Segment Information - Total Assets for Each Segment and Reconciling in Consolidated Financial Statements (Detail) - USD ($) $ in Millions	Dec. 31, 2015	Jun. 30, 2015
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	$ 3,035.2	$ 3,145.4
Oral Technologies [Member]
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	2,422.5	2,477.3
Medication Delivery Solutions [Member]
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	249.3	247.8
Development and Clinical Services [Member]
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	729.3	703.2
Corporate and Eliminations [Member]
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	$ (365.9)	$ (282.9)