Income Taxes - Schedule of Loss Before Provision for Income Taxes (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Income Tax Disclosure [Abstract]
Domestic	$ (353)	$ (283)	$ (301)
Foreign	0	1	0
Loss before income taxes	$ (353)	$ (282)	$ (301)