Summary of Notional Amounts and Fair Value of the Company's Cash Flow Hedges (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2011
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Fair Value Net Asset (Liability)	$ (111,926)
Foreign Exchange Forward
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Fair Value Net Asset (Liability)	4,405
Foreign Exchange Forward | Derivatives Sold | Currency, Australian Dollar
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Fair Value Net Asset (Liability)	(736)
Foreign Exchange Forward | Derivatives Sold | Currency, Canadian Dollar
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Fair Value Net Asset (Liability)	1,061
Foreign Exchange Forward | Derivatives Sold | Currency, Euro
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Fair Value Net Asset (Liability)	2,188
Foreign Exchange Forward | Derivatives Sold | Currency, Japanese Yen
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Fair Value Net Asset (Liability)	(803)
Foreign Exchange Forward | Derivatives Sold | Currency, Mexican Pesos
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Fair Value Net Asset (Liability)	45
Foreign Exchange Forward | Derivatives Sold | Currency, Polish Zlotys
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Fair Value Net Asset (Liability)	(6)
Foreign Exchange Forward | Derivatives Sold | Currency, Singapore Dollar
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Fair Value Net Asset (Liability)	(14)
Foreign Exchange Forward | Derivatives Sold | Currency, South Korean Won
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Fair Value Net Asset (Liability)	(31)
Foreign Exchange Forward | Derivatives Sold | Currency, Swiss Franc
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Fair Value Net Asset (Liability)	770
Foreign Exchange Forward | Derivatives Sold | Currency, Taiwanese Dollars
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Fair Value Net Asset (Liability)	(46)
Foreign Exchange Forward | Derivative Purchased | Currency, British Pound Sterling
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Fair Value Net Asset (Liability)	554
Foreign Exchange Forward | Derivative Purchased | Currency, Danish Krone
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Fair Value Net Asset (Liability)	4
Foreign Exchange Forward | Derivative Purchased | Currency, Norwegian Kroner
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Fair Value Net Asset (Liability)	72
Foreign Exchange Forward | Derivative Purchased | Currency, Swedish Kronor
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Fair Value Net Asset (Liability)	1,347
Interest Rate Swap
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Fair Value Net Asset (Liability)	(395)
Interest Rate Swap | Currency, Euro
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Fair Value Net Asset (Liability)	(581)
Interest Rate Swap | Currency, Japanese Yen
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Fair Value Net Asset (Liability)	739
Interest Rate Swap | Currency, Swiss Franc
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Fair Value Net Asset (Liability)	(553)
Interest Rate Swap | One Year from Balance Sheet Date
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	1,221
Interest Rate Swap | One Year from Balance Sheet Date | Currency, Euro
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	1,221
Interest Rate Swap | More than One and within Two Years from Balance Sheet Date
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	1,221
Interest Rate Swap | More than One and within Two Years from Balance Sheet Date | Currency, Euro
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	1,221
Interest Rate Swap | More than One and within Two Years from Balance Sheet Date | Currency, Japanese Yen
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	0
Interest Rate Swap | More than One and within Two Years from Balance Sheet Date | Currency, Swiss Franc
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	0
Interest Rate Swap | More than Two and within Three Years from Balance Sheet Date
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	163,890
Interest Rate Swap | More than Two and within Three Years from Balance Sheet Date | Currency, Euro
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	934
Interest Rate Swap | More than Two and within Three Years from Balance Sheet Date | Currency, Japanese Yen
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	162,956
Interest Rate Swap | More than Three and within Four Years from Balance Sheet Date
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	934
Interest Rate Swap | More than Three and within Four Years from Balance Sheet Date | Currency, Euro
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	934
Interest Rate Swap | More than Five Years from Balance Sheet Date and Thereafter
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	71,298
Interest Rate Swap | More than Five Years from Balance Sheet Date and Thereafter | Currency, Euro
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	2,101
Interest Rate Swap | More than Five Years from Balance Sheet Date and Thereafter | Currency, Swiss Franc
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	69,197
Commodity Forward Purchase Contracts
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Fair Value Net Asset (Liability)	(244)
Commodity Forward Purchase Contracts | Silver Bullion | Swap
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Fair Value Net Asset (Liability)	(62)
Commodity Forward Purchase Contracts | Platinum Bullion | Swap
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Fair Value Net Asset (Liability)	(182)
