Accrued Liabilities (Schedule Of Accrued Liabilities) (Details) (USD $) In Millions, unless otherwise specified	Mar. 31, 2012	Jun. 30, 2011
Accrued Liabilities [Abstract]
Accrued pension liabilities	$ 68.6	$ 30.7
Accrued compensation	43.8	41.2
Derivative financial instruments	24.3	7.7
Accrued postretirement benefits	18.3	15.2
Other	53.8	30.1
Total accrued liabilities	$ 208.8	$ 124.9