Loans and Allowance for Credit Losses - Amortized Cost Basis of Loans (Details) - Term Modification $ in Thousands	Mar. 31, 2024 USD ($)
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing receivables, modified after twelve months	$ 1,189
Residential real estate | 1-4 family residential properties secured by junior liens and revolving secured by 1-4 family first liens
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing receivables, modified after twelve months	112
Residential real estate | 1-4 family residential construction loans
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing receivables, modified after twelve months	109
Other construction, land development and raw land loans
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing receivables, modified after twelve months	$ 968