Stock Based Compensation (Tables)
|
12 Months Ended |
Dec. 31, 2015 |
Stock Options [Member] | Directors, officers and employees [Member] |
|
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
Schedule of summarizes of option activity |
|
|
|
|
|
Outstanding Stock Options |
|
|
|
|
Shares Available for Grant |
|
|
Number of Shares |
|
|
Weighted Average Exercise Price per Share
|
|
|
Weighted Average Grant Date Fair Value per Share
|
|
|
Weighted Average Remaining Exercise Term in Months
|
|
|
Balance, December 31, 2013 |
|
|
448,500 |
|
|
|
799,475 |
|
|
$ |
4.49 |
|
|
$ |
2.30 |
|
|
|
36 |
|
|
Additional stock reserved |
|
|
500,000 |
|
|
|
- |
|
|
$ |
- |
|
|
$ |
- |
|
|
|
- |
|
|
Granted |
|
|
(867,593 |
) |
|
|
867,593 |
|
|
$ |
0.49 |
|
|
$ |
0.85 |
|
|
|
58 |
|
|
Exercised |
|
|
- |
|
|
|
- |
|
|
$ |
- |
|
|
$ |
- |
|
|
|
- |
|
|
Forfeited |
|
|
- |
|
|
|
- |
|
|
$ |
- |
|
|
$ |
- |
|
|
|
- |
|
|
Expired |
|
|
- |
|
|
|
- |
|
|
$ |
- |
|
|
$ |
- |
|
|
|
- |
|
|
Balance, December 31, 2014 |
|
|
80,907 |
|
|
|
1,667,068 |
|
|
$ |
2.34 |
|
|
$ |
1.52 |
|
|
|
41 |
|
|
Additional stock reserved |
|
|
1,120,000 |
|
|
|
- |
|
|
$ |
- |
|
|
$ |
- |
|
|
|
- |
|
|
Granted |
|
|
(443,436 |
) |
|
|
443,436 |
|
|
$ |
1.93 |
|
|
$ |
1.29 |
|
|
|
55 |
|
|
Exercised |
|
|
- |
|
|
|
(130,070 |
) |
|
$ |
1.30 |
|
|
$ |
0.75 |
|
|
|
- |
|
|
Forfeited |
|
|
- |
|
|
|
- |
|
|
$ |
- |
|
|
$ |
- |
|
|
|
- |
|
|
Expired |
|
|
- |
|
|
|
- |
|
|
$ |
3.03 |
|
|
$ |
1.25 |
|
|
|
- |
|
|
Balance December 31, 2015 |
|
|
757,471 |
|
|
|
1,980,434 |
|
|
$ |
2.21 |
|
|
$ |
1.46 |
|
|
|
49 |
|
|
Stock Options [Member] | Consultants [Member] |
|
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
Schedule of summarizes of option activity |
|
|
|
|
|
|
Outstanding Stock Options |
|
|
|
|
Shares Available for Grant |
|
|
Number of Shares |
|
|
Weighted Average Exercise Price per Share |
|
|
Weighted Average Grant Date Fair Value per Share |
|
|
Weighted Average Remaining Exercise Term in Months |
|
|
Balance, December 31, 2013 |
|
|
97,100 |
|
|
|
141,500 |
|
|
$ |
4.06 |
|
|
$ |
1.96 |
|
|
|
34 |
|
|
Additional stock reserved |
|
|
200,000 |
|
|
|
- |
|
|
$ |
- |
|
|
$ |
- |
|
|
|
- |
|
|
Granted |
|
|
(296,773 |
) |
|
|
296,773 |
|
|
$ |
0.10 |
|
|
$ |
1.00 |
|
|
|
54 |
|
|
Exercised |
|
|
- |
|
|
|
- |
|
|
$ |
- |
|
|
$ |
- |
|
|
|
- |
|
|
Forfeited |
|
|
20,000 |
|
|
|
(20,000 |
) |
|
$ |
- |
|
|
$ |
- |
|
|
|
- |
|
|
Expired |
|
|
19,000 |
|
|
|
(19,000 |
) |
|
$ |
5.00 |
|
|
$ |
1.73 |
|
|
|
- |
|
|
Balance, December 31, 2014 |
|
|
39,327 |
|
|
|
399,273 |
|
|
$ |
1.27 |
|
|
$ |
1.31 |
|
|
|
50 |
|
|
Additional stock reserved |
|
|
- |
|
|
|
- |
|
|
$ |
- |
|
|
$ |
- |
|
|
|
- |
|
|
Granted |
|
|
- |
|
|
|
- |
|
|
$ |
- |
|
|
$ |
- |
|
|
|
- |
|
|
Exercised |
|
|
- |
|
|
|
(32,524 |
) |
|
$ |
0.10 |
|
|
$ |
0.98 |
|
|
|
- |
|
|
Forfeited |
|
|
59,976 |
|
|
|
(59,976 |
) |
|
$ |
- |
|
|
$ |
- |
|
|
|
- |
|
|
Expired |
|
|
- |
|
|
|
- |
|
|
$ |
5.30 |
|
|
$ |
2.39 |
|
|
|
- |
|
|
Balance December 31, 2015
