Consolidated Statements of Shareholders' Equity - USD ($) shares in Thousands, $ in Millions	Total	Common Shares	Retained Earnings/(Accumulated Deficit)	Accumulated Other Comprehensive Loss	Noncontrolling Interests	Treasury Stock, Common
Increase (Decrease) in Shareholders' Equity
Common shares in treasury						35,000
Net Income (Loss) Attributable to Parent	$ 611		$ 611
Balance at beginning of period (in shares) at Jun. 30, 2020		327,000
Balance at beginning of period at Jun. 30, 2020	1,792	$ 2,789	1,170	$ (104)	$ 3
Treasury, balance at beginning of period at Jun. 30, 2020						$ (2,066)
Increase (Decrease) in Shareholders' Equity
Net earnings	612				1
Net Earnings Including Portion Attributable to Noncontrolling Interest Excluding Redeemable Noncontrolling Interest	612
Other comprehensive loss, net of tax	70			70
Shares Issued, Value, Share-based Payment Arrangement, after Forfeiture	97	$ 17				$ 80
Shares Issued, Shares, Share-based Payment Arrangement, after Forfeiture		0				3,000
Treasury shares acquired (in shares)						(3,700)
Share repurchase program activity	(200)					$ (200)
Dividends declared	(576)		(576)
Stockholders' Equity, Other Shares
Other	(1)				(1)
Balance at end of period (in shares) at Jun. 30, 2021		327,000
Balance at end of period at Jun. 30, 2021	1,794	$ 2,806	1,205	(34)	3
Treasury, balance at end of period at Jun. 30, 2021						$ (2,186)
Increase (Decrease) in Shareholders' Equity
Common shares in treasury						36,000
Net Income (Loss) Attributable to Parent	(933)
Net earnings	(932)				1
Other comprehensive loss, net of tax	(80)			(80)
Shares Issued, Value, Share-based Payment Arrangement, after Forfeiture	65	$ 7				$ 58
Shares Issued, Shares, Share-based Payment Arrangement, after Forfeiture		0				2,000
Treasury shares acquired (in shares)						(19,500)
Share repurchase program activity	(1,000)					$ (1,000)
Dividends declared	(552)		(552)
Stockholders' Equity, Other Shares
Other	$ 1				1
Balance at end of period (in shares) at Jun. 30, 2022	327,000	327,000
Balance at end of period at Jun. 30, 2022	$ (706)	$ 2,813	(280)	(114)	3
Treasury, balance at end of period at Jun. 30, 2022	$ (3,128)					$ (3,128)
Increase (Decrease) in Shareholders' Equity
Common shares in treasury	54,000					54,000
Net Income (Loss) Attributable to Parent	$ 261
Net earnings	262				1
Other comprehensive loss, net of tax	(37)			(37)
Shares Issued, Value, Share-based Payment Arrangement, after Forfeiture	55	$ (66)				$ 121
Shares Issued, Shares, Share-based Payment Arrangement, after Forfeiture		0				3,000
Treasury shares acquired (in shares)						(24,600)
Share repurchase program activity	(1,907)					$ (1,907)
Dividends declared	$ (515)		(515)
Balance at end of period (in shares) at Jun. 30, 2023	327,000	327,000
Balance at end of period at Jun. 30, 2023	$ (2,851)	$ 2,747	$ (534)	$ (151)	1
Treasury, balance at end of period at Jun. 30, 2023	(4,914)					$ (4,914)
Increase (Decrease) in Shareholders' Equity
Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests	$ (3)				$ (3)
Common shares in treasury	76,000					76,000