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Shareholders' Equity - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Nov. 01, 2017	Oct. 31, 2017	Aug. 31, 2015	Dec. 31, 2012
Equity [Abstract]
Dividends declared per share (in dollars per share)	$ 3.20	$ 3.12	$ 3.04
Dividends payable	$ 206	$ 201	$ 82
Dividend per share declared (in dollars per share)	$ 0.81	$ 0.79	$ 0.77
Shares authorized under repurchase program							$ 250
Additional authorized amount				$ 250		$ 250
Remaining authorized amended repurchase amount					$ 56
Remaining authorized repurchase amount				$ 300

X

- Definition

Stock Repurchase Program, Additional Authorized Amount

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- Definition

Stock Repurchase Program, Remaining Authorized Amended Repurchase Amount

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- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-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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- Definition

The per share amount of a dividend declared, but not paid, as of the financial reporting date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
-URI https://asc.fasb.org/extlink&oid=126999549&loc=d3e4304-108586

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- Definition

Carrying value as of the balance sheet date of dividends declared but unpaid on equity securities issued by the entity and outstanding. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.20)
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- Definition

Amount of stock repurchase plan authorized.

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- Definition

Amount remaining of a stock repurchase plan authorized.

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