Fair Value Measurements - Fair Value Measurement Inputs and Valuation Techniques (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Balance, beginning of period	$ 55,951	$ 54,481
Included in earnings (or changes in net assets)	(515)	2,119
Included in other comprehensive income	3	0
Settlements	(1,671)	1,566
Transfers into level 3	0	0
Transfers out of level 3	0	0
Balance, end of period	53,768	58,166
Change in unrealized gains or losses for the period included in other comprehensive income for assets held at the end of the reporting period	3	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	$ (521)	2,119
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
Interest Income - Investments
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Included in earnings (or changes in net assets)	$ 6	0
Fair Value, Asset, Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]	Interest Income (Expense), Operating
Gains (losses) on securities, net
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Included in earnings (or changes in net assets)	$ (521)	$ 2,119
Fair Value, Asset, Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]		Gains (losses) on securities, net
Available For Sale - Debt Securities
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Balance, beginning of period	2,689	$ 0
Included in earnings (or changes in net assets)	6	0
Included in other comprehensive income	3	0
Settlements	(226)	0
Transfers into level 3	0	0
Transfers out of level 3	0	0
Balance, end of period	2,472	0
Change in unrealized gains or losses for the period included in other comprehensive income for assets held at the end of the reporting period	3	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	0	0
Trading - Residual Interests
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Balance, beginning of period	53,262	54,481
Included in earnings (or changes in net assets)	(521)	2,119
Included in other comprehensive income	0	0
Settlements	(1,445)	1,566
Transfers into level 3	0	0
Transfers out of level 3	0	0
Balance, end of period	51,296	58,166
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	$ (521)	$ 2,119