Fair Value of Assets and Liabilities - Off-Balance Sheet Credit-Related Commitments (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Financial Assets
Investment securities held-to-maturity	$ 317,826	$ 349,677
Carrying Amount
Financial Assets
Cash and cash equivalents	132,832	242,311
Investment securities held-to-maturity	340,150	352,061
Loans, net	1,786,329	1,726,448
Accrued interest receivable	8,516	8,537
Bank-owned life insurance	33,358	33,156
Financial Liabilities
Noninterest-bearing deposits	831,558	938,840
Interest-bearing deposits	1,836,525	1,748,799
Time deposits	224,184	232,912
Long-term debt	58,902	58,933
Accrued interest payable	2,139	1,674
Estimated Fair Value
Financial Assets
Cash and cash equivalents	132,832	242,311
Investment securities held-to-maturity	317,826	349,677
Loans, net	1,800,339	1,760,784
Accrued interest receivable	8,516	8,537
Bank-owned life insurance	33,358	33,156
Financial Liabilities
Noninterest-bearing deposits	831,558	938,840
Interest-bearing deposits	1,836,525	1,748,799
Time deposits	223,127	232,970
Long-term debt	61,651	57,772
Accrued interest payable	2,139	1,674
Level 1 | Estimated Fair Value
Financial Assets
Cash and cash equivalents	132,832	242,311
Accrued interest receivable	8,516	8,537
Financial Liabilities
Accrued interest payable	2,139	1,674
Level 2 | Estimated Fair Value
Financial Assets
Investment securities held-to-maturity	317,826	349,677
Bank-owned life insurance	33,358	33,156
Financial Liabilities
Noninterest-bearing deposits	831,558	938,840
Interest-bearing deposits	1,836,525	1,748,799
Long-term debt	61,651	57,772
Level 3 | Estimated Fair Value
Financial Assets
Loans, net	1,800,339	1,760,784
Financial Liabilities
Time deposits	$ 223,127	$ 232,970