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Income Taxes (Tables)
 9 Months Ended
Sep. 30, 2016
Income Tax Disclosure [Abstract]  
Components of Income Tax Provision
The income tax provision consisted of the following:
 
Three Months Ended September 30,
 
Nine Months Ended September 30,
(In thousands, except effective tax rate)
2016
 
2015
 
2016
 
2015
Loss before income tax expense
$
(15,734
)
 
$
(85,156
)
 
$
(13,382
)
 
$
(118,610
)
Income tax expense (benefit)
2,121

 
(464
)
 
5,040

 
(14
)
Effective tax rate
(13.5
)%
 
0.5
%
 
(37.7
)%
 
—
%