Tax Credit Investments - Income Statement Disclosures (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Components of income tax expense:
Affordable housing tax credits and other tax benefits	$ 1,225	$ 1,396
Other tax credit investment credits and tax benefits	10,889	6,345
Total reduction in income tax expense	12,114	7,741
Non-Interest Expenses
Amortization of tax credit investments:
Affordable housing tax credit investment losses	700	875
Affordable housing tax credit investment impairment losses	365	481
Other tax credit investment losses	772	600
Other tax credit investment impairment losses	7,483	3,606
Total amortization of tax credit investments recorded in non-interest expense	$ 9,320	$ 5,562