Derivative Financial Instruments (Schedule Of Notional Amounts Of Outstanding Derivative Positions) (Details) - Sep. 30, 2019 € 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	USD ($)	MYR (RM)	BRL (R$)	NOK (kr)	SGD ($)	EUR (€)	CAD ($)	GBP (£)	JPY (¥)	MXN ($)	AUD ($)
Foreign Exchange Forward | Euro | Notional Amount Bought
Derivative
Derivative, notional amount	$ 1,077.2					€ 987.4
Foreign Exchange Forward | Brazilian real | Notional Amount Bought
Derivative
Derivative, notional amount	152.3		R$ 634.2
Foreign Exchange Forward | British pound | Notional Amount Bought
Derivative
Derivative, notional amount	358.3							£ 291.1
Foreign Exchange Forward | Norwegian krone | Notional Amount Bought
Derivative
Derivative, notional amount	168.1			kr 1,525.1
Foreign Exchange Forward | Malaysian ringgits | Notional Amount Bought
Derivative
Derivative, notional amount	91.2	RM 382.0
Foreign Exchange Forward | Singapore dollar | Notional Amount Bought
Derivative
Derivative, notional amount	65.5				$ 90.6
Foreign Exchange Forward | Japanese yen | Notional Amount Bought
Derivative
Derivative, notional amount	38.5								¥ 4,155.0
Foreign Exchange Forward | Australian dollar | Notional Amount Bought
Derivative
Derivative, notional amount	111.6										$ 165.1
Foreign Exchange Forward | Mexican peso | Notional Amount Sold
Derivative
Derivative, notional amount	15.2									$ 300.0
Foreign Exchange Forward | Canadian dollar | Notional Amount Sold
Derivative
Derivative, notional amount	63.0						$ 83.3
Foreign Exchange Forward | U.S. dollar | Notional Amount Sold
Derivative
Derivative, notional amount	1,264.0
Derivative financial instruments – Embedded Derivatives | Euro | Notional Amount Sold
Derivative
Derivative, notional amount	5.3					€ 4.9
Derivative financial instruments – Embedded Derivatives | Brazilian real | Notional Amount Sold
Derivative
Derivative, notional amount	1.6		R$ 6.6
Derivative financial instruments – Embedded Derivatives | U.S. dollar | Notional Amount Bought
Derivative
Derivative, notional amount	$ 2.8