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Earnings Per Share (Tables)
 9 Months Ended
Sep. 30, 2013
Earnings Per Share [Abstract]  
Schedule of Earnings Per Share, Basic and Diluted
Basic and diluted earnings (loss) per common share ("EPS") are calculated as follows:
  
Quarter Ended September 30,
 
Nine Months Ended September 30,
(In thousands, except per share amounts)
2013
 
2012
 
2013
 
2012
Net income (loss)
$
(17,814
)
 
$
(66,754
)
 
$
15,663

 
$
(72,388
)
 
 
 
 
 
 
 
 
Weighted average common shares outstanding (used to calculate basic EPS)
46,633

 
46,141

 
46,495

 
45,975

Dilutive effect of stock options and other stock awards
—

 
—

 
940

 
—

Weighted average common shares outstanding (used to calculate diluted EPS)
46,633

 
46,141

 
47,435

 
45,975

 
 
 
 
 
 
 
 
Earnings (loss) per common share – basic
$
(0.38
)
 
$
(1.45
)
 
$
0.34

 
$
(1.57
)
Earnings (loss) per common share – diluted
$
(0.38
)
 
$
(1.45
)
 
$
0.33

 
$
(1.57
)