Stock And Employee Benefit Plans (Tables)

12 Months Ended

Jun. 30, 2017

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

Schedule Of Weighted Average Assumptions

	Fiscal Years
	2017		2016		2015
Dividend yield	0.0	%	0.0	%	0.0	%
Expected volatility	29.7	%	34.2	%	36.2	%
Risk-free interest rate	0.9	%	1.6	%	1.7	%
Expected term (in years)	5.0		5.0		5.0

Schedule Of Recognized Stock-Based Compensation Expense

	Fiscal Years
(dollars in millions)	2017		2016		2015
Direct costs related	$	4.7	$	4.7	$	4.4
Selling, general and administrative related	17.4		15.4		13.5
Total stock-based compensation	$	22.1	$	20.1	$	17.9

Schedule Of Information Related To Stock Option Activity

	Fiscal Years
(dollars in millions, except per share data)	2017	2016	2015
Weighted-average fair value of options granted per share	$20.12	$22.18	$20.16
Intrinsic value of options exercised	$30.3	$20.9	$33.8

Schedule Of Stock Option Activity

	Number of Options		Weighted-Average Exercise Price		Weighted- Average Remaining Contractual Life in Years	Aggregate Intrinsic Value (in Millions)
Balance at June 30, 2016	3,332,803		$	48.58	5.6	$	52.2
Granted	166,525		$	68.73
Exercised	(892,122	)	$	36.79
Canceled	(231,848	)	$	60.01
Balance at June 30, 2017	2,375,358		$	53.31	5.1	$	79.8
Exercisable at June 30, 2017	1,111,925		$	42.87	4.1	$	49.0
Expected to vest at June 30, 2017	1,260,308		$	62.49	6.0	$	30.8

Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity [Table Text Block]

	Shares		Weighted-Average Grant- Date Fair Value
Unvested Balance at June 30, 2016	286,637		$	58.58
Granted	400,564		$	65.70
Vested	(113,156	)	$	51.95
Forfeited	(28,990	)	$	62.96
Unvested Balance at June 30, 2017	545,055		$	64.95

Schedule Of Purchases Under The 2000 Purchase Plan

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