v3.26.1
Fair Value Measurements - Fair Value Measurement Inputs and Valuation Techniques (Details) - USD ($)
$ in Thousands
 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Balance, beginning of period $ 51,142 $ 55,951
Included in earnings (or changes in net assets) 6,317 (3,123)
Included in other comprehensive income (21) (14)
Settlements 0 (3,413)
Transfers into level 3 0 0
Transfers out of level 3 0 0
Balance, end of period 57,438 49,401
Change in unrealized gains or losses for the period included in other comprehensive income for assets held at the end of the reporting period (21) (14)
Change in unrealized gains or losses for the period included in earnings (or changes in net assets) for assets held at the end of the reporting period $ 6,308 (3,134)
Fair Value, Asset, Recurring Basis, Unobservable Input Reconciliation, Asset, Gain (Loss), Statement of Other Comprehensive Income or Comprehensive Income [Extensible Enumeration] Other Comprehensive Income (Loss), before Tax  
Fair Value, Asset, Recurring Basis, Still Held, Unrealized Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Unrealized losses on cash flow hedges  
Location, Statement of Income, Balance [Axis]: us-gaap:GainLossOnSalesOfMortgageBackedSecuritiesMBS    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Included in earnings (or changes in net assets) $ 6,308 $ (3,134)
Fair Value, Asset, Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]   Gains (losses) on securities, net
Location, Statement of Income, Balance [Axis]: us-gaap:InterestAndDividendIncomeOperating    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Included in earnings (or changes in net assets) $ 9 $ 11
Fair Value, Asset, Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Interest Income (Expense), Operating  
Available For Sale - Debt Securities    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Balance, beginning of period $ 1,892 2,689
Included in earnings (or changes in net assets) 9 11
Included in other comprehensive income (21) (14)
Settlements (380) (439)
Transfers into level 3 0 0
Transfers out of level 3 0 0
Balance, end of period 1,500 2,247
Change in unrealized gains or losses for the period included in other comprehensive income for assets held at the end of the reporting period (21) (14)
Change in unrealized gains or losses for the period included in earnings (or changes in net assets) for assets held at the end of the reporting period 0 0
Trading - Residual Interests    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Balance, beginning of period 49,250 53,262
Included in earnings (or changes in net assets) 6,308 (3,134)
Included in other comprehensive income 0 0
Settlements 380 (2,974)
Transfers into level 3 0 0
Transfers out of level 3 0 0
Balance, end of period 55,938 47,154
Change in unrealized gains or losses for the period included in other comprehensive income for assets held at the end of the reporting period 0 0
Change in unrealized gains or losses for the period included in earnings (or changes in net assets) for assets held at the end of the reporting period $ 6,308 $ (3,134)