Other Income (Expense) (Tables)

3 Months Ended

Mar. 31, 2015

Other Income and Expenses [Abstract]

Schedule of Other Nonoperating Income (Expense) [Table Text Block]

Items included in other income (expense) in the Condensed Consolidated Statements of Operations are as follows:

	Three months ended March 31,
(dollars in thousands)	2015			2014
Gain (loss) on currency translation	$	1,115		$	(275	)
Hedge ineffectiveness	(399		)	70
Other non-operating income (expense)	111			(117		)
Other income (expense)	$	827		$	(322	)