Revenue Recognition - Opening and Closing Balances (Details) - USD ($) $ in Millions		Sep. 30, 2025	Dec. 31, 2024
Revenue from Contract with Customer [Abstract]
Receivables		$ 746	$ 682
Contract Assets(1)	[1]	$ 48	$ 43

[1] (1) Contract assets are included primarily within Prepaid expenses, deposits and other current assets in our consolidated balance sheets.