Derivative Instruments Designated As Cash Flow And Net Investment Hedging Instruments (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended				9 Months Ended
	Sep. 30, 2012		Sep. 30, 2011		Sep. 30, 2012		Sep. 30, 2011
Derivative Instruments, Gain (Loss) [Line Items]
Amount of (Loss) Gain Recognized in OCI on Derivative (Effective Portion)	$ (4,328)		$ 7,374		$ (1,659)		$ 3,504
Amount of (Loss) Gain Reclassified from Accumulated OCI into Income (Effective Portion)	1,001		(1,872)		587		(5,579)
Currency swap [Member] | Cash flow hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of (Loss) Gain Recognized in OCI on Derivative (Effective Portion)	404	[1]	73	[1]	1,437	[1]	743	[1]
Currency swap [Member] | Cash flow hedging [Member] | Other (income) expense, net [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of (Loss) Gain Reclassified from Accumulated OCI into Income (Effective Portion)	(719)		(655)		(2,093)		(1,742)
Forward currency contracts [Member] | Cash flow hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of (Loss) Gain Recognized in OCI on Derivative (Effective Portion)	(4,351)		5,329		(3,028)		3,202
Forward currency contracts [Member] | Cash flow hedging [Member] | Cost of goods sold [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of (Loss) Gain Reclassified from Accumulated OCI into Income (Effective Portion)	1,720		(1,217)		2,680		(3,837)
Forward currency contracts [Member] | Net investment hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of (Loss) Gain Recognized in OCI on Derivative (Effective Portion)	$ (381)		$ 1,972		$ (68)		$ (441)

[1] Ten year swap executed in 2003