CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Mar. 31, 2023	Mar. 31, 2022
Income Statement [Abstract]
Net revenues	$ 1,288.9	$ 1,186.2	$ 4,202.5	$ 4,136.1
Cost of sales	478.1	423.1	1,504.7	1,489.0
Gross profit	810.8	763.1	2,697.8	2,647.1
Selling, general and administrative expenses	720.4	659.3	2,145.4	2,154.5
Amortization expense	48.2	50.2	143.1	158.6
Restructuring costs	(1.3)	(6.8)	(5.4)	1.5
Acquisition- and divestiture-related costs	0.0	3.3	0.0	14.2
Operating income	43.5	57.1	414.7	318.3
Interest expense, net	58.8	62.9	185.7	183.6
Other income, net	(156.9)	(60.6)	(397.0)	(572.9)
Income from continuing operations before income taxes	141.6	54.8	626.0	707.6
Provision for income taxes on continuing operations	29.8	0.5	138.3	164.5
Net income from continuing operations	111.8	54.3	487.7	543.1
Net income from discontinued operations	0.0	0.7	0.0	4.5
Net income	111.8	55.0	487.7	547.6
Net income (loss) attributable to noncontrolling interests	1.0	(0.9)	(0.4)	(2.3)
Net income attributable to redeemable noncontrolling interests	2.4	2.3	12.8	8.9
Net income attributable to Coty Inc.	108.4	53.6	475.3	541.0
Amounts attributable to Coty Inc.
Net income from continuing operations	108.4	52.9	475.3	536.5
Convertible Series B Preferred Stock dividends	(3.3)	(3.3)	(9.9)	(195.0)
Net income from continuing operations attributable to common stockholders	105.1	49.6	465.4	341.5
Net income from discontinued operations	0.0	0.7	0.0	4.5
Net income attributable to common stockholders	105.1	50.3	465.4	346.0
Net income attributable to common stockholders	$ 105.1	$ 50.3	$ 465.4	$ 346.0
Earnings per common share:
Earnings from continuing operations per common share - basic (in dollars per share)	$ 0.12	$ 0.06	$ 0.55	$ 0.42
Earnings from continuing operations per common share - diluted (in dollars per share)	0.12	0.06	0.54	0.42
Earnings per common share - basic (in dollars per share)	0.12	0.06	0.55	0.42
Earnings per common share - diluted (in dollars per share)	$ 0.12	$ 0.06	$ 0.54	$ 0.42
Weighted-average common shares outstanding:
Basic (in shares)	851.6	838.4	848.1	814.8
Diluted (in shares)	865.2	852.9	885.8	827.5