Stock-Based Compensation (Tables)

6 Months Ended

Dec. 31, 2015

Share-based Compensation, Allocation and Classification in Financial Statements [Abstract]

Classification Of Compensation Expense Within Consolidated Statements Of Income

(in millions)	Three Months Ended				Six Months Ended
	December 31, 2015		December 31, 2014		December 31, 2015		December 31, 2014
Direct costs	$	1.0	$	1.0	$	2.2	$	2.0
Selling, general and administrative	3.8		3.3		7.7		6.4
Total stock-based compensation	$	4.8	$	4.3	$	9.9	$	8.4