Fair Value Measurement - Level 3 Inputs (Details) $ in Millions | Mar. 31, 2024 USD ($) $ / shares $ / bbl $ / MMBTU | Dec. 31, 2023 USD ($) | Mar. 31, 2023 USD ($) | Dec. 31, 2022 USD ($) |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | |
Loans | $ 39,046 | $ 38,851 | | |
MSRs | 8,605 | 8,522 | $ 7,755 | $ 7,973 |
Equity securities for which quoted prices are not readily available | $ 4,467 | 4,500 | $ 3,910 | |
Assumed par value for price input (in dollars per share) | $ / shares | $ 100 | | | |
Level 3 | Yield | 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 | 0.05 | | | |
Level 3 | Yield | 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 | 0.20 | | | |
Level 3 | Yield | 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 | 0.12 | | | |
Level 3 | Loss severity | 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 | | | |
Level 3 | Loss severity | 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 | 1 | | | |
Level 3 | Loss severity | 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 | 0.50 | | | |
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 | 0.0025 | | | |
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 | 0.0420 | | | |
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 | 0.0116 | | | |
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 | 0.52 | | | |
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 | 0.19 | | | |
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 | 0.04 | | | |
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 | 0.24 | | | |
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 | 0.68 | | | |
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 | 0.46 | | | |
Level 3 | Credit spread | 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 | 0.0001 | | | |
Level 3 | Credit spread | 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 | 0.2501 | | | |
Level 3 | Credit spread | 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 | 0.0080 | | | |
Level 3 | Recovery rate | 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 | 0.20 | | | |
Level 3 | Recovery rate | 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 | 0.60 | | | |
Level 3 | Recovery rate | 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 | 0.39 | | | |
Level 3 | Equity 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 | 0.01 | | | |
Level 3 | Equity 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 | 1.34 | | | |
Level 3 | Equity 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 | 0.26 | | | |
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 | 0.01 | | | |
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 | 0.57 | | | |
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 | (0.88) | | | |
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 | 0.65 | | | |
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 | (0.31) | | | |
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 | (0.40) | | | |
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 | 0.25 | | | |
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 | 0.03 | | | |
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 | | | |
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 | 0.68 | | | |
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 | 0.12 | | | |
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 | 0.09 | | | |
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 | 0.06 | | | |
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 (in USD/share) | 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 (in USD/share) | Market comparables | Maximum | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | |
Debt securities and loans, measurement input | $ / shares | 90 | | | |
Level 3 | Commercial mortgage-backed securities and loans | Price (in USD/share) | Market comparables | Average | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | |
Debt securities and loans, measurement input | $ / shares | 80 | | | |
Level 3 | Corporate debt securities | Price (in USD/share) | 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 (in USD/share) | Market comparables | Maximum | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | |
Debt securities, trading, measurement input | $ / shares | 243 | | | |
Level 3 | Corporate debt securities | Price (in USD/share) | Market comparables | Average | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | |
Debt securities, trading, measurement input | $ / shares | 100 | | | |
Level 3 | Loans | Price (in USD/share) | 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 (in USD/share) | Market comparables | Maximum | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | |
Loans, measurement input | $ / shares | 111 | | | |
Level 3 | Loans | Price (in USD/share) | Market comparables | Average | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | |
Loans, measurement input | $ / shares | 80 | | | |
Level 3 | Non-U.S. government debt | Price (in USD/share) | Market comparables | Minimum | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | |
Debt securities, trading, measurement input | $ / shares | 2 | | | |
Level 3 | Non-U.S. government debt | Price (in USD/share) | Market comparables | Maximum | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | |
Debt securities, trading, measurement input | $ / shares | 108 | | | |
Level 3 | Non-U.S. government debt | Price (in USD/share) | Market comparables | Average | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | |
Debt securities, trading, measurement input | $ / shares | 92 | | | |
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 | 0.20 | | | |
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 | 0.06 | | | |
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 | 0.0025 | | | |
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 | 0.0420 | | | |
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 | 0.0116 | | | |
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 | 0.52 | | | |
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 | 0.19 | | | |
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 | 0.04 | | | |
Level 3 | Net credit derivatives | Price (in USD/share) | Market comparables | Minimum | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | |
