Fair Value Measurement - Level 3 Inputs (Details) $ in Millions | Jun. 30, 2023 USD ($) $ / shares $ / bbl $ / MMBTU | Mar. 31, 2023 USD ($) | Dec. 31, 2022 USD ($) | Jun. 30, 2022 USD ($) | Mar. 31, 2022 USD ($) | Dec. 31, 2021 USD ($) |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Loans | $ 38,789 | | $ 42,079 | | | |
MSRs | 8,229 | $ 7,755 | 7,973 | $ 7,439 | $ 7,294 | $ 5,494 |
Equity securities for which quoted prices are not readily available | $ 4,673 | | 4,100 | $ 4,196 | | |
Assumed par value for price input (in dollars per share) | $ / shares | $ 100 | | | | | |
Level 3 | Interest rate volatility | Option pricing | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Long-term debt, short-term borrowings, and deposits, measurement inputs | 0.0026 | | | | | |
Level 3 | Interest rate volatility | Option pricing | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Long-term debt, short-term borrowings, and deposits, measurement inputs | 0.0674 | | | | | |
Level 3 | Interest rate volatility | Option pricing | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Long-term debt, short-term borrowings, and deposits, measurement inputs | 0.0131 | | | | | |
Level 3 | Bermudan switch value | Option pricing | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Long-term debt, short-term borrowings, and deposits, measurement inputs | 0 | | | | | |
Level 3 | Bermudan switch value | Option pricing | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Long-term debt, short-term borrowings, and deposits, measurement inputs | 0.58 | | | | | |
Level 3 | Bermudan switch value | Option pricing | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Long-term debt, short-term borrowings, and deposits, measurement inputs | 0.20 | | | | | |
Level 3 | Interest rate correlation | Option pricing | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Long-term debt, short-term borrowings, and deposits, measurement inputs | (0.82) | | | | | |
Level 3 | Interest rate correlation | Option pricing | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Long-term debt, short-term borrowings, and deposits, measurement inputs | 0.90 | | | | | |
Level 3 | Interest rate correlation | Option pricing | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Long-term debt, short-term borrowings, and deposits, measurement inputs | 0.15 | | | | | |
Level 3 | IR-FX correlation | Option pricing | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Long-term debt, short-term borrowings, and deposits, measurement inputs | (0.35) | | | | | |
Level 3 | IR-FX correlation | Option pricing | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Long-term debt, short-term borrowings, and deposits, measurement inputs | 0.60 | | | | | |
Level 3 | IR-FX correlation | Option pricing | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Long-term debt, short-term borrowings, and deposits, measurement inputs | 0.05 | | | | | |
Level 3 | Credit correlation | Discounted cash flows | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Long-term debt, short-term borrowings, and deposits, measurement inputs | 0.35 | | | | | |
Level 3 | Credit correlation | Discounted cash flows | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Long-term debt, short-term borrowings, and deposits, measurement inputs | 0.65 | | | | | |
Level 3 | Credit correlation | Discounted cash flows | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Long-term debt, short-term borrowings, and deposits, measurement inputs | 0.48 | | | | | |
Level 3 | Equity correlation | Option pricing | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Long-term debt, short-term borrowings, and deposits, measurement inputs | 0.15 | | | | | |
Level 3 | Equity correlation | Option pricing | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Long-term debt, short-term borrowings, and deposits, measurement inputs | 1 | | | | | |
Level 3 | Equity correlation | Option pricing | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Long-term debt, short-term borrowings, and deposits, measurement inputs | 0.58 | | | | | |
Level 3 | Equity-FX correlation | Option pricing | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Long-term debt, short-term borrowings, and deposits, measurement inputs | (0.86) | | | | | |
Level 3 | Equity-FX correlation | Option pricing | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Long-term debt, short-term borrowings, and deposits, measurement inputs | 0.60 | | | | | |
Level 3 | Equity-FX correlation | Option pricing | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Long-term debt, short-term borrowings, and deposits, measurement inputs | (0.29) | | | | | |
Level 3 | Equity-IR correlation | Option pricing | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Long-term debt, short-term borrowings, and deposits, measurement inputs | 0.10 | | | | | |
Level 3 | Equity-IR correlation | Option pricing | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Long-term debt, short-term borrowings, and deposits, measurement inputs | 0.35 | | | | | |
Level 3 | Equity-IR correlation | Option pricing | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Long-term debt, short-term borrowings, and deposits, measurement inputs | 0.21 | | | | | |
Level 3 | Residential mortgage-backed securities and loans | Yield | Discounted cash flows | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Debt securities and loans, measurement input | 0.06 | | | | | |
Level 3 | Residential mortgage-backed securities and loans | Yield | Discounted cash flows | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Debt securities and loans, measurement input | 0.40 | | | | | |
Level 3 | Residential mortgage-backed securities and loans | Yield | Discounted cash flows | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Debt securities and loans, measurement input | 0.07 | | | | | |
Level 3 | Residential mortgage-backed securities and loans | Prepayment speed | Discounted cash flows | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Debt securities and loans, measurement input | 0.03 | | | | | |
Level 3 | Residential mortgage-backed securities and loans | Prepayment speed | Discounted cash flows | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Debt securities and loans, measurement input | 0.11 | | | | | |
