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Shareholders' Equity - Shares Repurchased and Reissued (Details) - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024	Apr. 22, 2025	Jul. 24, 2023
Equity, Class of Treasury Stock [Line Items]
Repurchase of common shares	$ 744	$ 706
Stock repurchase program, authorized amount				$ 3,500
Remaining balance under stock repurchase program	$ 271
Reissuance of treasury stock (in shares)	0.6	0.7
Subsequent event
Equity, Class of Treasury Stock [Line Items]
Stock repurchase program, authorized amount			$ 4,500
Common Stock Repurchases
Equity, Class of Treasury Stock [Line Items]
Repurchase of common shares (in shares)	1.2	1.2
Repurchase of common shares	$ 617	$ 507
Restricted Stock Units Repurchases
Equity, Class of Treasury Stock [Line Items]
Repurchase of common shares (in shares)	0.2	0.3
Repurchase of common shares	$ 122	$ 99
Option Repurchases
Equity, Class of Treasury Stock [Line Items]
Repurchase of common shares (in shares)	0.1	0.2
Repurchase of common shares	$ 28	$ 99

X

- Definition

Amount authorized for purchase of share under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership.

+ References

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-Topic 505
-SubTopic 30
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-Section 50
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-URI https://asc.fasb.org/1943274/2147481520/505-30-50-4

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Number of treasury shares or units reissued. Excludes reissuance of shares or units in treasury for award under share-based payment arrangement.

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Amount remaining authorized for purchase of share under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership.

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

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Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.

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