Pledged Assets Repurchase Agreements with Counterparties Greater than or Equal to 5% of Equity at Risk (Details) $ in Millions	Dec. 31, 2022 USD ($) days	Dec. 31, 2021 USD ($) days
Repurchase Agreements with Counterparties Greater than or equal to 5% of Equity at Risk [Line Items]
Securities Sold under Agreements to Repurchase | $	$ 36,262	$ 47,381
Weighted Average Days to Maturity | days	22	63
Risk Of Repurchase Agreement To Stockholders Equity	4.00%
FICC [Member]
Repurchase Agreements with Counterparties Greater than or equal to 5% of Equity at Risk [Line Items]
Risk Of Repurchase Agreement To Stockholders Equity	6.00%