CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Sep. 30, 2021	Sep. 30, 2020
Income Statement [Abstract]
Net revenues	$ 1,371.7	$ 1,124.1
Cost of sales	504.8	464.9
Gross profit	866.9	659.2
Selling, general and administrative expenses	776.3	583.4
Amortization expense	57.0	65.4
Restructuring costs	12.4	30.1
Acquisition- and divestiture-related costs	4.0	46.3
Operating income (loss)	17.2	(66.0)
Interest expense, net	59.8	62.1
Other income, net	(386.1)	(5.8)
Income (loss) from continuing operations before income taxes	343.5	(122.3)
Provision (benefit) for income taxes on continuing operations	114.6	(244.9)
Net income from continuing operations	228.9	122.6
Net income from discontinued operations	0.0	104.7
Net income	228.9	227.3
Net (loss) income attributable to noncontrolling interests	(0.5)	0.4
Net income attributable to redeemable noncontrolling interests	3.4	5.5
Net income attributable to Coty Inc.	226.0	221.4
Amounts attributable to Coty Inc.
Net income from continuing operations	226.0	116.7
Convertible Series B Preferred Stock dividends	(123.0)	(20.8)
Net income from continuing operations attributable to common stockholders	103.0	95.9
Net income from discontinued operations	0.0	104.7
Net income attributable to common stockholders	$ 103.0	$ 200.6
Earnings per common share:
Earnings from continuing operations per common share - basic (in dollars per share)	$ 0.13	$ 0.13
Earnings from continuing operations per common share - diluted (in dollars per share)	0.13	0.13
Earnings from discontinued operations - basic (in dollars per share)	0	0.13
Earnings from discontinued operations - diluted (in dollars per share)	0	0.11
Earnings per common share - basic (in dollars per share)	0.13	0.26
Earnings per common share - diluted (in dollars per share)	$ 0.13	$ 0.24
Weighted-average common shares outstanding:
Basic (in shares)	777.6	763.9
Diluted (in shares)	787.7	916.7