Loans and Allowance for Credit Losses on Loans HFI - Modifications of Outstanding Balance (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Sep. 30, 2024	Sep. 30, 2024
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	$ 8,751	$ 23,081
% of total class of financing receivables	0.10%	0.20%
Term extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	$ 0	$ 38
Payment deferral and term extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	7,038	21,233
Interest rate reduction and term extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	0	97
Payment deferral, interest rate reduction, and term extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	1,713	1,713
Commercial and industrial
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	$ 7,038	$ 7,038
% of total class of financing receivables	0.40%	0.40%
Commercial and industrial | Term extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	$ 0	$ 0
Commercial and industrial | Payment deferral and term extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	7,038	7,038
Commercial and industrial | Interest rate reduction and term extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	0	0
Commercial and industrial | Payment deferral, interest rate reduction, and term extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	0	0
Construction
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	$ 1,713	$ 15,908
% of total class of financing receivables	0.20%	1.50%
Construction | Term extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	$ 0	$ 0
Construction | Payment deferral and term extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	0	14,195
Construction | Interest rate reduction and term extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	0	0
Construction | Payment deferral, interest rate reduction, and term extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	$ 1,713	1,713
Consumer and other
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total		$ 135
% of total class of financing receivables		0.00%
Consumer and other | Term extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total		$ 38
Consumer and other | Payment deferral and term extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total		0
Consumer and other | Interest rate reduction and term extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total		97
Consumer and other | Payment deferral, interest rate reduction, and term extension
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total		$ 0