Commodity Forward Purchase Contracts | One Year from Balance Sheet Date
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	4,668
Commodity Forward Purchase Contracts | One Year from Balance Sheet Date | Silver Bullion | Swap
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	3,216
Commodity Forward Purchase Contracts | One Year from Balance Sheet Date | Platinum Bullion | Swap
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	1,452
Commodity Forward Purchase Contracts | More than One and within Two Years from Balance Sheet Date
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	411
Commodity Forward Purchase Contracts | More than One and within Two Years from Balance Sheet Date | Silver Bullion | Swap
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	327
Commodity Forward Purchase Contracts | More than One and within Two Years from Balance Sheet Date | Platinum Bullion | Swap
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	84
Current year | Foreign Exchange Forward
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	19,152
Current year | Foreign Exchange Forward | Derivatives Sold | Currency, Australian Dollar
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	11,895
Current year | Foreign Exchange Forward | Derivatives Sold | Currency, Canadian Dollar
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	26,709
Current year | Foreign Exchange Forward | Derivatives Sold | Currency, Euro
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	83,981
Current year | Foreign Exchange Forward | Derivatives Sold | Currency, Japanese Yen
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	9,998
Current year | Foreign Exchange Forward | Derivatives Sold | Currency, Mexican Pesos
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	11,391
Current year | Foreign Exchange Forward | Derivatives Sold | Currency, Polish Zlotys
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	1,568
Current year | Foreign Exchange Forward | Derivatives Sold | Currency, Singapore Dollar
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	1,924
Current year | Foreign Exchange Forward | Derivatives Sold | Currency, South Korean Won
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	4,940
Current year | Foreign Exchange Forward | Derivatives Sold | Currency, Swiss Franc
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	20,202
Current year | Foreign Exchange Forward | Derivatives Sold | Currency, Taiwanese Dollars
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	1,553
Current year | Foreign Exchange Forward | Derivative Purchased | Currency, British Pound Sterling
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	(10,456)
Current year | Foreign Exchange Forward | Derivative Purchased | Currency, Danish Krone
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	(2,597)
Current year | Foreign Exchange Forward | Derivative Purchased | Currency, Norwegian Kroner
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	(1,974)
Current year | Foreign Exchange Forward | Derivative Purchased | Currency, Swedish Kronor
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	(139,982)
One Year from Balance Sheet Date | Foreign Exchange Forward
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	28,938
One Year from Balance Sheet Date | Foreign Exchange Forward | Derivatives Sold | Currency, Australian Dollar
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	1,076
One Year from Balance Sheet Date | Foreign Exchange Forward | Derivatives Sold | Currency, Canadian Dollar
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	8,226
One Year from Balance Sheet Date | Foreign Exchange Forward | Derivatives Sold | Currency, Euro
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	43,167
One Year from Balance Sheet Date | Foreign Exchange Forward | Derivatives Sold | Currency, Japanese Yen
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	(3,105)
One Year from Balance Sheet Date | Foreign Exchange Forward | Derivatives Sold | Currency, Mexican Pesos
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	0
One Year from Balance Sheet Date | Foreign Exchange Forward | Derivatives Sold | Currency, Polish Zlotys
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	0
One Year from Balance Sheet Date | Foreign Exchange Forward | Derivatives Sold | Currency, Singapore Dollar
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	0
One Year from Balance Sheet Date | Foreign Exchange Forward | Derivatives Sold | Currency, South Korean Won
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	0
One Year from Balance Sheet Date | Foreign Exchange Forward | Derivatives Sold | Currency, Swiss Franc
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	7,637
One Year from Balance Sheet Date | Foreign Exchange Forward | Derivatives Sold | Currency, Taiwanese Dollars
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	0
One Year from Balance Sheet Date | Foreign Exchange Forward | Derivative Purchased | Currency, British Pound Sterling
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	(190)
One Year from Balance Sheet Date | Foreign Exchange Forward | Derivative Purchased | Currency, Danish Krone
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	0
One Year from Balance Sheet Date | Foreign Exchange Forward | Derivative Purchased | Currency, Norwegian Kroner
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	0
One Year from Balance Sheet Date | Foreign Exchange Forward | Derivative Purchased | Currency, Swedish Kronor
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Notional Amount	$ (27,873)