Fair Value Hierarchy - Fair Value Option, Additional Information (Details) - Level 3 - Other secured financings	Mar. 31, 2026	Dec. 31, 2025 yr
Minimum \| Yield
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Other secured financing measurement input	0.083	0.022
Minimum \| Volatility
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Other secured financing measurement input	0.073	0.064
Minimum \| Duration (years)
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Other secured financing measurement input	2.5	2.7
Maximum \| Yield
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Other secured financing measurement input	0.125	0.142
Maximum \| Volatility
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Other secured financing measurement input	0.091	0.073
Maximum \| Duration (years)
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Other secured financing measurement input	3.4	3.6
Weighted Average \| Yield
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Other secured financing measurement input	0.097	0.100
Weighted Average \| Volatility
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Other secured financing measurement input	0.091	0.073
Weighted Average \| Duration (years)
Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Other secured financing measurement input	3.0	3.2