|
|
|
99,303 |
|
|
|
306,773 |
|
|
$ |
0.36 |
|
|
$ |
1.01 |
|
|
|
41 |
|
|
Warrant [Member] | Placement agent and consultants [Member] |
|
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
Schedule of summarize of warrant activity |
|
|
|
|
|
Outstanding Warrants |
|
|
|
|
Shares Available for Grant |
|
|
Number of Shares |
|
|
Weighted Average Exercise Price per Share
|
|
|
Weighted Average Grant Date Fair Value per Share
|
|
|
Weighted Average Remaining Exercise Term in Months
|
|
|
Balance, December 31, 2013 |
|
|
433,959 |
|
|
|
313,089 |
|
|
$ |
4.64 |
|
|
$ |
2.07 |
|
|
|
24 |
|
|
Additional stock reserved |
|
|
- |
|
|
|
- |
|
|
$ |
- |
|
|
$ |
- |
|
|
|
- |
|
|
Granted |
|
|
(159,861 |
) |
|
|
159,861 |
|
|
$ |
1.68 |
|
|
$ |
0.56 |
|
|
|
34 |
|
|
Exercised |
|
|
- |
|
|
|
- |
|
|
$ |
- |
|
|
$ |
- |
|
|
|
- |
|
|
Forfeited |
|
|
- |
|
|
|
- |
|
|
$ |
- |
|
|
$ |
- |
|
|
|
- |
|
|
Expired |
|
|
- |
|
|
|
(62,801 |
) |
|
$ |
3.89 |
|
|
$ |
1.84 |
|
|
|
- |
|
|
Balance, December 31, 2014 |
|
|
274,098 |
|
|
|
410,149 |
|
|
$ |
3.59 |
|
|
$ |
1.51 |
|
|
|
14 |
|
|
Additional stock reserved |
|
|
- |
|
|
|
- |
|
|
$ |
- |
|
|
$ |
- |
|
|
|
- |
|
|
Granted |
|
|
(63,871 |
) |
|
|
63,871 |
|
|
$ |
1.40 |
|
|
$ |
1.17 |
|
|
|
59 |
|
|
Exercised |
|
|
- |
|
|
|
(161,719 |
) |
|
$ |
2.36 |
|
|
$ |
1.09 |
|
|
|
- |
|
|
Forfeited |
|
|
- |
|
|
|
(5,478 |
) |
|
$ |
- |
|
|
$ |
- |
|
|
|
- |
|
|
Expired |
|
|
- |
|
|
|
- |
|
|
$ |
4.18 |
|
|
$ |
1.82 |
|
|
|
- |
|
|
Balance December 31, 2015 |
|
|
210,227 |
|
|
|
306,823 |
|
|
$ |
2.79 |
|
|
$ |
1.26 |
|
|
|
9 |
|
|
Warrant [Member] | Directors and officers [Member] |
|
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
Schedule of summarize of warrant activity |
|
|
|
|
|
Outstanding Warrants |
|
|
|
|
Shares Available for Grant |
|
|
Number of Shares |
|
|
Weighted Average Exercise Price per Share
|
|
|
Weighted Average Grant Date Fair Value per Share
|
|
|
Weighted Average Remaining Exercise Term in Months
|
|
|
Balance, December 31, 2013 |
|
|
348,925 |
|
|
|
338,925 |
|
|
$ |
17.83 |
|
|
$ |
0.95 |
|
|
|
22 |
|
|
Additional stock reserved |
|
|
- |
|
|
|
- |
|
|
$ |
- |
|
|
$ |
- |
|
|
|
- |
|
|
Granted |
|
|
- |
|
|
|
- |
|
|
$ |
1.68 |
|
|
$ |
- |
|
|
|
- |
|
|
Exercised |
|
|
- |
|
|
|
- |
|
|
$ |
- |
|
|
$ |
- |
|
|
|
- |
|
|
Forfeited |
|
|
- |
|
|
|
- |
|
|
$ |
- |
|
|
$ |
- |
|
|
|
- |
|
|
Expired |
|
|
- |
|
|
|
- |
|
|
$ |
- |
|
|
$ |
- |
|
|
|
- |
|
|
Balance, December 31, 2014 |
|
|
348,925 |
|
|
|
338,925 |
|
|
$ |
17.83 |
|
|
$ |
0.95 |
|
|
|
9 |
|
|
Additional stock reserved |
|
|
- |
|
|
|
- |
|
|
$ |
- |
|
|
$ |
- |
|
|
|
- |
|
|
Granted |
|
|
- |
|
|
|
- |
|
|
$ |
- |
|
|
$ |
- |
|
|
|
- |
|
|
Exercised |
|
|
- |
|
|
|
- |
|
|
$ |
- |
|
|
$ |
- |
|
|
|
- |
|
|
Forfeited |
|
|
- |
|
|
|
- |
|
|
$ |
- |
|
|
$ |
- |
|
|
|
- |
|
|
Expired |
|
|
- |
|
|
|
- |
|
|
$ |
5.00 |
|
|
$ |
0.12 |
|
|
|
- |
|
|
Balance December 31, 2015 |
|
|
348,925 |
|
|
|
338,925 |
|
|
$ |
20.00 |
|
|
$ |
1.02 |
|
|
|
4 |
|
|