Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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- Definition

The cash outflow to reacquire common stock during the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3291-108585

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Balance Type:	credit
Period Type:	duration

- Definition

Total cost of shares repurchased divided by the total number of shares repurchased.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 30
-Section 45
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=6405813&loc=d3e23239-112655

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- Definition

Number of shares that have been repurchased during the period and are being held in treasury.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 2
-URI https://asc.fasb.org/extlink&oid=126973232&loc=d3e21463-112644

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI https://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(29))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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Shareholders' Equity (Narrative) (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions					3 Months Ended						4 Months Ended	6 Months Ended
	Jan. 13, 2023	Dec. 23, 2022	Jan. 31, 2022	Oct. 04, 2021	Jan. 13, 2023	Dec. 31, 2022	Sep. 30, 2022	Dec. 31, 2021	Oct. 04, 2021	Sep. 30, 2021	Jan. 31, 2022	Dec. 31, 2022	Dec. 23, 2022	Dec. 31, 2021
Class of Stock [Line Items]
Purchase of treasury shares												$ 1,250		$ 800
$250 million share repurchase program [Member]
Class of Stock [Line Items]
Purchase of treasury shares						$ 250
$1 billion share repurchase program
Class of Stock [Line Items]
Purchase of treasury shares							$ 1,000
$300 million share repurchase program
Class of Stock [Line Items]
Purchase of treasury shares								$ 300
$500 million share repurchase program [Domain]
Class of Stock [Line Items]
Purchase of treasury shares										$ 500
Treasury Shares
Class of Stock [Line Items]
Purchase of treasury shares												$ 1,300		$ 800
Treasury Stock, Shares, Acquired						(4.0)		(7.0)				(16.0)		(15.0)
Treasury Shares \| $250 million share repurchase program [Member]
Class of Stock [Line Items]
Treasury Stock, Shares, Acquired						(2.6)
Treasury shares acquired, average price per share (in usd per share)						$ 76.58
Treasury Shares \| $1 billion share repurchase program
Class of Stock [Line Items]
Treasury Stock, Shares, Acquired		(1.6)					(12.0)
Treasury shares acquired, average price per share (in usd per share)							$ 66.74						$ 73.36
Treasury Shares \| $300 million share repurchase program
Class of Stock [Line Items]
Treasury Stock, Shares, Acquired			(1.3)					(4.8)
Treasury shares acquired, average price per share (in usd per share)								$ 50.30			$ 49.39
Treasury Shares \| $500 million share repurchase program [Domain]
Class of Stock [Line Items]
Treasury Stock, Shares, Acquired				(2.0)						(7.8)
Treasury shares acquired, average price per share (in usd per share)									$ 51.10	$ 51.53
Treasury Shares \| Subsequent Event \| $250 million share repurchase program [Member]
Class of Stock [Line Items]
Treasury Stock, Shares, Acquired	(0.6)
Treasury shares acquired, average price per share (in usd per share)					$ 77.50