Goodwill and Intangible Assets, net - Intangible Assets Schedule (Details) - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
Finite And Indefinite Lived Intangible Asset By Major Class [Line Items]
Accumulated Amortization	$ 529	$ 484
Intangible assets, net	2,940	1,031
Intangible assets, net	2,411	547
Customer Contracts [Member]
Finite And Indefinite Lived Intangible Asset By Major Class [Line Items]
Gross Carrying Amount	2,241	721
Accumulated Amortization	520	477
Net Book Value	1,721	244
Other Intangible Assets [Member]
Finite And Indefinite Lived Intangible Asset By Major Class [Line Items]
Gross Carrying Amount	93	8
Accumulated Amortization	9	7
Net Book Value	84	1
Trade Names [Member]
Finite And Indefinite Lived Intangible Asset By Major Class [Line Items]
Gross Carrying Amount	606	302
Accumulated Amortization	0	0
Net Book Value	$ 606	$ 302