Loans - Narrative (Details)	3 Months Ended		9 Months Ended
	Sep. 30, 2023 USD ($)	Sep. 30, 2022 USD ($)	Sep. 30, 2023 USD ($)	Sep. 30, 2022 USD ($) Loan	Dec. 31, 2022 USD ($)
Financing Receivable, Allowance for Credit Loss [Line Items]
Troubled loan modification	$ 0		$ 0
Troubled loan modification, subsequent default	0		$ 0
Troubled loan modification, number of loans | Loan				1
Term increase from modification				34 months
Pre-modification recorded balance				$ 300,000
Post-modification recorded balance				300,000
Increase in allowance for credit losses				30,000.00
Loans modified as troubled debt restructurings				0
Troubled debt restructuring, subsequent default, number of contracts		0
Past due period for modified loans			90 days
Real estate acquired through foreclosure	400,000		$ 400,000		$ 400,000
Mortgage loans in process of foreclosure, amount	300,000		300,000		$ 800,000
Proceeds from the sale of loans held for investment			51,481,000	56,449,000
Mortgage loans	2,099,000	$ 2,857,000	5,475,000	4,945,000
Fixed Rate Residential Mortgage
Financing Receivable, Allowance for Credit Loss [Line Items]
Proceeds from the sale of loans held for investment	$ 0	22,700,000	51,500,000	56,200,000
Mortgage loans		$ (150,000)	$ (150,000)	$ 250,000