Property, Plant, and Equipment (Details) - USD ($) $ in Millions	Jun. 30, 2026	Dec. 31, 2025
Property, Plant, and Equipment [Line Items]
Property, Plant, and Equipment, before Accumulated Depreciation, Depletion, and Amortization	$ 282	$ 227
Property, Plant, and Equipment, Accumulated Depreciation, Depletion, and Amortization	134	123
Property and equipment, net	148	104
Land
Property, Plant, and Equipment [Line Items]
Property, Plant, and Equipment, before Accumulated Depreciation, Depletion, and Amortization	18	7
Building
Property, Plant, and Equipment [Line Items]
Property, Plant, and Equipment, before Accumulated Depreciation, Depletion, and Amortization	52	26
Building Improvements
Property, Plant, and Equipment [Line Items]
Property, Plant, and Equipment, before Accumulated Depreciation, Depletion, and Amortization	2	2
Leaseholds and Leasehold Improvements
Property, Plant, and Equipment [Line Items]
Property, Plant, and Equipment, before Accumulated Depreciation, Depletion, and Amortization	2	2
Computer Equipment
Property, Plant, and Equipment [Line Items]
Property, Plant, and Equipment, before Accumulated Depreciation, Depletion, and Amortization	174	166
Furniture and Fixtures
Property, Plant, and Equipment [Line Items]
Property, Plant, and Equipment, before Accumulated Depreciation, Depletion, and Amortization	11	9
Construction in Progress
Property, Plant, and Equipment [Line Items]
Property, Plant, and Equipment, before Accumulated Depreciation, Depletion, and Amortization	$ 23	$ 15