Regulatory Capital and Other Regulatory Matters (Details) $ in Millions	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)
Capital Requirements on Foreign Financial Institutions [Line Items]
Assets	$ 122,545	$ 113,786
Brazil
Capital Requirements on Foreign Financial Institutions [Line Items]
Capital ratio (as a percent)	0.365
International Regulated Bank And Finance Companies
Capital Requirements on Foreign Financial Institutions [Line Items]
Assets	$ 5,800	$ 5,100
Minimum | Brazil
Capital Requirements on Foreign Financial Institutions [Line Items]
Capital requirement (as a percent)	0.105