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Loans and Allowance for Credit Losses - Amortized Cost Basis of Modified Loans (Details) $ in Thousands	3 Months Ended	9 Months Ended
	Sep. 30, 2023 USD ($)	Sep. 30, 2023 USD ($) loan
Details related to loans identified as Troubled Debt Restructurings (TDRs):
Total	$ 19,002	$ 19,002
Total Class of Financing Receivable	1.00%	1.00%
Number of loans modified in period | loan		14
Number of borrowers with modified loans | loan		13
Principal Forgiveness
Details related to loans identified as Troubled Debt Restructurings (TDRs):
Total	$ 0	$ 0
Payment Delay
Details related to loans identified as Troubled Debt Restructurings (TDRs):
Total	19,002	19,002
Term Extension
Details related to loans identified as Troubled Debt Restructurings (TDRs):
Total	0	0
Interest Rate Reduction
Details related to loans identified as Troubled Debt Restructurings (TDRs):
Total	0	0
Total commercial
Details related to loans identified as Troubled Debt Restructurings (TDRs):
Total	$ 19,002	$ 19,002
Total Class of Financing Receivable	1.00%	1.00%
Total commercial | Principal Forgiveness
Details related to loans identified as Troubled Debt Restructurings (TDRs):
Total	$ 0	$ 0
Total commercial | Payment Delay
Details related to loans identified as Troubled Debt Restructurings (TDRs):
Total	19,002	19,002
Total commercial | Term Extension
Details related to loans identified as Troubled Debt Restructurings (TDRs):
Total	0	0
Total commercial | Interest Rate Reduction
Details related to loans identified as Troubled Debt Restructurings (TDRs):
Total	0	0
Total commercial | Business
Details related to loans identified as Troubled Debt Restructurings (TDRs):
Total	$ 7,681	$ 7,681
Total Class of Financing Receivable	1.00%	1.00%
Number of loans modified in period | loan		1
Total commercial | Business | Accounts Receivable
Details related to loans identified as Troubled Debt Restructurings (TDRs):
Total		$ 200
Number of loans modified in period | loan		1
Total commercial | Business | Government-Guaranteed Collateral
Details related to loans identified as Troubled Debt Restructurings (TDRs):
Total		$ 7,500
Number of loans modified in period | loan		12
Total commercial | Business | Principal Forgiveness
Details related to loans identified as Troubled Debt Restructurings (TDRs):
Total	$ 0	$ 0
Total commercial | Business | Payment Delay
Details related to loans identified as Troubled Debt Restructurings (TDRs):
Total	7,681	7,681
Total commercial | Business | Term Extension
Details related to loans identified as Troubled Debt Restructurings (TDRs):
Total	0	0
Total commercial | Business | Interest Rate Reduction
Details related to loans identified as Troubled Debt Restructurings (TDRs):
Total	0	0
Total commercial | Real estate
Details related to loans identified as Troubled Debt Restructurings (TDRs):
Total	$ 11,321	$ 11,321
Total Class of Financing Receivable	2.00%	2.00%
Total commercial | Real estate | Principal Forgiveness
Details related to loans identified as Troubled Debt Restructurings (TDRs):
Total	$ 0	$ 0
Total commercial | Real estate | Payment Delay
Details related to loans identified as Troubled Debt Restructurings (TDRs):
Total	11,321	11,321
Total commercial | Real estate | Term Extension
Details related to loans identified as Troubled Debt Restructurings (TDRs):
Total	0	0
Total commercial | Real estate | Interest Rate Reduction
Details related to loans identified as Troubled Debt Restructurings (TDRs):
Total	0	0
Residential real estate
Details related to loans identified as Troubled Debt Restructurings (TDRs):
Total	$ 0	$ 0
Total Class of Financing Receivable	0.00%	0.00%
Residential real estate | Principal Forgiveness
Details related to loans identified as Troubled Debt Restructurings (TDRs):
Total	$ 0	$ 0
Residential real estate | Payment Delay
Details related to loans identified as Troubled Debt Restructurings (TDRs):
Total
Residential real estate | Term Extension
Details related to loans identified as Troubled Debt Restructurings (TDRs):
Total	0	0
Residential real estate | Interest Rate Reduction
Details related to loans identified as Troubled Debt Restructurings (TDRs):
Total	0	0
Home Equity
Details related to loans identified as Troubled Debt Restructurings (TDRs):
Total	$ 0	$ 0
Total Class of Financing Receivable	0.00%	0.00%
Home Equity | Principal Forgiveness
Details related to loans identified as Troubled Debt Restructurings (TDRs):
Total	$ 0	$ 0
Home Equity | Payment Delay
Details related to loans identified as Troubled Debt Restructurings (TDRs):
Total
Home Equity | Term Extension
Details related to loans identified as Troubled Debt Restructurings (TDRs):
Total	0	0
Home Equity | Interest Rate Reduction
Details related to loans identified as Troubled Debt Restructurings (TDRs):
Total	0	0
Consumer
Details related to loans identified as Troubled Debt Restructurings (TDRs):
Total	$ 0	$ 0
Total Class of Financing Receivable	0.00%	0.00%
Consumer | Principal Forgiveness
Details related to loans identified as Troubled Debt Restructurings (TDRs):
Total	$ 0	$ 0
Consumer | Payment Delay
Details related to loans identified as Troubled Debt Restructurings (TDRs):
Total
Consumer | Term Extension
Details related to loans identified as Troubled Debt Restructurings (TDRs):
Total	0	0
Consumer | Interest Rate Reduction
Details related to loans identified as Troubled Debt Restructurings (TDRs):
Total	$ 0	$ 0

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-Name Accounting Standards Codification
-Section 50
-Paragraph 42
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