Derivative Instruments and Hedging Activities (Tables)

12 Months Ended

Dec. 31, 2012

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:

		Fair Values of Derivative Instruments as of
(in thousands)	Consolidated Balance Sheet Location	December 31, 2012			December 31, 2011
Derivatives not designated as hedging instruments under ASC Topic 815
		Liability Derivatives
Foreign currency derivative contracts — gross gains	Other current liabilities	$	177		$	100
Foreign currency derivative contracts — gross losses	Other current liabilities	(142		)	(178		)
Embedded derivative in foreign lease	Other long-term liabilities	—			(141		)
Total derivatives		$	35		$	(219	)

		Amount of Gain (Loss) Recognized in Income on Derivative
	Location of Gain (Loss) Recognized in Income on Derivative	Year Ended December 31,
(in thousands)		2012			2011			2010
Derivatives not designated as hedging instruments under ASC Topic 815
Foreign currency derivative contracts	Foreign currency exchange loss, net	$	(618	)	$	(23	)	$	1,055
Embedded derivative in foreign lease	Foreign currency exchange gain, net	141			3			76
Total		$	(477	)	$	(20	)	$	1,131