Net derivative asset (liability), measurement inputs | $ / shares | 0 | | | |
Level 3 | Net credit derivatives | Price (in USD/share) | 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 (in USD/share) | Market comparables | Average | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | |
Net derivative asset (liability), measurement inputs | $ / shares | 72 | | | |
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 | 0.24 | | | |
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 | 0.68 | | | |
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 | 0.46 | | | |
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 | 0.2999 | | | |
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 | 0.0263 | | | |
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 | 0.49 | | | |
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 | 0.22 | | | |
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 | 0.02 | | | |
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 | 0.17 | | | |
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 | 0.07 | | | |
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 | 0.76 | | | |
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 | 1.52 | | | |
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 | 0.04 | | | |
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 | 1.37 | | | |
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 | 0.01 | | | |
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 | 0.57 | | | |
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 | (0.88) | | | |
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 | 0.65 | | | |
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 | (0.31) | | | |
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 | (0.40) | | | |
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 | 0.25 | | | |
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 | 0.03 | | | |
Level 3 | Net commodity derivatives | Oil commodity forward (in USD/ BBL) | Option pricing | Minimum | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | |
Net derivative asset (liability), measurement inputs | $ / bbl | 91 | | | |
Level 3 | Net commodity derivatives | Oil commodity forward (in USD/ BBL) | Option pricing | Maximum | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | |
Net derivative asset (liability), measurement inputs | $ / bbl | 277 | | | |
Level 3 | Net commodity derivatives | Oil commodity forward (in USD/ BBL) | Option pricing | Average | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | |
Net derivative asset (liability), measurement inputs | $ / bbl | 184 | | | |
Level 3 | Net commodity derivatives | Natural gas commodity forward (in USD/ MMBTU) | Option pricing | Minimum | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | |
Net derivative asset (liability), measurement inputs | $ / MMBTU | 0 | | | |
Level 3 | Net commodity derivatives | Natural gas commodity forward (in USD/ MMBTU) | Option pricing | Maximum | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | |
Net derivative asset (liability), measurement inputs | $ / MMBTU | 9 | | | |
Level 3 | Net commodity derivatives | Natural gas commodity forward (in USD/ MMBTU) | Option pricing | Average | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | |
Net derivative asset (liability), measurement inputs | $ / MMBTU | 5 | | | |
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 | 0.15 | | | |
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 | 0.24 | | | |
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 | 0.19 | | | |
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 | (0.35) | | | |
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 | 0.96 | | | |
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 | 0.31 | | | |
Recurring | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | |
Loans | $ 39,046 | 38,851 | | |
MSRs | 8,605 | 8,522 | | |
Long-term debt, short-term borrowings, and deposits | 697,963 | 541,419 | | |
Recurring | Level 3 | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | |
Loans | 2,901 | 3,079 | | |
MSRs | 8,605 | 8,522 | | |
Long-term debt, short-term borrowings, and deposits | 45,280 | $ 42,182 | | |
Other level 3 asset and liabilities, net | 1,059 | | | |
Equity securities for which quoted prices are not readily available | 783 | | | |
Recurring | Level 3 | Discounted cash flows | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | |
MSRs | 8,605 | | | |
Long-term debt, short-term borrowings, and deposits | 1,205 | | | |
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 | 31,734 | | | |
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 | 1,599 | | | |
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 | 1,387 | | | |
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 | 570 | | | |
Recurring | Level 3 | Loans | Market comparables | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | |
Loans | 1,195 | | | |
Recurring | Level 3 | Trading loans | Market comparables | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | |
Loans | 466 | | | |
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 | 65 | | | |
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 | 862 | | | |
Recurring | Level 3 | Nontrading loans | Market comparables | | | | |
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | | | | |
Loans | 729 | | | |
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 | 1,300 | | | |
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 | 173 | | | |
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) | 2 | | | |
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) | 798 | | | |
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) | 230 | | | |
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) | 30 | | | |
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) | (59) | | | |
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) | 83 | | | |
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) | (2,781) | | | |
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) | (503) | | | |
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 | 729 | | | |
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 | 8 | | | |
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 | 12 | | | |
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 | $ 580 | | | |