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Earnings (Loss) Per Share (Tables)
 12 Months Ended
Dec. 31, 2016
Earnings Per Share [Abstract]  
Schedule of Earnings Per Share Reconciliation
A reconciliation of basic and diluted earnings (loss) per share, together with the related shares outstanding in thousands for the years ended December 31, is as follows:   
Basic and Diluted Earnings (Loss) Per Share:
 
2016
 
2015
 
2014
 
 
 
 
 
 
 
Net income (loss)
 
 
 
 
 
 
Net income (loss) from continuing operations
 
$
(41,276
)
 
$
41,798

 
$
(89,487
)
Net income (loss) from discontinued operations
 
—

 
—

 
4,018

Net income (loss)
 
$
(41,276
)
 
$
41,798

 
$
(85,469
)
 
 
 
 
 
 
 
Weighted average shares:
 
 

 
 

 
 

Basic shares
 
41,248

 
40,580

 
36,214

Effect of dilutive securities—options and warrants outstanding
 
—


3,039


—

Diluted shares
 
41,248

 
43,619

 
36,214

 
 
 
 
 
 
 
Earnings (loss) per share - basic:
 
 

 
 

 
 

Continuing operations
 
$
(1.00
)
 
$
1.03

 
$
(2.47
)
Discontinued operations
 
—

 
—

 
0.11

Net income (loss) per share - basic
 
$
(1.00
)
 
$
1.03

 
$
(2.36
)
 
 
 
 
 
 
 
Earnings (loss) per share - diluted:
 
 

 
 

 
 

Continuing operations
 
$
(1.00
)
 
$
0.96

 
$
(2.47
)
Discontinued operations
 
—

 
—

 
0.11

Net income (loss) per share - diluted
 
$
(1.00
)
 
$
0.96

 
$
(2.36
)