Consolidated Statements of Operations - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2016	Dec. 31, 2015
Income Statement [Abstract]
Net revenue	$ 483.7	$ 454.9	$ 925.9	$ 877.9
Cost of sales	335.8	302.8	653.9	604.3
Gross margin	147.9	152.1	272.0	273.6
Selling, general and administrative expenses	96.2	93.0	194.4	175.2
Asset Impairment Charges And Gain Loss On Sale Of Assets	0.5	(0.1)	0.5	1.1
Restructuring, Settlement and Impairment Provisions	3.3	0.6	4.4	1.6
Operating earnings	47.9	58.6	72.7	95.7
Interest expense, net	22.8	22.3	44.9	45.0
Nonoperating Income (Expense)	1.8	3.5	3.9	2.9
Earnings from continuing operations before income taxes	26.9	39.8	31.7	53.6
Income tax expense/(benefit)	9.5	9.2	9.7	11.2
Earnings from continuing operations	17.4	30.6	22.0	42.4
Net earnings	17.4	30.6	22.0	42.4
Less: Net (loss) attributable to noncontrolling interest, net of tax	0.0	(0.1)	0.0	(0.3)
Net earnings attributable to Catalent	$ 17.4	$ 30.7	$ 22.0	$ 42.7
Earnings Per Share, Basic	$ 0.14	$ 0.25	$ 0.18	$ 0.34
Earnings Per Share, Diluted	$ 0.14	$ 0.24	$ 0.17	$ 0.34