GOODWILL AND OTHER INTANGIBLE ASSETS, NET - Schedule of Intangible Assets Subject to Amortization (Details) - USD ($) $ in Millions	Mar. 31, 2022	Jun. 30, 2021
Finite-Lived Intangible Assets [Line Items]
Cost	$ 5,196.6	$ 5,416.4
Accumulated Amortization	(2,024.4)	(1,946.5)
Accumulated Impairment	(25.6)	(25.6)
Net	3,146.6	3,444.3
License agreements and collaboration agreements
Finite-Lived Intangible Assets [Line Items]
Cost	4,023.0	4,192.9
Accumulated Amortization	(1,306.3)	(1,229.1)
Accumulated Impairment	(19.6)	(19.6)
Net	2,697.1	2,944.2
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Cost	760.3	803.1
Accumulated Amortization	(477.6)	(486.3)
Accumulated Impairment	(5.5)	(5.5)
Net	277.2	311.3
Trademarks
Finite-Lived Intangible Assets [Line Items]
Cost	325.4	330.2
Accumulated Amortization	(176.6)	(168.7)
Accumulated Impairment	(0.5)	(0.5)
Net	148.3	161.0
Product formulations and technology
Finite-Lived Intangible Assets [Line Items]
Cost	87.9	90.2
Accumulated Amortization	(63.9)	(62.4)
Accumulated Impairment	0.0	0.0
Net	$ 24.0	$ 27.8