EMPLOYEE BENEFIT PLANS - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2021	Dec. 31, 2020
Defined Benefit Plan Disclosure [Line Items]
Curtailment gain	$ 0.2	$ 0.0	$ 0.2	$ 5.3
Settlement loss recognized	1.3	0.0	2.0	0.0
Net periodic benefit cost	4.4	5.6	8.5	7.7
Discontinued Operations
Defined Benefit Plan Disclosure [Line Items]
Net periodic benefit cost		2.5		6.2
International | Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Curtailment gain	0.2	0.0	0.2	5.3
Settlement loss recognized	1.3	0.0	2.0	0.0
Net periodic benefit cost	3.8	5.4	7.3	7.3
Transformation Plan | International | Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Curtailment gain	0.2	$ 0.0	0.2	$ 5.3
Settlement loss recognized	$ 1.3		2.0
Settlement loss related to restructuring activities			$ 0.6