Level 3 | Residential mortgage-backed securities and loans | Prepayment speed | Discounted cash flows | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Debt securities and loans, measurement input | 0.08 | | | | | |
Level 3 | Residential mortgage-backed securities and loans | Conditional default rate | Discounted cash flows | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Debt securities and loans, measurement input | 0 | | | | | |
Level 3 | Residential mortgage-backed securities and loans | Conditional default rate | Discounted cash flows | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Debt securities and loans, measurement input | 0.05 | | | | | |
Level 3 | Residential mortgage-backed securities and loans | Conditional default rate | Discounted cash flows | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Debt securities and loans, measurement input | 0 | | | | | |
Level 3 | Residential mortgage-backed securities and loans | Loss severity | Discounted cash flows | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Debt securities and loans, measurement input | 0 | | | | | |
Level 3 | Residential mortgage-backed securities and loans | Loss severity | Discounted cash flows | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Debt securities and loans, measurement input | 1.10 | | | | | |
Level 3 | Residential mortgage-backed securities and loans | Loss severity | Discounted cash flows | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Debt securities and loans, measurement input | 0.03 | | | | | |
Level 3 | Commercial mortgage-backed securities and loans | Price | Market comparables | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Debt securities and loans, measurement input | $ / shares | 0 | | | | | |
Level 3 | Commercial mortgage-backed securities and loans | Price | Market comparables | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Debt securities and loans, measurement input | $ / shares | 101 | | | | | |
Level 3 | Commercial mortgage-backed securities and loans | Price | Market comparables | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Debt securities and loans, measurement input | $ / shares | 84 | | | | | |
Level 3 | Corporate debt securities | Price | Market comparables | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Debt securities, trading, measurement input | $ / shares | 0 | | | | | |
Level 3 | Corporate debt securities | Price | Market comparables | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Debt securities, trading, measurement input | $ / shares | 242 | | | | | |
Level 3 | Corporate debt securities | Price | Market comparables | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Debt securities, trading, measurement input | $ / shares | 95 | | | | | |
Level 3 | Loans | Price | Market comparables | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Loans, measurement input | $ / shares | 0 | | | | | |
Level 3 | Loans | Price | Market comparables | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Loans, measurement input | $ / shares | 108 | | | | | |
Level 3 | Loans | Price | Market comparables | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Loans, measurement input | $ / shares | 78 | | | | | |
Level 3 | Non-U.S. government debt | Price | Market comparables | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Debt securities, trading, measurement input | $ / shares | 6 | | | | | |
Level 3 | Non-U.S. government debt | Price | Market comparables | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Debt securities, trading, measurement input | $ / shares | 106 | | | | | |
Level 3 | Non-U.S. government debt | Price | Market comparables | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Debt securities, trading, measurement input | $ / shares | 91 | | | | | |
Level 3 | Net interest rate derivatives | Prepayment speed | Discounted cash flows | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0 | | | | | |
Level 3 | Net interest rate derivatives | Prepayment speed | Discounted cash flows | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.15 | | | | | |
Level 3 | Net interest rate derivatives | Prepayment speed | Discounted cash flows | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.05 | | | | | |
Level 3 | Net interest rate derivatives | Interest rate volatility | Option pricing | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.0026 | | | | | |
Level 3 | Net interest rate derivatives | Interest rate volatility | Option pricing | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.0674 | | | | | |
Level 3 | Net interest rate derivatives | Interest rate volatility | Option pricing | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.0131 | | | | | |
Level 3 | Net interest rate derivatives | Interest rate spread volatility | Option pricing | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.0037 | | | | | |
Level 3 | Net interest rate derivatives | Interest rate spread volatility | Option pricing | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.0077 | | | | | |
Level 3 | Net interest rate derivatives | Interest rate spread volatility | Option pricing | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.0064 | | | | | |
Level 3 | Net interest rate derivatives | Bermudan switch value | Option pricing | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0 | | | | | |
Level 3 | Net interest rate derivatives | Bermudan switch value | Option pricing | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.58 | | | | | |
Level 3 | Net interest rate derivatives | Bermudan switch value | Option pricing | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.20 | | | | | |
Level 3 | Net interest rate derivatives | Interest rate correlation | Option pricing | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | (0.82) | | | | | |
Level 3 | Net interest rate derivatives | Interest rate correlation | Option pricing | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.90 | | | | | |
Level 3 | Net interest rate derivatives | Interest rate correlation | Option pricing | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.15 | | | | | |
