Stock Based Compensation (Tables)
|
12 Months Ended |
Dec. 31, 2017 |
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 |
|
|
|
|
Options Available for Grant |
|
|
Number of Options |
|
|
Weighted
Average
Exercise Price
per Option
|
|
|
Weighted
Average Grant
Date Fair Value
per Option
|
|
|
Weighted
Average
Remaining
Exercise Term
in Months
|
|
|
Balance December 31, 2015 |
|
|
757,471 |
|
|
|
1,980,434 |
|
|
$ |
2.21 |
|
|
$ |
1.46 |
|
|
|
49 |
|
|
Additional stock reserved |
|
|
500,000 |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
Granted |
|
|
(794,500 |
) |
|
|
794,500 |
|
|
|
6.38 |
|
|
|
2.82 |
|
|
|
58 |
|
|
Exercised |
|
|
- |
|
|
|
(138,113 |
) |
|
|
1.79 |
|
|
|
0.49 |
|
|
|
- |
|
|
Forfeited |
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
Expired |
|
|
492,500 |
|
|
|
(492,500 |
) |
|
|
3.83 |
|
|
|
1.65 |
|
|
|
- |
|
|
Balance December 31, 2016 |
|
|
955,471 |
|
|
|
2,144,321 |
|
|
|
2.46 |
|
|
|
1.53 |
|
|
|
43 |
|
|
Additional stock reserved |
|
|
5,000,000 |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
Granted |
|
|
(1,900,000 |
) |
|
|
1,900,000 |
|
|
|
5.01 |
|
|
|
3.41 |
|
|
|
72 |
|
|
Exercised |
|
|
- |
|
|
|
(69,109 |
) |
|
|
1.10 |
|
|
|
0.96 |
|
|
|
- |
|
|
Forfeited |
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
Expired |
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
Balance December 31, 2017 |
|
|
4,055,471 |
|
|
|
3,975,212 |
|
|
$ |
3.17 |
|
|
$ |
1.84 |
|
|
|
43 |
|
|
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 |
|
|
|
|
Options Available for Grant |
|
|
Number of Options |
|
|
Weighted Average Exercise Price per Option |
|
|
Weighted Average Grant Date Fair Value per Option |
|
|
Weighted Average Remaining Exercise Term in Months |
|
|
Balance December 31, 2015 |
|
|
99,303 |
|
|
|
306,773 |
|
|
$ |
0.36 |
|
|
$ |
1.01 |
|
|
|
50 |
|
|
Additional stock reserved |
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
Granted |
|
|
(9,000 |
) |
|
|
9,000 |
|
|
|
4.99 |
|
|
|
0.44 |
|
|
|
- |
|
|
Exercised |
|
|
- |
|
|
|
(138,312 |
) |
|
|
0.34 |
|
|
|
0.81 |
|
|
|
- |
|
|
Forfeited |
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
Expired |
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
Balance December 31, 2016 |
|
|
90,303 |
|
|
|
177,461 |
|
|
|
0.49 |
|
|
|
1.05 |
|
|
|
41 |
|
|
Additional stock reserved |
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
Granted |
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
Exercised |
|
|
- |
|
|
|
(5,000 |
) |
|
|
1.50 |
|
|
|
0.83 |
|
|
|
- |
|
|
Forfeited |
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
Expired |
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
Balance December 31, 2017 |
|
|
90,303 |
|
|
|
172,461 |
|
|
$ |
0.57 |
|
|
$ |
1.11 |
|
|
|
32 |
|
|
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 |
|
|
|
|
Warrants Available for Grant |
|
|
Number of Warrants |
|
|
Weighted Average Exercise Price per Warrant |
|
|
Weighted Average Grant Date Fair Value per Warrant |
|
|
Weighted Average Remaining Exercise Term in Months |
|
|
Balance December 31, 2015 |
|
|
210,227 |
|
|
|
306,823 |
|
|
$ |
2.79 |
|
|
$ |
1.26 |
|
|
|
9 |
|
|
Additional stock reserved |
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
Granted |
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
Exercised |
|
|
- |
|
|
|
(60,160 |
) |
|
|
2.69 |
|
|
|
0.43 |
|
|
|
- |
|
|
Forfeited |
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
Expired |
|
|
- |
|
|
|
(87,458 |
) |
|
|
6.00 |
|
|
|
2.70 |
|
|
|
- |
|
|
Balance December 31, 2016 |
|
|
210,227 |
|
|
|
159,205 |
|
|
|
2.56 |
|
|
|
1.16 |
|
|
|
17 |
|
|
Additional stock reserved |
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
Granted |
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
Exercised |
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
Forfeited |
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
Expired |
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
Balance December 31, 2017 |
|
|
210,227 |
|
|
|
159,205 |
|
|
$ |
1.38 |
|
|
$ |
0.68 |
|
|
|
21 |
|
|
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 |
|
|
|
|
Warrants Available for Grant |
|
|
Number of Warrants |
|
|
Weighted Average Exercise Price per Warrant |
|
|
Weighted Average Grant Date Fair Value per Warrant |
|
|
Weighted Average Remaining Exercise Term in Months |
|
|
Balance December 31, 2015 |
|
|
348,925 |
|
|
|
338,925 |
|
|
$ |
20.00 |
|
|
$ |
1.02 |
|
|
|
4 |
|
|
Additional stock reserved |
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
Granted |
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
Exercised |
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
Forfeited |
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
Expired |
|
|
- |
|
|
|
(150,000 |
) |
|
|
20.00 |
|
|
|
0.15 |
|
|
|
- |
|
|
Balance December 31, 2016 |
|
|
348,925 |
|
|
|
188,925 |
|
|
|
20.00 |
|
|
|
1.02 |
|
|
|
4 |
|
|
Additional stock reserved |
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
Granted |
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
Exercised |
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
Forfeited |
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
Expired |
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
Balance December 31, 2017 |
|
|
348,925 |
|
|
|
188,925 |
|
|
$ |
20.00 |
|
|
$ |
1.30 |
|
|
|
4 |
|
|