Tax Credit Investments - Income Statement Disclosures (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Components of income tax expense:
Affordable housing tax credits and other tax benefits	$ 2,151	$ 1,263	$ 3,376	$ 2,659
Other tax credit investment credits and tax benefits	10,120	6,684	21,009	13,029
Total reduction in income tax expense	12,271	7,947	24,385	15,688
Non-Interest Expenses
Amortization of tax credit investments:
Affordable housing tax credit investment losses	1,050	876	1,750	1,751
Affordable housing tax credit investment impairment losses	374	10	739	491
Other tax credit investment losses	3,622	1,680	4,394	2,280
Other tax credit investment impairment losses	4,088	3,225	11,571	6,831
Total amortization of tax credit investments recorded in non-interest expense	$ 9,134	$ 5,791	$ 18,454	$ 11,353