EMPLOYEE BENEFIT PLANS - Pension Plans with Accumulated Benefit Obligations in Excess of Plan Assets (Details) - Pension Plans - USD ($) $ in Millions	Jun. 30, 2021	Jun. 30, 2020
United States
Pension plans with accumulated benefit obligations in excess of plan assets
Projected benefit obligation	$ 18.9	$ 18.5
Accumulated benefit obligation	18.9	18.5
Fair value of plan assets	0.0	0.0
Pension plans with projected benefit obligations in excess of plan assets
Projected benefit obligation	18.9	18.5
Accumulated benefit obligation	18.9	18.5
Fair value of plan assets	0.0	0.0
International
Pension plans with accumulated benefit obligations in excess of plan assets
Projected benefit obligation	493.4	730.7
Accumulated benefit obligation	479.3	694.9
Fair value of plan assets	138.0	254.4
Pension plans with projected benefit obligations in excess of plan assets
Projected benefit obligation	501.1	739.1
Accumulated benefit obligation	498.4	712.1
Fair value of plan assets	$ 144.7	$ 261.0

Amount of accumulated benefit obligation for defined benefit pension plan with projected benefit obligation in excess of plan assets.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
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-Section 50
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Amount of accumulated benefit obligation for defined benefit plan with accumulated benefit obligation in excess of plan assets.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-Name Accounting Standards Codification
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-Publisher FASB
-Name Accounting Standards Codification
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