CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Millions	3 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Statement of Comprehensive Income [Abstract]
Net income from continuing operations	$ 227.3	$ 56.3
Other comprehensive (loss) income:
Foreign currency translation adjustment	(10.5)	(122.6)
Net unrealized derivative gain (loss) on cash flow hedges, net of taxes of $(1.9) and $0.2 during the three months ended, respectively	5.7	(1.2)
Pension and other post-employment benefits adjustment, net of tax of $0.0 and $0.0 during the three months ended, respectively	(1.2)	(0.8)
Total other comprehensive loss, net of tax	(6.0)	(124.6)
Comprehensive income (loss)	221.3	(68.3)
Comprehensive income attributable to noncontrolling interests:
Net income	0.4	2.8
Foreign currency translation adjustment	(0.1)	0.0
Total comprehensive income attributable to noncontrolling interests	0.3	2.8
Comprehensive income attributable to redeemable noncontrolling interests:
Net income	5.5	1.2
Comprehensive income (loss) attributable to Coty Inc.	$ 215.5	$ (72.3)