Condensed Consolidated Statement of Shareholders' Equity - USD ($) shares in Thousands, $ in Millions	Total	Common Stock	Retained Earnings	Treasury Shares	AOCI Attributable to Parent	Noncontrolling Interest
Balance at beginning of period (in shares) at Jun. 30, 2018		327,000
Balance at beginning of period at Jun. 30, 2018	$ (6,059)	$ (2,730)	$ (4,645)		$ 92	$ 0
Treasury, balance at beginning of period (in shares) at Jun. 30, 2018				(18,000)
Treasury, balance at beginning of period at Jun. 30, 2018				$ (1,224)
Statement of Stockholders' Equity
Net Earnings/(Loss)	593		593
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	594
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent	(4)				(4)
Employee stock plans activity, net of shares withheld for employee taxes	(6)	(20)		$ (26)
Treasury Stock, Shares, Acquired				(9,500)
Payments for Repurchase of Common Stock	600	$ 120		$ 480
Dividends	143		143
Stockholders' Equity, Other	2		(2)
Balance at end of period (in shares) at Sep. 30, 2018		327,000
Balance at end of period at Sep. 30, 2018	$ (5,913)	$ (2,590)	(5,097)		96	0
Treasury, balance at end of period (in shares) at Sep. 30, 2018				(27,000)
Treasury, balance at end of period at Sep. 30, 2018				$ (1,678)
Balance at beginning of period (in shares) at Jun. 30, 2019	327,000	327,000
Balance at beginning of period at Jun. 30, 2019	$ (6,330)	$ (2,763)	(5,434)		79	(2)
Treasury, balance at beginning of period (in shares) at Jun. 30, 2019	(28,000)			(28,000)
Treasury, balance at beginning of period at Jun. 30, 2019	$ (1,790)			$ (1,790)
Statement of Stockholders' Equity
Net Earnings/(Loss)	(4,922)
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	(4,921)					1
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent	(22)				(22)
Employee stock plans activity, net of shares withheld for employee taxes	(7)	(24)		$ (31)
Treasury Stock, Shares, Acquired				(6,400)
Payments for Repurchase of Common Stock	350	$ 70		$ 280
Dividends	$ 141		141
Balance at end of period (in shares) at Sep. 30, 2019	327,000	327,000
Balance at end of period at Sep. 30, 2019	$ (903)	$ (2,669)	$ (371)		$ 101	$ (3)
Treasury, balance at end of period (in shares) at Sep. 30, 2019	(34,000)			(34,000)
Treasury, balance at end of period at Sep. 30, 2019	$ (2,039)			$ (2,039)