Segment Information Capital Expenditures (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2016
Segment Reporting Information [Line Items]
Capital expenditures	$ 176.5	$ 139.8	$ 139.6
Softgel Technologies [Member]
Segment Reporting Information [Line Items]
Capital expenditures	41.3	27.6	20.6
Biologics and Specialty Drug Delivery [Member]
Segment Reporting Information [Line Items]
Capital expenditures	55.2	40.8	52.8
Oral Drug Delivery [Member]
Segment Reporting Information [Line Items]
Capital expenditures	40.2	42.7	39.6
Clinical Supply Services [Member]
Segment Reporting Information [Line Items]
Capital expenditures	11.5	7.2	5.1
Corporate [Member]
Segment Reporting Information [Line Items]
Capital expenditures	$ 28.3	$ 21.5	$ 21.5