Segment Information Selected Statement of Income Narrative (Details) - USD ($) $ in Millions	3 Months Ended				9 Months Ended
	Sep. 30, 2022		Sep. 30, 2021		Sep. 30, 2022		Sep. 30, 2021
Segment Reporting Information [Line Items]
Revenue	$ 2,002		$ 1,990		$ 6,040		$ 5,809
International | Operating Segments
Segment Reporting Information [Line Items]
Revenue	889	[1]	904	[1]	2,780	[2]	2,750	[2]
International | Operating Segments | Euro Member Countries, Euro
Segment Reporting Information [Line Items]
Revenue	$ 183		$ 204		$ 590		$ 605

[1] Revenue denominated in euros was $183 million and $204 million for the three months ended September 30, 2022 and 2021, respectively.

[2] Revenue denominated in euros was $590 million and $605 million for the nine months ended September 30, 2022 and 2021, respectively.