Derivatives (Schedule Of Notional Amounts And Fair Values Of Derivatives) (Details) - USD ($) $ in Millions	1 Months Ended	3 Months Ended		9 Months Ended
	May 31, 2013	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2017	Mar. 31, 2016	Jun. 30, 2016	Oct. 01, 2015
Derivatives, Fair Value [Line Items]
Forward Contract Indexed to Issuer's Equity, Classification		40
Derivative, Fixed Interest Rate	0.73%						1.104%
Derivative Instruments, Gain (Loss) Recognized in Income, Ineffective Portion and Amount Excluded from Effectiveness Testing, Net		$ 0.4	$ (0.1)		$ (1.7)
Notional Amount		568.2		$ 568.2		$ 468.7
Asset (Liability)		1.7		1.7		(6.6)
Unrealized Gain (Loss) on Derivatives and Commodity Contracts		0.4		20.7
Derivatives Not Designated As Hedging Instruments [Member]
Derivatives, Fair Value [Line Items]
Notional Amount		212.2		212.2		84.2
Asset (Liability)		(1.1)		(1.1)		0.1
Derivatives Designated As Hedging Instruments [Member]
Derivatives, Fair Value [Line Items]
Notional Amount		356.0		356.0		384.5
Asset (Liability)		2.8		2.8		(6.7)
Interest Rate Swap [Member]
Derivatives, Fair Value [Line Items]
Amount Of Debt Hedged By Interest Rate Derivatives	$ 100.0
Interest Rate Contract [Member] | Derivatives Designated As Hedging Instruments [Member]
Derivatives, Fair Value [Line Items]
Derivative Liability, Fair Value, Gross Liability		0.0		0.0		(1.3)
Derivative Asset, Fair Value, Gross Asset		0.9		0.9		0.0
Derivative Liability, Notional Amount		0.0		0.0		200.0
Derivative Asset, Notional Amount		200.0		200.0		0.0
Foreign Exchange Contracts [Member] | Derivatives Not Designated As Hedging Instruments [Member]
Derivatives, Fair Value [Line Items]
Derivative Liability, Fair Value, Gross Liability		(2.5)		(2.5)		(1.4)
Derivative Asset, Fair Value, Gross Asset		1.4		1.4		1.5
Derivative Liability, Notional Amount		107.7		107.7		48.0
Derivative Asset, Notional Amount		104.5		104.5		36.2
Foreign Exchange Contracts [Member] | Derivatives Designated As Hedging Instruments [Member]
Derivatives, Fair Value [Line Items]
Derivative Liability, Fair Value, Gross Liability		(2.8)		(2.8)		(8.9)
Derivative Asset, Fair Value, Gross Asset		4.7		4.7		3.5
Derivative Liability, Notional Amount		63.7		63.7		103.3
Derivative Asset, Notional Amount		$ 92.3		$ 92.3		81.2
Derivatives Designated As Hedging Instruments [Member] | Interest Rate Contract [Member]
Derivatives, Fair Value [Line Items]
Notional Amount						$ 100.0