Aggregate dividends declared during the period for each share of common stock outstanding.

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Date the declared dividend will be paid, in CCYY-MM-DD format.

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The cash outflow to reacquire common stock during the period.

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Number of shares that have been repurchased and retired during the period.

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Subsequent Events (Narrative) (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions		1 Months Ended				12 Months Ended
	Jul. 01, 2021	Sep. 30, 2020	Aug. 31, 2020	Jan. 31, 2020	Nov. 30, 2019	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2019
Subsequent Event [Line Items]
Repurchase of common stock						$ 1,001	$ 600	$ 0
Class A Common Stock
Subsequent Event [Line Items]
Cash dividend per share						$ 0.46	$ 0.46	$ 0.23
Stock repurchase program, number of shares repurchased during the period		0.9	4.7	2.0	8.0
Class B Common Stock
Subsequent Event [Line Items]
Cash dividend per share						$ 0.46	$ 0.46	$ 0.23
Stock repurchase program, number of shares repurchased during the period		0.4	2.0
Subsequent Event
Subsequent Event [Line Items]
Stock repurchase program, number of shares repurchased during the period	1.4
Repurchase of common stock	$ 50
Subsequent Event \| Semi Annual Dividend \| Class A Common Stock
Subsequent Event [Line Items]
Cash dividend per share	$ 0.24
Dividend payable date	Sep. 29, 2021
Dividend record date	Sep. 01, 2021
Subsequent Event \| Semi Annual Dividend \| Class B Common Stock
Subsequent Event [Line Items]
Cash dividend per share	$ 0.24
Dividend payable date	Sep. 29, 2021
Dividend record date	Sep. 01, 2021