Discontinued Operations (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]
Revenues	$ 12.9	$ 11.6
Earnings from discontinued operations before income taxes	4.5	3.6
Provision for income taxes	1.7	1.3
Net earnings from discontinued operations	2.8	2.3
Disposal Group, Including Discontinued Operation, Balance Sheet Disclosures [Abstract]
Accounts receivable, net	8.7	7.6
Goodwill	93.3	93.3
Intangible assets, net	22.0	22.9
Other assets	1.7	1.2
Total assets	125.7	125.0
Accounts payable	0.2	0.4
Accrued expenses and other liabilities	2.1	0.1
Accrued payroll and payroll related expenses	1.4	2.3
Deferred revenues	22.6	22.7
Deferred income taxes	3.4	3.5
Total liabilities	$ 29.7	$ 29.0