Summary of Notional Amounts and Fair Value of the Company's Cash Flow Hedges (Parenthetical) (Detail)	12 Months Ended
	Dec. 31, 2013
Designated as Hedging Instrument [Member]
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Debt Instrument, Basis Spread on Variable Rate	0.316%
Switzerland, Francs | Not Designated as Hedging Instrument
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Derivative, Forward Exchange Rate	0.93
Switzerland, Francs | Not Designated as Hedging Instrument | Currency Swap [Member]
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Derivative, Underlying Basis	141.4
Switzerland, Francs | Designated as Hedging Instrument [Member]
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Derivative, Forward Exchange Rate	0.93
Switzerland, Francs | Designated as Hedging Instrument [Member] | Currency Swap [Member]
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Derivative, Underlying Basis	432.5
Euro Member Countries, Euro | Euribor Future | Not Designated as Hedging Instrument | Currency Swap [Member]
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Derivative, Forward Exchange Rate	0
Derivative, Underlying Basis	449.8
Derivative Purchased | Current year | Foreign Exchange Forward | Currency, British Pound Sterling
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Derivative, Underlying Basis	14.9
Derivative Purchased | Current year | Foreign Exchange Forward | Currency, Danish Krone
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Derivative, Underlying Basis	46.5
Derivative Purchased | Current year | Foreign Exchange Forward | Currency, Norwegian Kroner
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Derivative, Underlying Basis	180.9
Derivative Purchased | Current year | Foreign Exchange Forward | New Zealand, Dollars
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Derivative, Underlying Basis	12.9
Derivative Purchased | Current year | Foreign Exchange Forward | Currency, Swedish Kronor
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Derivative, Underlying Basis	4.2
Derivatives Sold | Current year | Foreign Exchange Forward | Currency, Australian Dollar
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Derivative, Underlying Basis	71.6
Derivatives Sold | Current year | Foreign Exchange Forward | Currency, Canadian Dollar
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Derivative, Underlying Basis	12.6
Derivatives Sold | Current year | Foreign Exchange Forward | Currency, Euro
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Derivative, Underlying Basis	22.7
Derivatives Sold | Current year | Foreign Exchange Forward | Hong Kong, Dollars
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Derivative, Underlying Basis	212.9
Derivatives Sold | Current year | Foreign Exchange Forward | Currency, Japanese Yen
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Derivative, Underlying Basis	23.3
Derivatives Sold | Current year | Foreign Exchange Forward | Currency, Mexican Pesos
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Derivative, Underlying Basis	870.6
Derivatives Sold | Current year | Foreign Exchange Forward | Currency, Polish Zlotys
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Derivative, Underlying Basis	.5
Derivatives Sold | Current year | Foreign Exchange Forward | Currency, Singapore Dollar
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Derivative, Underlying Basis	17.0
Derivatives Sold | Current year | Foreign Exchange Forward | Currency, South Korean Won
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Derivative, Underlying Basis	3.2
Derivatives Sold | Current year | Foreign Exchange Forward | Currency, Swiss Franc
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Derivative, Underlying Basis	1.3
Derivatives Sold | Current year | Foreign Exchange Forward | Currency, Taiwanese Dollars
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Derivative, Underlying Basis	48.1
Euro Member Countries, Euro | Designated as Hedging Instrument [Member] | Foreign Exchange Forward
Derivative Instruments and Hedging Activities Disclosure [Line Items]
Derivative, Underlying Basis	555.8