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Stockholders' Equity (Tables)
9 Months Ended
Sep. 30, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Summary of Stock Option Activity for Non-Vested Options
A summary of the Company’s non-vested stock options activity for the current nine months is as follows:
 
Number of
Options
 
Weighted
Average
Grant Date
Fair Value
Balance at January 1, 2019
1,481,079

 
$
1.23

Granted
4,153,000

 
0.03

Vested
(1,024,914
)
 
1.03

Forfeited or Canceled
(67,665
)
 
0.99

Balance at September 30, 2019
4,541,500

 
$
0.18

Summary of Stock Option Activity
A summary of the Company’s stock options activity for the current nine months is as follows:
 
Number of
Options
 
Weighted
Average
Exercise
Price
 
Weighted
Average
Remaining
Contractual
Life
(in Years)
 
Aggregate
Intrinsic
Value
Outstanding at January 1, 2019
3,257,875

 
$
5.44

 
3.19
 
$

Granted
4,153,000

 
1.84

 
 
 
 
Canceled

 

 
 
 
 
Exercised

 

 
 
 
 
Expired/Forfeited
(271,250
)
 
5.28

 
 
 
 
Outstanding at September 30, 2019, and expected to vest
7,139,625

 
$
3.35

 
6.08
 
$

Exercisable at September 30, 2019
2,598,125

 
$
5.16

 
2.15
 
$

Summary of Restricted Stock Activity
A summary of the Company’s restricted stock activity for the current nine months is as follows:
 
Number of
Restricted
Shares
 
Weighted
Average
Grant Date
Fair Value
Outstanding at January 1, 2019
1,460,210

 
$
4.82

Granted
60,000

 
1.70

Canceled

 

Vested
(121,000
)
 
5.24

Expired/Forfeited

 

Outstanding at September 30, 2019
1,399,210

 
$
4.65

Warrant  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Summary of Stock Option Activity
A summary of the Company’s warrants activity for the current nine months is as follows:
 
Number of
Warrants
 
Weighted
Average
Exercise
Price
 
Weighted
Average
Remaining
Contractual
Life
(in Years)
 
Aggregate
Intrinsic
Value
Outstanding and exercisable at January 1, 2019
1,214,815

 
$
9.32

 
1.66
 
$

Granted
115,000

 
3.17

 
 
 
 
Canceled

 

 
 
 
 
Exercised

 

 
 
 
 
Expired/Forfeited

 

 
 
 
 
Outstanding and exercisable at September 30, 2019
1,329,815

 
$
8.79

 
1.25
 
$