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Income Taxes (Tables)
 6 Months Ended
Jun. 30, 2019
Income Tax Disclosure [Abstract]  
Schedule of of components of income tax expense (benefit)
The following table displays our Loss from continuing operations before income tax, Income tax expense and Effective tax rate for the three and six months ended June 30, 2019 and 2018 (dollars in thousands):
 
Three Months Ended June 30,
 
Six Months Ended June 30,
 
2019
 
2018
 
2019
 
2018
Loss from continuing operations before income tax
$
(94,584
)
 
$
(46,244
)
 
$
(96,293
)
 
$
(528,491
)
Income tax expense
$
3,468

 
$
6,235

 
$
14,371

 
$
21,726

Effective tax rate
(3.7
)%
 
(13.5
)%
 
(14.9
)%
 
(4.1
)%