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Other Income (Expense)
 9 Months Ended
Sep. 30, 2015
Other Income and Expenses [Abstract]  
Other Income (Expense)
Other Income (Expense)

Items included in other income (expense) in the Condensed Consolidated Statements of Operations are as follows:
 
Three months ended September 30,
 
Nine months ended September 30,
(dollars in thousands)
2015
 
2014
 
2015
 
2014
Gain (loss) on currency transactions
$
(55
)
 
$
1,208

 
$
1,407

 
$
577

Hedge ineffectiveness
(42
)
 
—

 
125

 
70

Other non-operating income (expense)
(299
)
 
132

 
(255
)
 
693

Other income (expense)
$
(396
)
 
$
1,340

 
$
1,277

 
$
1,340