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EARNINGS (LOSS) PER SHARE (Tables)
12 Months Ended
Dec. 31, 2017
Earnings Per Share [Abstract]  
Schedule of basic and diluted net loss per share
Basic and diluted EPS is calculated as follows (net income amounts are stated in thousands):
 
For the year ended December 31,
 
2017
 
2016
 
2015
 
Shares
 
Net loss
 
EPS
 
Shares
 
Net loss
 
EPS
 
Shares
 
Net Income
 
EPS
Basic Earnings per Share
38,769,816

 
$
(59,731
)
 
$
(1.54
)
 
36,997,865

 
$
(47,903
)
 
$
(1.29
)
 
33,560,249

 
$
117,237

 
$
3.49

Dilutive shares related to warrants

 

 
 
 
1,290,147

 

 
 
 

 

 
 
Change in fair value of derivative instruments

 

 
 
 

 
(1,655
)
 
 
 

 

 
 
Convertible Debt

 

 
 
 

 

 
 
 
2,642,160

 
1,881

 
 
Restricted Stock

 

 
 
 

 

 
 
 
290,966

 

 
 
Stock Options

 

 
 
 

 

 
 
 
1,088,064

 

 
 
Dilutive Earnings per Share
38,769,816

 
$
(59,731
)
 
$
(1.54
)
 
38,288,012

 
$
(49,558
)
 
$
(1.29
)
 
37,581,439

 
$
119,118

 
$
3.17

Schedule of common stock options, convertible debt and restricted stock units anti-dilutive
For the years ended December 31, 2017, 2016 and 2015, the following shares were excluded because they were anti-dilutive:
 
For the year ended December 31,
 
2017
 
2016
 
2015
Convertible Debt
2,642,160

 
2,642,160

 

Restricted Stock
157,319

 
444,942

 
22,069

Options
7,080,998

 
6,286,584

 
1,049,375

Warrants
1,159,424

 

 
2,665,548

Total Anti-Dilutive Shares
11,039,901

 
9,373,686

 
3,736,992