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Earnings per Share
 3 Months Ended
Mar. 31, 2018
Earnings Per Share [Abstract]  
Earnings per Share Earnings per Share
The following table sets forth the computation of basic and diluted earnings per common share:
 
 
Three Months Ended March 31,
 
2018
 
2017
 
(in thousands, except per share amounts)
Numerator
 
 
 
Net income
$
(44,922
)
 
$
31,261

Denominator
 
 
 
Weighted-average shares outstanding, basic
68,222

 
69,348

Effect of dilutive stock awards
—

 
244

Adjusted weighted-average shares outstanding, diluted
68,222

 
69,592

Net income per share
 
 
 
Basic earnings per common share
$
(0.66
)
 
$
0.45

Diluted earnings per common share
$
(0.66
)
 
$
0.45

 
 
 
 
Anti-dilutive weighted-average shares
324


88