Derivatives and Hedging Activities (Details 2) (USD $) In Millions, unless otherwise specified	3 Months Ended			3 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Jun. 30, 2013	Sep. 30, 2013 Cash flow hedges	Sep. 30, 2012 Cash flow hedges	Sep. 30, 2013 Cash flow hedges Commodity contracts	Sep. 30, 2012 Cash flow hedges Commodity contracts	Sep. 30, 2013 Cash flow hedges Commodity contracts Cost of Sales	Sep. 30, 2012 Cash flow hedges Commodity contracts Cost of Sales	Sep. 30, 2013 Cash flow hedges Foreign exchange contracts	Sep. 30, 2012 Cash flow hedges Foreign exchange contracts	Sep. 30, 2013 Cash flow hedges Foreign exchange contracts Net Sales	Sep. 30, 2012 Cash flow hedges Foreign exchange contracts Net Sales	Sep. 30, 2012 Cash flow hedges Forward interest rate swaps	Mar. 31, 2012 Cash flow hedges Forward interest rate swaps	Sep. 30, 2013 Cash flow hedges Forward interest rate swaps Interest expense
Gains (losses) related to cash flow hedges
Amount of (Loss) Gain Recognized in AOCI on Derivatives (Effective Portion)				$ 1.9	$ 22.2	$ 1.4	$ 24.0			$ 0.5	$ (0.1)			$ (1.7)	$ 2.7
Amount of (Loss) Gain Reclassified from AOCI into Income (Effective Portion)				(7.7)	(9.1)			(7.7)	(9.2)			(0.1)	0.1			0.1
Net derivative losses included in AOCI expected to be reclassified into earnings	15.9
Ineffectiveness during the period	0	0
Changes in AOCI associated with derivative hedging activities
Balance, beginning				(41.5)	(32.8)
Current period changes in fair value, net of tax				(1.2)	14.0
Reclassification to earnings, net of tax				4.8	5.7
Balance, ending				(37.9)	(13.1)
Cash collateral held by counterparties	$ 0		$ 0