STOCKHOLDERS' EQUITY (Share Repurchase Programs) (Details) - USD ($) shares in Thousands, $ in Millions	3 Months Ended		9 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Mar. 31, 2021	Mar. 31, 2020
Share Repurchase Programs [Line Items]
Value of shares repurchased	$ 305	$ 30	$ 605	$ 219
Shares repurchased (in shares)	1,648	184	3,072	1,424
$2 Billion Open-Market Purchase Program [Member]
Share Repurchase Programs [Line Items]
Value of shares repurchased	$ 200	$ 0	$ 200	$ 85
Shares repurchased (in shares)	1,088	0	1,088	577
Evergreen Program [Member]
Share Repurchase Programs [Line Items]
Value of shares repurchased	$ 105	$ 30	$ 405	$ 134
Shares repurchased (in shares)	560	184	1,984	847