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Restructuring and Other Charges, Net (Tables)
 6 Months Ended
Jun. 30, 2015
Restructuring and Related Activities [Abstract]  
Changes in Employee-Related Restructuring Liabilities
Changes in employee-related restructuring liabilities during the six months ended June 30, 2015, were as follows:
 
(DOLLARS IN THOUSANDS)
Employee-Related Costs
 
Other
 
Total
December 31, 2014
$
759

 
$
—

 
$
759

Additional charges (reversals), net
(357
)
 
187

 
(170
)
Payments and other costs
(282
)
 
(187
)
 
(469
)
June 30, 2015
$
120

 
$
—

 
$
120