
11,019,168 |
|
|
1.66 |
|
$ |
3.56 |
|
|
Employee Stock Option [Member]
|
|
| Share-Based Compensation, Shares Authorized Under Stock Option Plans, Exercise Price Range [Line Items] |
|
| Summary of outstanding and exercisable convertibles |
Options outstanding as of December 31, 2013 |
|
|
Range of Exercise Price
|
|
|
Number Outstanding
|
|
|
Weighted
Average
Contractual Life
(in years)
|
|
|
Weighted Average
Exercise Price
|
|
| $ |
0.50 - $1.61 |
|
|
|
4,943,665 |
|
|
|
4.09 |
|
|
$ |
1.43 |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Options outstanding as of December 31, 2012 |
|
|
Range of Exercise Price
|
|
|
Number Outstanding
|
|
|
Weighted
Average
Contractual Life
(in years)
|
|
|
Weighted Average
Exercise Price
|
|
| $ |
1.46 - $1.61 |
|
|
|
4,500,000 |
|
|
|
4.99 |
|
|
$ |
1.49 |
|
|