Loans and Allowance for Credit Losses - Amortized Cost Basis of Loans (Details) $ in Thousands	Sep. 30, 2023 USD ($)
Term Modification
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing receivables, modified after twelve months	$ 1,196
Term and Payment Modifications
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing receivables, modified after twelve months	848
Commercial real estate | Owner occupied properties | Term Modification
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing receivables, modified after twelve months	0
Commercial real estate | Owner occupied properties | Term and Payment Modifications
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing receivables, modified after twelve months	271
Residential real estate | 1-4 family residential properties secured by junior liens and revolving secured by 1-4 family first liens | Term Modification
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing receivables, modified after twelve months	119
Residential real estate | 1-4 family residential properties secured by junior liens and revolving secured by 1-4 family first liens | Term and Payment Modifications
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing receivables, modified after twelve months	0
Residential real estate | 1-4 family residential construction loans | Term Modification
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing receivables, modified after twelve months	109
Residential real estate | 1-4 family residential construction loans | Term and Payment Modifications
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing receivables, modified after twelve months	0
Other construction, land development and raw land loans | Term Modification
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing receivables, modified after twelve months	968
Other construction, land development and raw land loans | Term and Payment Modifications
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing receivables, modified after twelve months	$ 577