Level 3 | Net interest rate derivatives | IR-FX correlation | Option pricing | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | (0.35) | | | | | |
Level 3 | Net interest rate derivatives | IR-FX correlation | Option pricing | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.60 | | | | | |
Level 3 | Net interest rate derivatives | IR-FX correlation | Option pricing | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.05 | | | | | |
Level 3 | Net credit derivatives | Price | Market comparables | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | $ / shares | 15 | | | | | |
Level 3 | Net credit derivatives | Price | Market comparables | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | $ / shares | 115 | | | | | |
Level 3 | Net credit derivatives | Price | Market comparables | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | $ / shares | 83 | | | | | |
Level 3 | Net credit derivatives | Credit correlation | Discounted cash flows | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.35 | | | | | |
Level 3 | Net credit derivatives | Credit correlation | Discounted cash flows | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.65 | | | | | |
Level 3 | Net credit derivatives | Credit correlation | Discounted cash flows | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.48 | | | | | |
Level 3 | Net credit derivatives | Credit spread | Discounted cash flows | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0 | | | | | |
Level 3 | Net credit derivatives | Credit spread | Discounted cash flows | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 1.1279 | | | | | |
Level 3 | Net credit derivatives | Credit spread | Discounted cash flows | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.0342 | | | | | |
Level 3 | Net credit derivatives | Recovery rate | Discounted cash flows | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.10 | | | | | |
Level 3 | Net credit derivatives | Recovery rate | Discounted cash flows | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.90 | | | | | |
Level 3 | Net credit derivatives | Recovery rate | Discounted cash flows | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.40 | | | | | |
Level 3 | Net foreign exchange derivatives | Prepayment speed | Discounted cash flows | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.11 | | | | | |
Level 3 | Net foreign exchange derivatives | Prepayment speed | Discounted cash flows | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.11 | | | | | |
Level 3 | Net foreign exchange derivatives | Prepayment speed | Discounted cash flows | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.11 | | | | | |
Level 3 | Net foreign exchange derivatives | IR-FX correlation | Option pricing | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | (0.40) | | | | | |
Level 3 | Net foreign exchange derivatives | IR-FX correlation | Option pricing | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.60 | | | | | |
Level 3 | Net foreign exchange derivatives | IR-FX correlation | Option pricing | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.19 | | | | | |
Level 3 | Net foreign exchange derivatives | Interest rate curve | Discounted cash flows | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0 | | | | | |
Level 3 | Net foreign exchange derivatives | Interest rate curve | Discounted cash flows | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.30 | | | | | |
Level 3 | Net foreign exchange derivatives | Interest rate curve | Discounted cash flows | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.06 | | | | | |
Level 3 | Net equity derivatives | Forward equity price | Option pricing | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.84 | | | | | |
Level 3 | Net equity derivatives | Forward equity price | Option pricing | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 1.42 | | | | | |
Level 3 | Net equity derivatives | Forward equity price | Option pricing | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 1.01 | | | | | |
Level 3 | Net equity derivatives | Equity volatility | Option pricing | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.03 | | | | | |
Level 3 | Net equity derivatives | Equity volatility | Option pricing | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 1.67 | | | | | |
Level 3 | Net equity derivatives | Equity volatility | Option pricing | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.32 | | | | | |
Level 3 | Net equity derivatives | Equity correlation | Option pricing | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.15 | | | | | |
Level 3 | Net equity derivatives | Equity correlation | Option pricing | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 1 | | | | | |
Level 3 | Net equity derivatives | Equity correlation | Option pricing | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.58 | | | | | |
Level 3 | Net equity derivatives | Equity-FX correlation | Option pricing | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | (0.86) | | | | | |
Level 3 | Net equity derivatives | Equity-FX correlation | Option pricing | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.60 | | | | | |
Level 3 | Net equity derivatives | Equity-FX correlation | Option pricing | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | (0.29) | | | | | |
Level 3 | Net equity derivatives | Equity-IR correlation | Option pricing | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.10 | | | | | |
Level 3 | Net equity derivatives | Equity-IR correlation | Option pricing | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.35 | | | | | |
Level 3 | Net equity derivatives | Equity-IR correlation | Option pricing | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.21 | | | | | |
Level 3 | Net commodity derivatives | Oil commodity forward | Option pricing | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | $ / bbl | 95 | | | | | |
Level 3 | Net commodity derivatives | Oil commodity forward | Option pricing | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | $ / bbl | 249 | | | | | |
Level 3 | Net commodity derivatives | Oil commodity forward | Option pricing | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | $ / bbl | 172 | | | | | |
