Goodwill - Carrying Amount of Goodwill (Detail) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
Goodwill [Roll Forward]
Beginning balance	$ 996.5	$ 1,061.5
Goodwill, Acquired During Period (Impairment Loss)	54.1	0.0
Foreign currency translation adjustments	(6.5)	(65.0)
Ending balance	1,044.1	996.5
Softgel Technologies [Member]
Goodwill [Roll Forward]
Beginning balance	405.9	411.2
Goodwill, Acquired During Period (Impairment Loss)	5.8	0.0
Foreign currency translation adjustments	3.5	(5.3)
Ending balance	415.2	405.9
Drug Delivery Solutions [Member]
Goodwill [Roll Forward]
Beginning balance	435.1	471.5
Goodwill, Acquired During Period (Impairment Loss)	48.3	0.0
Foreign currency translation adjustments	(6.2)	(36.4)
Ending balance	477.2	435.1
Clinical Supply Services [Member]
Goodwill [Roll Forward]
Beginning balance	155.5	178.8
Goodwill, Acquired During Period (Impairment Loss)	0.0	0.0
Foreign currency translation adjustments	(3.8)	(23.3)
Ending balance	$ 151.7	$ 155.5