Derivative Instruments and Hedging Activities (Tables)

12 Months Ended

Dec. 31, 2013

DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES [Abstract]

Schedule of Other Derivatives Not Designated as Hedging Instruments, Statements of Financial Performance and Financial Position, Location [Table Text Block]

The required tabular disclosures for derivative instruments are as follows:

		Gross Amount of Recognized Assets						Gross Amount of Offset in the Consolidated Balance Sheets						Net Amount of Assets Presented in the Consolidated Balance Sheets
(in thousands)	Consolidated Balance Sheet Location	December 31, 2013			December 31, 2012			December 31, 2013			December 31, 2012			December 31, 2013			December 31, 2012
Foreign currency  derivative contracts	Other Current Assets	$	96		$	177		$	(96	)	$	(142	)	$	—		$	35
		Gross Amount of Recognized Liabilities						Gross Amount of Offset in the Consolidated Balance Sheets						Net Amount of Liabilities Presented in the Consolidated Balance Sheets
(in thousands)	Consolidated Balance Sheet Location	December 31, 2013			December 31, 2012			December 31, 2013			December 31, 2012			December 31, 2013			December 31, 2012
Foreign currency  derivative contracts	Other Current Liabilities	(178		)	(142		)	96			142			$	(82	)	$	—

		Amount of Loss Recognized in Income on Derivative
	Location of Loss Recognized in Income on Derivative	Year Ended December 31,
(in thousands)		2013			2012			2011
Derivatives not designated as hedging instruments under ASC Topic 815
Foreign currency derivative contracts	Foreign currency exchange gain (loss), net	$	(850	)	$	(618	)	$	(23	)