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Shareholders' Equity - Narrative (Details) - USD ($) $ in Millions		3 Months Ended						9 Months Ended
	Apr. 30, 2024	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023
Equity, Class of Treasury Stock [Line Items]
Common stock repurchased			$ 505	$ 504	$ 253	$ 252	$ 251
Capital Allocation Plan
Equity, Class of Treasury Stock [Line Items]
Value of stock authorized for repurchase	$ 3,000									$ 2,000
Increase in value of stock authorized for repurchase	$ 1,000
Remaining repurchase amount		$ 991						$ 991
Common stock repurchased (in shares)		0			2,300,000			1,200,000	8,500,000
Common stock repurchased					$ 253			$ 150	$ 756
Shares received, percentage of agreement cost		80.00%						80.00%

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Amount 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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