Debt Securities - Held-to-Maturity (Details) - USD ($) $ in Millions		Dec. 31, 2025	Dec. 31, 2024
Cash Equivalents [Member] | Time Deposits and Money Market Funds [Member]
Schedule of Held-to-maturity Securities [Line Items]
Held-to-maturity securities	[1]	$ 3,431	$ 2,179
Marketable Securities [Member] | Bank Time Deposits
Schedule of Held-to-maturity Securities [Line Items]
Held-to-maturity securities	[2]	$ 1	$ 8

[1] Maturity at time of purchase was three months or less.

[2] Maturity at time of purchase was more than three months to less than one year.