Level 3 | Net commodity derivatives | Natural gas commodity forward | Option pricing | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | $ / MMBTU | 1 | | | | | |
Level 3 | Net commodity derivatives | Natural gas commodity forward | Option pricing | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | $ / MMBTU | 7 | | | | | |
Level 3 | Net commodity derivatives | Natural gas commodity forward | Option pricing | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | $ / MMBTU | 4 | | | | | |
Level 3 | Net commodity derivatives | Commodity volatility | Option pricing | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.05 | | | | | |
Level 3 | Net commodity derivatives | Commodity volatility | Option pricing | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 1.75 | | | | | |
Level 3 | Net commodity derivatives | Commodity volatility | Option pricing | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.90 | | | | | |
Level 3 | Net commodity derivatives | Commodity correlation | Option pricing | Minimum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | (0.28) | | | | | |
Level 3 | Net commodity derivatives | Commodity correlation | Option pricing | Maximum | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.80 | | | | | |
Level 3 | Net commodity derivatives | Commodity correlation | Option pricing | Average | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability), measurement inputs | 0.26 | | | | | |
Recurring | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Loans | $ 38,789 | | 42,079 | | | |
MSRs | 8,229 | | 7,973 | | | |
Long-term debt, short-term borrowings, and deposits | 548,634 | | 453,711 | | | |
Recurring | Level 3 | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Loans | 3,808 | | 1,418 | | | |
MSRs | 8,229 | | 7,973 | | | |
Long-term debt, short-term borrowings, and deposits | 42,340 | | $ 37,801 | | | |
Other level 3 asset and liabilities, net | 1,056 | | | | | |
Equity securities for which quoted prices are not readily available | 843 | | | | | |
Recurring | Level 3 | Discounted cash flows | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
MSRs | 8,229 | | | | | |
Long-term debt, short-term borrowings, and deposits | 1,376 | | | | | |
Recurring | Level 3 | Option pricing | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Long-term debt, short-term borrowings, and deposits | 27,806 | | | | | |
Recurring | Level 3 | Residential mortgage-backed securities and loans | Discounted cash flows | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Debt securities and loans | 1,641 | | | | | |
Recurring | Level 3 | Commercial mortgage-backed securities and loans | Market comparables | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Debt securities and loans | 2,318 | | | | | |
Recurring | Level 3 | Corporate debt securities | Market comparables | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Debt securities, trading | 789 | | | | | |
Recurring | Level 3 | Loans | Market comparables | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Loans | 1,671 | | | | | |
Recurring | Level 3 | Trading loans | Market comparables | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Loans | 1,000 | | | | | |
Recurring | Level 3 | Trading loans | Market comparables | Commercial mortgage-backed securities | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Debt securities and loans | 72 | | | | | |
Recurring | Level 3 | Nontrading loans | Discounted cash flows | Residential mortgage-backed securities | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Debt securities and loans | 930 | | | | | |
Recurring | Level 3 | Nontrading loans | Market comparables | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Loans | 638 | | | | | |
Recurring | Level 3 | Nontrading loans | Market comparables | Commercial mortgage-backed securities | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Debt securities and loans | 2,200 | | | | | |
Recurring | Level 3 | Non-U.S. government debt | Market comparables | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Debt securities, trading | 199 | | | | | |
Recurring | Level 3 | Net interest rate derivatives | Discounted cash flows | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability) | (17) | | | | | |
Recurring | Level 3 | Net interest rate derivatives | Option pricing | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability) | (1,105) | | | | | |
Recurring | Level 3 | Net credit derivatives | Discounted cash flows | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability) | 673 | | | | | |
Recurring | Level 3 | Net credit derivatives | Market comparables | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability) | 16 | | | | | |
Recurring | Level 3 | Net foreign exchange derivatives | Discounted cash flows | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability) | (72) | | | | | |
Recurring | Level 3 | Net foreign exchange derivatives | Option pricing | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability) | 461 | | | | | |
Recurring | Level 3 | Net equity derivatives | Option pricing | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability) | (1,881) | | | | | |
Recurring | Level 3 | Net commodity derivatives | Option pricing | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Net derivative asset (liability) | (353) | | | | | |
Recurring | Level 3 | Mortgage-backed securities, U.S. GSEs and government agencies | Discounted cash flows | Residential mortgage-backed securities | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Debt securities and loans | 706 | | | | | |
Recurring | Level 3 | Residential mortgage-backed securities | Discounted cash flows | Residential mortgage-backed securities | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Debt securities and loans | 5 | | | | | |
Recurring | Level 3 | Commercial mortgage-backed securities | Market comparables | Commercial mortgage-backed securities | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Debt securities and loans | 6 | | | | | |
Recurring | Level 3 | Other assets | | | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | | | |
Equity securities for which quoted prices are not readily available | $ 213 | | | | | |