Derivative Financial Instruments (Tables)

3 Months Ended

Mar. 31, 2012

Derivative Financial Instruments [Abstract]

Notional amounts and fair values of derivative instruments

	Notional Amounts (1)				Fair Value
	March 31, 2012		December 31, 2011		March 31, 2012			December 31, 2011
Derivatives designated as hedging instruments recorded in:
Other current assets
Foreign exchange contracts	$	13,448	$	—	$	62		$	—
Accrued expenses
Foreign exchange contracts		17,090		—		(220	)		—
		30,538		—		(158	)		—
Derivatives not receiving hedge accounting treatment recorded in:
Other current assets
Foreign exchange contracts		425,371		552,677		3,780			10,689
Accrued expenses
Foreign exchange contracts		592,451		574,018		(5,502	)		(3,976	)
		1,017,822		1,126,695		(1,722	)		6,713
Total	$	1,048,360	$	1,126,695	$	(1,880	)	$	6,713

(1) Notional amounts represent the gross amount of foreign currency bought or sold at maturity for foreign exchange contracts.