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Equity - Schedule of stock based compensation expense (Details) - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Share-based compensation expense
Pre-tax compensation expense	$ 37	$ 33	$ 29
Income tax benefit	(3)	(3)	(2)
Total share-based compensation expense, net of income taxes	$ 34	30	27
Share-based Payment Arrangement, Disclosure [Abstract]
Shares authorized under Stock Incentive Plan (in shares)	5.4
Shares available for future grants under Stock Incentive Plan (in shares)	5.1
Stock options
Share-based compensation expense
Pre-tax compensation expense	$ 5	4	4
Income tax benefit	0	0	0
Total share-based compensation expense, net of income taxes	5	4	4
RSUs | Employee
Share-based compensation expense
Pre-tax compensation expense	18	15	13
Income tax benefit	(2)	(2)	(1)
Total share-based compensation expense, net of income taxes	16	13	12
Performance shares and other share-based awards
Share-based compensation expense
Pre-tax compensation expense	14	14	12
Income tax benefit	(1)	(1)	(1)
Total share-based compensation expense, net of income taxes	$ 13	$ 13	$ 11

X

- Definition

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 14.F)
-Publisher FASB
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