Pay vs Performance Disclosure - USD ($) $ in Millions	3 Months Ended	9 Months Ended	12 Months Ended
Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Pay vs Performance Disclosure
Shareholders' net income	$ 1,289	$ 1,603	$ 5,131	$ 5,029	$ 5,894	$ 6,158	$ 4,572

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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+ Details