CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Sep. 30, 2024	Sep. 30, 2023
Income Statement [Abstract]
Net revenues	$ 1,671.5	$ 1,641.4
Cost of sales	576.9	599.5
Gross profit	1,094.6	1,041.9
Selling, general and administrative expenses	808.0	767.4
Amortization expense	48.1	48.6
Restructuring costs	0.7	28.4
Operating income	237.8	197.5
Interest expense, net	61.8	69.8
Other expense, net	43.3	76.6
Income before income taxes	132.7	51.1
Provision for income taxes	42.0	40.9
Net income	90.7	10.2
Net income attributable to noncontrolling interests	2.1	1.1
Net income attributable to redeemable noncontrolling interests	5.7	7.5
Net income attributable to Coty Inc.	82.9	1.6
Amounts attributable to Coty Inc.
Net income attributable to Coty Inc.	82.9	1.6
Convertible Series B Preferred Stock dividends	(3.3)	(3.3)
Net income (loss) attributable to common stockholders	79.6	(1.7)
Net income (loss) attributable to common stockholders	$ 79.6	$ (1.7)
Earnings per common share:
Earnings per common share - basic (in dollars per share)	$ 0.09	$ 0
Earnings per common share - diluted (in dollars per share)	$ 0.09	$ 0
Weighted-average common shares outstanding:
Basic (in shares)	867.9	854.3
Diluted (in shares)	875.3	854.3