Loans - Narrative (Details)	3 Months Ended		9 Months Ended
	Sep. 30, 2023 USD ($) category	Sep. 30, 2022 USD ($)	Sep. 30, 2023 USD ($) category	Sep. 30, 2022 USD ($) contract	Dec. 31, 2022 USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Non-accrual loans interest income			$ 104,000
Loan modifications	$ 0	$ 0	0	$ 0
Loan modifications, subsequent default			0
Number of TDRs that defaulted (in contracts) | contract				0
Financing receivable, excluding accrued interest, modified, accumulated	5,233,000		5,233,000		$ 7,468,000
Real estate acquired through foreclosure	588,000		588,000		950,000
Mortgage loans in process of foreclosure, amount	$ 328,000		$ 328,000		$ 890,000
Number of categories considered not criticized and rated as pass (in categories) | category	6		6
Minimum period after which loans are considered as substandard (in days)			90 days
Percentage of loan review evaluated			0.55
Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of categories in which real estate loans segmented (in categories) | category			3