CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Millions	3 Months Ended
	Sep. 30, 2021	Sep. 30, 2020
Statement of Comprehensive Income [Abstract]
Net income	$ 228.9	$ 227.3
Other comprehensive income (loss):
Foreign currency translation adjustment	(143.1)	(10.5)
Net unrealized derivative gain (loss) on cash flow hedges, net of taxes of $(1.6) and $(1.9) during the three months ended, respectively	4.4	5.7
Pension and other post-employment benefits adjustment, net of tax of $0.0 and $0.0 during the three months ended, respectively	0.5	(1.2)
Total other comprehensive loss, net of tax	(138.2)	(6.0)
Comprehensive income	90.7	221.3
Comprehensive income attributable to noncontrolling interests:
Net (loss) income	(0.5)	0.4
Foreign currency translation adjustment	(0.2)	(0.1)
Total comprehensive (loss) income attributable to noncontrolling interests	(0.7)	0.3
Comprehensive income attributable to redeemable noncontrolling interests:
Net income	3.4	5.5
Comprehensive income attributable to Coty Inc.	$ 88.0	$ 215.5