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Related Parties - Other transactions (Details) - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023
Related Party Transaction [Line Items]
Purchase of common stock	$ 720	$ 47	$ 1,401	$ 249
Employee Benefit Programs
Related Party Transaction [Line Items]
Due to related party	$ 1		$ 1		$ 32
Related Party
Related Party Transaction [Line Items]
Shares repurchased (in shares)			8.0
Purchase of common stock			$ 200