Derivative Financial Instruments (Schedule Of Notional Amounts Of Outstanding Derivative Positions (Details) - Dec. 31, 2020 € in Millions, ₨ in Millions, ¥ in Millions, £ in Millions, kr in Millions, Rp in Millions, RM in Millions, R$ in Millions, $ in Millions, $ in Millions, $ in Millions, $ in Millions, $ in Millions, $ in Millions	EUR (€)	USD ($)	GBP (£)	BRL (R$)	MYR (RM)	NOK (kr)	SGD ($)	MXN ($)	AUD ($)	INR (₨)	JPY (¥)	COP ($)	HKD ($)	IDR (Rp)
Foreign exchange forward | Brazilian real | Notional amount bought
Derivative [Line Items]
Derivative, Notional Amount		$ 60.3							$ 78.2
Foreign exchange forward | Brazil, Brazil Real | Notional amount bought
Derivative [Line Items]
Derivative, Notional Amount		131.1		R$ 681.4
Foreign exchange forward | Singapore, Dollars | Notional amount bought
Derivative [Line Items]
Derivative, Notional Amount		129.4					$ 171.2
Foreign exchange forward | Indonesia, Rupiahs | Short
Derivative [Line Items]
Derivative, Notional Amount		14.3												Rp 201,679.7
Foreign exchange forward | Malaysia, Ringgits | Notional amount bought
Derivative [Line Items]
Derivative, Notional Amount		221.5			RM 891.0
Foreign exchange forward | Euro | Notional amount bought
Derivative [Line Items]
Derivative, Notional Amount	€ 1,794.5	2,201.8
Foreign exchange forward | United Kingdom, Pounds | Notional amount bought
Derivative [Line Items]
Derivative, Notional Amount			£ 771.7	1,054.3
Foreign exchange forward | Mexico, Pesos | Notional amount bought
Derivative [Line Items]
Derivative, Notional Amount		64.7						$ 1,288.0
Foreign exchange forward | Hong Kong, Dollars | Short
Derivative [Line Items]
Derivative, Notional Amount		12.6											$ 97.6
Foreign exchange forward | U.S. dollar | Notional amount bought
Derivative [Line Items]
Derivative, Notional Amount		201.7				kr 1,721.6
Foreign exchange forward | Japan, Yen | Notional amount bought
Derivative [Line Items]
Derivative, Notional Amount				10.9							¥ 1,124.4
Foreign exchange forward | U.S. dollar | Short
Derivative [Line Items]
Derivative, Notional Amount		2,922.1
Foreign exchange forward | India, Rupees | Notional amount bought
Derivative [Line Items]
Derivative, Notional Amount		43.4								₨ 3,172.0
Foreign exchange forward | Colombia, Pesos | Notional amount bought
Derivative [Line Items]
Derivative, Notional Amount				10.8								$ 37,142.2
Embedded derivative financial instruments | Brazil, Brazil Real | Notional amount bought
Derivative [Line Items]
Derivative, Notional Amount		15.0		R$ 77.9
Embedded derivative financial instruments | Euro | Short
Derivative [Line Items]
Derivative, Notional Amount	€ 8.7	10.7
Embedded derivative financial instruments | Hong Kong, Dollars | Notional amount bought
Derivative [Line Items]
Derivative, Notional Amount		6.2											$ 48.3
Embedded derivative financial instruments | U.S. dollar | Short
Derivative [Line Items]
Derivative, Notional Amount		16.7				142.8
Embedded derivative financial instruments | U.S. dollar | Notional amount bought
Derivative [Line Items]
Derivative, Notional Amount		$ 5.2				kr 5.2