EQUITY - Class of Stock and Dividend Information (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions				3 Months Ended		9 Months Ended
	Feb. 05, 2020	Oct. 30, 2019	Aug. 16, 2019	Mar. 31, 2020	Mar. 31, 2019	Mar. 31, 2020	Mar. 31, 2019
Class of Stock
Cash dividends declared per common share (in dollars per share)				$ 0.48	$ 0.43	$ 1.39	$ 1.24
Conversion of Class B to Class A (in shares)						4.3
Common Class A and Common Class B
Class of Stock
Cash dividends declared per common share (in dollars per share)	$ 0.48	$ 0.48	$ 0.43
Common Class A
Class of Stock
Purchase of Class A Common Stock (in shares)						4.6
Purchase of Class A Common Stock (in dollars)						$ 883