Intangible Assets, Goodwill and Other (Details) $ in Millions	3 Months Ended
	Mar. 31, 2026 USD ($)
Intangible Asset, Finite-Lived [Line Items]
Internal-Use Software, net of accumulated amortization	$ 823
Internal-Use Software Accumulated Amortization	908
Internal-Use Software, Amortization Expense	$ 35
Minimum | Software, Internally Developed and Purchased
Intangible Asset, Finite-Lived [Line Items]
Intangible Asset, Finite-Lived, Useful Life	9 years
Maximum | Software, Internally Developed and Purchased
Intangible Asset, Finite-Lived [Line Items]
Intangible Asset, Finite-Lived, Useful Life	15 years