Loans Receivable and Allowance for Loan and Lease Losses - Narrative (Details)	12 Months Ended
	Dec. 31, 2022 USD ($) payment loan	Dec. 31, 2021 USD ($) loan
Receivables [Abstract]
Loans, net of unearned income	$ 1,751,459,000	$ 1,484,847,000
Unearned income, net deferred loan fees and unamortized discounts and premiums	$ 1,900,000	1,700,000
Minimum period for a loan past due to be classified under non accrual status	90 days
Performing TDRs	$ 5,500,000	6,000,000.0
Non-performing TDRs	$ 0	$ 0
Number of TDR performing status | payment	6
Number of loans modified as TDRs | loan	0	0
Number of projected future quarters under review	1 year
Period of current payment history	6 months
Debt coverage ratio	1.25
Allowances for performing TDRs	$ 151,000	$ 254,000
Federal home loan bank, advances, general debt obligations, disclosures, collateral pledged	$ 923,000,000	$ 751,100,000