FAIR VALUE MEASUREMENTS - Estimated Fair Values of Financial Instruments (Details) - USD ($) $ in Millions	3 Months Ended			9 Months Ended
	Mar. 31, 2020	Dec. 31, 2019	Mar. 31, 2019	Mar. 31, 2020	Mar. 31, 2019	Jun. 30, 2019
Derivatives
Derivative asset	$ 86			$ 86		$ 30
Derivative liability	(45)			(45)		(32)
Impairment charges of certain non financial assets measured at fair value on a nonrecurring basis
Goodwill impairment	275	$ 511	$ 48	786	$ 68
Goodwill, fair value	103			103
Trademarks
Impairment charges of certain non financial assets measured at fair value on a nonrecurring basis
Other intangible assets, net (trademark)	58	$ 266		324
Other intangible assets, net (trademark), fair value	417			417
Level 3 | Non recurring basis
Impairment charges of certain non financial assets measured at fair value on a nonrecurring basis
Goodwill impairment				786	68
Long-lived assets				13
Total				1,123	90
Level 3 | Non recurring basis | Trademarks
Impairment charges of certain non financial assets measured at fair value on a nonrecurring basis
Other intangible assets, net (trademark)				324	22
Carrying Amount
Nonderivatives
Cash and cash equivalents	4,876			4,876		2,987
Current and long-term debt	6,201			6,201		3,412
Additional purchase price payable	0			0		3
Contingent consideration	27			27		36
Carrying Amount | Foreign currency forward contracts
Derivatives
Derivative asset	28			28		21
Carrying Amount | Interest rate-related derivatives
Derivatives
Derivative asset	13			13
Derivative liability						(23)
Fair Value
Nonderivatives
Cash and cash equivalents	4,876			4,876		2,987
Current and long-term debt	6,454			6,454		3,706
Additional purchase price payable	0			0		3
Contingent consideration	27			27		36
Fair Value | Level 3 | Non recurring basis
Impairment charges of certain non financial assets measured at fair value on a nonrecurring basis
Goodwill, fair value	103		72	103	72
Long-lived assets	11			11
Total	531		127	531	127
Fair Value | Level 3 | Non recurring basis | Trademarks
Impairment charges of certain non financial assets measured at fair value on a nonrecurring basis
Other intangible assets, net (trademark), fair value	417		$ 55	417	$ 55
Fair Value | Foreign currency forward contracts
Derivatives
Derivative asset	28			28		21
Fair Value | Interest rate-related derivatives
Derivatives
Derivative asset	$ 13			$ 13
Derivative liability						$ (23)