Receivables (Rollforward Of The Allowance For Doubtful Accounts For Notes Receivable) (Details) (USD $) In Millions, unless otherwise specified			9 Months Ended
	Mar. 31, 2013	Jun. 30, 2012	Mar. 31, 2013 Current [Member]	Mar. 31, 2013 Long-term [Member]
Financing Receivable, Recorded Investment [Line Items]
Beginning balance, current	$ 6.1	$ 5.4
Beginning balance, long-term	10.3	8.8
Incremental provision			1.2	2.0
Recoveries and others			0	0.2
Chargeoffs			(0.5)	(0.7)
Ending balance, current	6.1	5.4
Ending balance, long-term	$ 10.3	$ 8.8