Segment Information (Service Revenue, Direct Costs And Gross Profit On Service Revenue Of Reportable Segment) (Details) - USD ($) $ in Millions	3 Months Ended
Sep. 30, 2016	Sep. 30, 2015
Segment Reporting Information [Line Items]
Service revenue	$ 496.7	$ 512.1
Direct costs	327.7	343.2
Gross profit	169.0	168.9
CRS [Member]
Segment Reporting Information [Line Items]
Service revenue	376.3	410.2
Direct costs	262.1	287.5
Gross profit	114.2	122.7
PC [Member]
Segment Reporting Information [Line Items]
Service revenue	55.0	39.3
Direct costs	30.4	20.2
Gross profit	24.6	19.1
PI [Member]
Segment Reporting Information [Line Items]
Service revenue	65.4	62.6
Direct costs	35.2	35.5
Gross profit	$ 30.2	$ 27.1

The aggregate direct operating costs incurred during the reporting period.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.2)
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

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- Definition

Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1,2)
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

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Aggregate revenue during the period from services rendered in the normal course of business, after deducting allowances and discounts.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1(d))
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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