Other Income, Net (Summary Of Other Income, Net) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 31, 2012	Mar. 31, 2011	Mar. 31, 2012	Mar. 31, 2011
Other Income, Net [Abstract]
Unrealized gains (losses) on company owned life insurance contracts and investments held in rabbi trusts	$ 0.7	$ 0.3	$ 0.1	$ 2.1
Equity in earnings of unconsolidated subsidiaries	0.4	0.3	0.2	1.5
Continued Dumping and Subsidy Offset Act receipt			0.1	0.4
Interest income	0.2	0.3	0.8	0.8
Other income	0.4	0.2	0.2	0.9
Total other income, net	$ 1.7	$ 1.1	$ 1.4	$ 5.7