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SHARE-BASED PAYMENTS (Tables)
 9 Months Ended
Sep. 30, 2018
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions
The following weighted average assumptions were used for the Black-Scholes option pricing model to calculate the $1.28 million of fair value for the 2,405,625 warrants at September 30, 2018.
Risk-free rate
2.59%
Expected life
0.5 years
Expected volatility
36.86%
Expected dividend yield
0.00%
*
Expected volatility is measured based on the Company’s historical share price volatility over the expected life of the warrants.
The fair value of the options granted under the Compensation Plan for the nine months ended September 30, 2018 was estimated at the date of grant, using the Black-Scholes Option Valuation Model, with the following weighted-average assumptions:
Risk-free interest rate
2.840
 
Expected life
5.0 years
 
Expected volatility
59.0
*
Expected dividend yield
0.00%
 
Weighted-average expected life of option
5.00
 
Weighted-average grant date fair value
$0.96
 

*
Expected volatility is measured based on the Company’s historical share price volatility over a period equivalent to the expected life of the options.
Schedule of Share-based Compensation, Stock Options, Activity
A summary of the status and activity of non-vested stock options for the nine months ended September 30, 2018 is as follows:
 
Number of shares
 
Weighted Average Grant- Date Fair Value
Non-vested December 31, 2017
365,180

 
$
1.20

 Granted
422,956

 
0.91

 Vested
(438,662
)
 
1.07

 Forfeited
(20,830
)
 
0.64

Non-vested September 30, 2018
328,644

 
$
1.04

The summary of the Company’s stock options at September 30, 2018 and December 31, 2017, and the changes for the fiscal periods ending on those dates is presented below:
 
Range of Exercise Prices
$
 
Weighted Average
Exercise Price
$
 
Number of
Options 
Balance, December 31, 2016
 2.12 - 15.61

 
5.69

 
2,045,143

 Granted
1.77 - 2.35

 
2.34

 
738,893

 Exercised
—

 
—

 
—

 Forfeited
2.12 - 11.94

 
2.93

 
(316,289
)
 Expired
4.48 - 12.55

 
8.42

 
(438,900
)
Balance, December 31, 2017
 1.77 - 15.61

 
4.48

 
2,028,847

 Granted
1.70

 
1.70

 
422,956

 Exercised
1.70 - 2.55

 
2.13

 
(280,235
)
 Forfeited
2.12 - 6.99

 
5.09

 
(130,536
)
 Expired
6.18 - 10.36

 
8.37

 
(170,564
)
Balance, September 30, 2018
 1.70 - 15.61

 
3.76

 
1,870,468
Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity
A summary of the status and activity of non-vested RSUs at September 30, 2018 is as follows:
 
RSU
 
Number of shares
 
Weighted Average Grant- Date Fair Value
Non-vested December 31, 2017
1,909,477

 
$
2.17

 Granted
1,191,132

 
1.70

 Vested
(1,486,126
)
 
2.24

 Forfeited
(34,296
)
 
2.00

Non-vested September 30, 2018
1,580,187

 
$
1.99