Derivative Instruments and Hedging Activities (Tables)

6 Months Ended

Jun. 30, 2011

Derivative Instruments and Hedging Activities (Tables) [Abstract]

Gain (loss) recognized on non-designated derivative instruments

	Three Months Ended						Six Months Ended
	June 30,						June 30,
Income Statement Location	2011			2010			2011			2010
Interest expense	$	(2,028	)	$	(1,573	)	$	(3,876	)	$	(3,059	)
Foreign exchange gain (loss), net		4,478			15,211			(1,738	)		22,155
	$	2,450		$	13,638		$	(5,614	)	$	19,096