Condensed Consolidated Statements Of Income - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Income Statement [Abstract]
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax	$ (15.0)	$ (38.2)
Revenues [Abstract]
Service revenue	512.1	491.7
Reimbursement revenue	73.1	82.0
Total revenue	585.2	573.7
Costs and Expenses [Abstract]
Direct costs	343.2	318.8
Reimbursable out-of-pocket expenses	73.1	82.0
Selling, general and administrative	94.9	99.0
Depreciation	18.0	16.9
Amortization of Intangible Assets	5.7	3.5
Restructuring charge (benefit)	14.8	(0.1)
Total costs and expenses	549.7	520.1
Income from operations	35.5	53.6
Interest Income (Expense), Net	(1.6)	(1.7)
Miscellaneous income (expense)	1.8	3.3
Total other income (expense)	0.2	1.6
Income before income taxes	35.7	55.2
Provision for income taxes	10.8	18.1
Net income	$ 24.9	$ 37.1
Earnings per common share
Basic	$ 0.45	$ 0.68
Diluted	$ 0.45	$ 0.67
Shares used in computing earnings per common share
Basic	55.0	54.7
Diluted	55.9	55.8