Derivative Financial Instruments (Schedule Of Notional Amounts Of Outstanding Derivative Positions) (Details) - Jun. 30, 2020 € in Millions, ₨ in Millions, ¥ in Millions, £ in Millions, kr in Millions, RM in Millions, R$ in Millions, $ in Millions, $ in Millions, $ in Millions, $ in Millions, $ in Millions, $ in Millions, $ in Millions	EUR (€)	USD ($)	BRL (R$)	GBP (£)	NOK (kr)	MYR (RM)	SGD ($)	INR (₨)	JPY (¥)	COP ($)	HKD ($)	MXN ($)	AUD ($)	CAD ($)
Foreign Exchange Forward | Euro | Notional Amount Bought
Derivative
Derivative, notional amount	€ 1,915.9	$ 2,144.9
Foreign Exchange Forward | Brazilian real | Notional Amount Bought
Derivative
Derivative, notional amount		1,365.9	R$ 7,480.0
Foreign Exchange Forward | Norwegian krone | Notional Amount Bought
Derivative
Derivative, notional amount		184.3			kr 1,796.3
Foreign Exchange Forward | United Kingdom, Pounds | Notional Amount Bought
Derivative
Derivative, notional amount		790.8		£ 644.3
Foreign Exchange Forward | Singapore dollar | Notional Amount Bought
Derivative
Derivative, notional amount		76.3					$ 106.7
Foreign Exchange Forward | Malaysian ringgits | Notional Amount Bought
Derivative
Derivative, notional amount		113.3				RM 485.6
Foreign Exchange Forward | Japan, Yen | Notional Amount Bought
Derivative
Derivative, notional amount		20.0							¥ 2,157.7
Foreign Exchange Forward | Mexican peso | Notional Amount Sold
Derivative
Derivative, notional amount		19.9										$ 460.7
Foreign Exchange Forward | Canadian dollar | Notional Amount Sold
Derivative
Derivative, notional amount		65.6												$ 89.8
Foreign Exchange Forward | U.S. dollar | Notional Amount Sold
Derivative
Derivative, notional amount		2,337.4
Foreign Exchange Forward | India, Rupees | Notional Amount Bought
Derivative
Derivative, notional amount		27.4						₨ 2,072.5
Foreign Exchange Forward | Colombia, Pesos | Notional Amount Bought
Derivative
Derivative, notional amount		13.6								$ 51,238.2
Foreign Exchange Forward | Australia, Dollars | Notional Amount Sold
Derivative
Derivative, notional amount		20.3											$ 29.7
Foreign Exchange Forward | Hong Kong, Dollars | Notional Amount Sold
Derivative
Derivative, notional amount		12.2									$ 94.5
Derivative financial instruments – Embedded Derivatives | Euro | Notional Amount Sold
Derivative
Derivative, notional amount	€ 6.4	7.2
Derivative financial instruments – Embedded Derivatives | Brazilian real | Notional Amount Bought
Derivative
Derivative, notional amount		14.0	R$ 76.5
Derivative financial instruments – Embedded Derivatives | Norwegian krone | Notional Amount Sold
Derivative
Derivative, notional amount		10.6			kr 103.0
Derivative financial instruments – Embedded Derivatives | U.S. dollar | Notional Amount Bought
Derivative
Derivative, notional amount		$ 1.7