Income Taxes (Narrative) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2009
Effective income tax rate	36.30%	34.20%	35.50%
Earnings attributable to foreign subsidiaries	$ 73.5	$ 94.2	$ 67.3
Foreign net operating loss carryforwards	22.7
Deferred tax asset valuation allowances	12.1	15.9
Increase in the liability for unrecognized tax benefits	(3.7)
Increase in reserve for unrecognized tax benefit	4.6	4.4
Unrecognized tax benefit that would affect the effective tax rate	19.3
Expected Unrecognized Tax Benefit Decrease	4.9
Recognized interest and penalties related to uncertain tax positions	0.8	0.8
U.S. Federal [Member]
U.S. federal net operating loss carryforwards	63.5
Expiration year of operating loss carryforwards	2020 through 2029
Foreign [Member]
Earnings attributable to foreign subsidiaries	230.8
Foreign net operating loss carryforwards subject to expiration	0.3
Foreign net operating loss carryforwards not subject to expiration	$ 22.4
Expiration year of operating loss carryforwards	2012 through 2018