DEBT - Schedule of Fair Value of Debt (Details) - USD ($) $ in Millions	Dec. 31, 2021	Jun. 30, 2021
Carrying Amount | Secured Debt
Debt Instrument [Line Items]
Fair value of debt	$ 2,192.7	$ 1,733.3
Carrying Amount | Unsecured Debt
Debt Instrument [Line Items]
Fair value of debt	1,455.9	1,502.3
Fair Value | Secured Debt
Debt Instrument [Line Items]
Fair value of debt	2,251.0	1,749.1
Fair Value | Unsecured Debt
Debt Instrument [Line Items]
Fair value of debt	1,480.6	1,500.5
2018 Coty Credit Agreement | Carrying Amount
Debt Instrument [Line Items]
Fair value of debt	1,328.9	2,245.7
2018 Coty Credit Agreement | Fair Value
Debt Instrument [Line Items]
Fair value of debt	$ 1,309.3	$ 2,188.5