RESTRUCTURING COSTS - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2014
Acquisition Integration Program
Restructuring Cost and Reserve [Line Items]
Restructuring expected cost					$ 67.0
Restructuring costs incurred					57.6
Restructuring reserve					43.4	$ 15.3
Payments					13.5
Acquisition Integration Program | Scenario, Forecast
Restructuring Cost and Reserve [Line Items]
Payments	$ 3.5	$ 0.8	$ 17.4	$ 21.7
Organizational Redesign
Restructuring Cost and Reserve [Line Items]
Restructuring reserve					34.5	32.1
Payments					31.8
Organizational Redesign | Minimum
Restructuring Cost and Reserve [Line Items]
Restructuring expected cost							$ 145.0
Organizational Redesign | Maximum
Restructuring Cost and Reserve [Line Items]
Restructuring expected cost							$ 180.0
Organizational Redesign | Scenario, Forecast
Restructuring Cost and Reserve [Line Items]
Payments			1.6	32.9
Organizational Redesign | Corporate
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred					106.1
Organizational Redesign | Corporate | Selling, general and administrative
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred					20.8
Organizational Redesign | Corporate | Cost of goods sold
Restructuring Cost and Reserve [Line Items]
Accelerated depreciation					1.2
Productivity Program
Restructuring Cost and Reserve [Line Items]
Restructuring reserve					6.2	$ 7.0
Payments					10.4
Productivity Program | Scenario, Forecast
Restructuring Cost and Reserve [Line Items]
Payments			$ 0.3	$ 5.9
Productivity Program | Corporate
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred					51.4
Productivity Program | Corporate | Selling, general and administrative
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred					$ 12.8