Capital Stock - Schedule of Cash Dividend Activity (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended						9 Months Ended
	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Sep. 30, 2024	Sep. 30, 2023
Class of Stock Disclosures [Abstract]
Cash Dividend per Share (in dollars per share)	$ 1.63	$ 1.63	$ 1.63	$ 1.48	$ 1.48	$ 1.48
Total	$ 378	$ 378	$ 379	$ 348	$ 350	$ 351	$ 1,135	$ 1,049