RESTRUCTURING COSTS - Narrative (Details) - USD ($) $ in Millions		3 Months Ended		6 Months Ended		12 Months Ended
	Jul. 01, 2019	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2020	Dec. 31, 2019	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2020
Turnaround Plan
Restructuring Cost and Reserve [Line Items]
Restructuring and related activities, plan term	4 years
Transformation Plan
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred to date		$ 250.3		$ 250.3
Additional restructuring charges				80.0
Restructuring reserve		195.6		195.6					$ 132.6
Payments for restructuring				40.4
Transformation Plan | Forecast
Restructuring Cost and Reserve [Line Items]
Payments for restructuring						$ 16.0	$ 111.4	$ 68.2
Other Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Restructuring reserve		7.8		7.8					$ 14.5
Restructuring income (expense)		$ (2.9)	$ (3.1)	$ (4.0)	$ (5.9)
Other Restructuring Plan | Forecast
Restructuring Cost and Reserve [Line Items]
Payments for restructuring							$ 1.3	$ 6.5