Commitments - Summary of Financial Instrument Commitments (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Fixed Letters of Credit
Financial instrument commitments
Financial instrument commitments	$ 6,675	$ 840
Fixed Letters of Credit | Commitments to Extend Credit to Borrowers [Member]
Financial instrument commitments
Financial instrument commitments	6,675	840
Fixed Letters of Credit | Commitments to Extend Credit to Borrowers [Member] | Financial Standby Letter of Credit
Financial instrument commitments
Financial instrument commitments	3,514	384
Fixed Letters of Credit | Commitments to Extend Credit to Borrowers [Member] | Performance Guarantee
Financial instrument commitments
Financial instrument commitments	3,161	456
Fixed Letters of Credit | Unused lines of Credit
Financial instrument commitments
Loan commitments	139,070	84,225
Variable Letters of Credit
Financial instrument commitments
Financial instrument commitments	29,421	32,448
Variable Letters of Credit | Commitments to Extend Credit to Borrowers [Member]
Financial instrument commitments
Financial instrument commitments	29,354	32,381
Variable Letters of Credit | Commitments to Extend Credit to Borrowers [Member] | Financial Standby Letter of Credit
Financial instrument commitments
Financial instrument commitments	15,365	17,474
Variable Letters of Credit | Commitments to Extend Credit to Borrowers [Member] | Performance Guarantee
Financial instrument commitments
Financial instrument commitments	13,989	14,907
Variable Letters of Credit | Commitments to Extend Credit Nonborrowers [Member] | Performance Guarantee
Financial instrument commitments
Financial instrument commitments	67	67
Variable Letters of Credit | Unused lines of Credit
Financial instrument commitments
Loan commitments	860,255	895,665
Letter of Credit
Financial instrument commitments
Financial instrument commitments	36,096	33,288
Letter of Credit | Commitments to Extend Credit to Borrowers [Member]
Financial instrument commitments
Financial instrument commitments	36,029	33,221
Letter of Credit | Commitments to Extend Credit to Borrowers [Member] | Financial Standby Letter of Credit
Financial instrument commitments
Financial instrument commitments	18,879	17,858
Letter of Credit | Commitments to Extend Credit to Borrowers [Member] | Performance Guarantee
Financial instrument commitments
Financial instrument commitments	17,150	15,363
Letter of Credit | Commitments to Extend Credit Nonborrowers [Member] | Performance Guarantee
Financial instrument commitments
Financial instrument commitments	67	67
Letter of Credit | Unused lines of Credit
Financial instrument commitments
Loan commitments	$ 999,325	$ 979,890