Goodwill and Intangible Assets, Net - Schedule of Intangible Assets (Details) - USD ($) $ in Millions	Jun. 30, 2025	Dec. 31, 2024
Intangible assets:
Intangible assets, acquired cost	$ 97	$ 91
Less: accumulated amortization	(65)	(57)
Intangible assets, net	32	34
Goodwill	2	0
Customer relationships
Intangible assets:
Intangible assets, acquired cost	50	50
Developed technology
Intangible assets:
Intangible assets, acquired cost	41	41
Franchise rights
Intangible assets:
Intangible assets, acquired cost	$ 6	$ 0

Amount, after accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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+ Details