STOCK PROGRAMS - Summary of Stock Option Programs (Details) $ / shares in Units, $ in Millions	12 Months Ended
	Jun. 30, 2021 USD ($) $ / shares shares
Company Stock Option Plan
Shares
Outstanding at the beginning of the year (in shares) | shares	8,645,000
Grant at fair value (in shares) | shares	1,542,000
Exercised (in shares) | shares	(2,459,000)
Expired (in shares) | shares	(11,100)
Forfeited (in shares) | shares	(101,700)
Outstanding at the end of the period (in shares) | shares	7,615,200
Vested and expected to vest (in shares) | shares	7,547,900
Exercisable (in shares) | shares	4,953,300
Weighted-Average Exercise Price Per Share
Outstanding at the beginning of the year (in dollars per share) | $ / shares	$ 108.30
Weighted-average grant date fair value (in dollars per share) | $ / shares	218.95
Exercise price (in dollars per share) | $ / shares	87.50
Expired (in dollars per share) | $ / shares	130.55
Forfeited (in dollars per share) | $ / shares	192.96
Outstanding at the end of the period (in dollars per share) | $ / shares	136.24
Vested and expected to vest Weighted-Average Exercise Price (in dollars per share) | $ / shares	135.58
Exercisable Weighted-Average Exercise Price (in dollars per share) | $ / shares	$ 102.02
Additional General Disclosures
Outstanding Aggregate Intrinsic Value (in dollars) | $	$ 1,385
Outstanding, Weighted-Average Contractual Life Remaining	6 years
Vested and expected to vest, Aggregate Intrinsic Value (in dollars) | $	$ 1,377
Vested and expected to vest, Weighted-Average Contractual Life Remaining	6 years
Exercisable, Aggregate Intrinsic Value (in dollars) | $	$ 1,070
Exercisable, Weighted-Average Contractual Life Remaining	5 years
DECIEM 2021 Stock Option Plan
Shares
Outstanding at the beginning of the year (in shares) | shares	0
Grant at fair value (in shares) | shares	94,100,000
Exercised (in shares) | shares	0
Expired (in shares) | shares	0
Forfeited (in shares) | shares	0
Outstanding at the end of the period (in shares) | shares	94,100,000
Vested and expected to vest (in shares) | shares	91,000,000.0
Exercisable (in shares) | shares	0
Weighted-Average Exercise Price Per Share
Outstanding at the beginning of the year (in dollars per share) | $ / shares	$ 0
Weighted-average grant date fair value (in dollars per share) | $ / shares	52.76
Exercise price (in dollars per share) | $ / shares
Expired (in dollars per share) | $ / shares
Forfeited (in dollars per share) | $ / shares
Outstanding at the end of the period (in dollars per share) | $ / shares	52.76
Vested and expected to vest Weighted-Average Exercise Price (in dollars per share) | $ / shares	54.54
Exercisable Weighted-Average Exercise Price (in dollars per share) | $ / shares	$ 0
Additional General Disclosures
Outstanding Aggregate Intrinsic Value (in dollars) | $	$ 145
Outstanding, Weighted-Average Contractual Life Remaining	2 years 10 months 24 days
Vested and expected to vest, Aggregate Intrinsic Value (in dollars) | $	$ 140
Vested and expected to vest, Weighted-Average Contractual Life Remaining	2 years 10 months 24 days
Exercisable, Aggregate Intrinsic Value (in dollars) | $	$ 0
Exercisable, Weighted-Average Contractual Life Remaining	0 years