CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
Income Statement [Abstract]
Net revenues	$ 1,080.2	$ 1,112.3
Cost of sales	444.8	443.7
Gross profit	635.4	668.6
Selling, general and administrative expenses	478.9	484.3
Amortization expense	21.2	19.2
Restructuring costs	7.4	62.1
Acquisition-related costs	81.5	15.8
Asset impairment charges	0.0	5.5
Operating income	46.4	81.7
Interest expense, net	40.4	16.0
Other expense (income), net	1.3	(0.3)
Income before income taxes	4.7	66.0
Benefit for income taxes	(5.1)	(67.1)
Net income	9.8	133.1
Net income attributable to noncontrolling interests	8.2	4.4
Net income attributable to redeemable noncontrolling interests	1.6	3.0
Net income attributable to Coty Inc.	$ 0.0	$ 125.7
Net income attributable to Coty Inc. per common share:
Basic (in dollars per share)	$ 0.00	$ 0.35
Diluted (in dollars per share)	$ 0.00	$ 0.34
Weighted-average common shares outstanding:
Basic (in shares)	336.3	360.0
Diluted (in shares)	336.3	369.9
Cash dividend declared per common share	$ 0.275	$ 0.25