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Segment and Related Information - Schedule Of Comparison Of Balance Sheet Assets By Operating Segment (Detail) - USD ($) $ in Millions	Jun. 30, 2016	Jun. 30, 2015
Segment Reporting Information [Line Items]
Net equipment, leasehold improvements and property	$ 58.3	$ 67.2
Total assets by segment	880.5	766.2
Operating Segments
Segment Reporting Information [Line Items]
Total assets by segment	641.6	580.8
Diagnostics
Segment Reporting Information [Line Items]
Net equipment, leasehold improvements and property	26.3	34.5
Total assets by segment	512.4	450.6
Other
Segment Reporting Information [Line Items]
Net equipment, leasehold improvements and property	32.0	32.7
Total assets by segment	$ 129.2	$ 130.2

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- Definition

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 210
-Section S99
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+ References

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