Receivables (Rollforward Of The Allowance For Doubtful Accounts For Notes Receivable) (Details) (USD $) In Millions, unless otherwise specified			9 Months Ended
	Mar. 31, 2012	Jun. 30, 2011	Mar. 31, 2012 Current [Member]	Mar. 31, 2012 Long-term [Member]
Financing Receivable, Recorded Investment [Line Items]
Beginning balance, current	$ 5.9	$ 5.7
Beginning balance, long-term	9.5	9.4
Incremental provision			1.2	1.5
Recoveries and others			(0.4)	(0.6)
Chargeoffs			(0.6)	(0.8)
Ending balance, current	5.9	5.7
Ending balance, long-term	$ 9.5	$ 9.4