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Supplemental Financial Information (Tables)
 6 Months Ended
Jun. 30, 2018
Supplemental Income Statement Elements [Abstract]  
Schedule Of Income Statement Supplemental Disclosures
The components of Other operating (income) expense, net are as follows:
 
Three Months Ended
 
Six Months Ended
(Dollars in thousands)
June 30, 2018

June 30, 2017
 
June 30, 2018
 
June 30, 2017
Gain from antitrust litigation settlement
$
—

 
$
—

 
$
(3,591
)
 
$
—

Gain on sale of long-lived assets
$
(383
)
 
$
—

 
$
(383
)
 
$
(942
)