Divestiture (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Mar. 31, 2013	Mar. 31, 2012	Jun. 30, 2012
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Disposal Date			Dec. 17, 2012
Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax [Abstract]
Revenues		$ 12.2	$ 23.7	$ 36.1
Earnings from discontinued operations before income taxes		3.5	8.0	10.6
Provision for income taxes		1.3	3.0	3.9
Net earnings from discontinued operations before gain on disposal of discontinued operations		2.2	5.0	6.7
Gain on disposal of discontinued operations, less costs to sell		0	58.8	0
Provision of income taxes		0	22.1	0
Net gain on disposal of discontinued operations		0	36.7	0
Net earnings from discontinued operations	0	2.2	41.7	6.7
Assets of Disposal Group, Including Discontinued Operation [Abstract]
Accounts receivable, net					7.6
Goodwill					93.3
Intangible assets, net					22.9
Other assets					1.2
Total assets					125.0
Liabilities of Disposal Group, Including Discontinued Operation [Abstract]
Accounts payable					0.4
Accrued expenses and other current liabilities					0.1
Accrued payroll and payroll related expenses					2.3
Deferred Revenues					22.7
Deferred Income Taxes					3.5
Total liabilities					$ 29.0