Other Charge (Details) (USD $) In Millions, unless otherwise specified	Jun. 30, 2010	Jun. 30, 2009
Other Expense Disclosure, Nonoperating [Abstract]
Reserves for bankruptcy protection filed by client		$ 15.0
Reserves for bad debt expense		12.3
Anticipated wind-down costs and related expenses		2.7
Investment reserves to reflect lower-than-anticipated close-out costs	$ 1.1