Fair Value of Assets and Liabilities - Off-Balance Sheet Credit-Related Commitments (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Financial Assets
Investment securities held-to-maturity	$ 248,239	$ 270,912
Carrying Amount
Financial Assets
Cash and cash equivalents	64,724	58,242
Investment securities held-to-maturity	303,268	321,902
Loans, net	2,570,140	2,412,848
Accrued interest receivable	15,561	12,869
Bank-owned life insurance	33,012	33,991
Financial Liabilities
Noninterest-bearing deposits	717,990	860,987
Interest-bearing deposits	1,807,259	1,842,138
Time deposits	346,935	212,359
Short-term borrowings	515,470	378,080
Long-term debt	58,928	58,843
Accrued interest payable	5,358	2,426
Estimated Fair Value
Financial Assets
Cash and cash equivalents	64,724	58,242
Investment securities held-to-maturity	248,239	270,912
Loans, net	2,451,993	2,311,956
Accrued interest receivable	15,561	12,869
Bank-owned life insurance	33,012	33,991
Financial Liabilities
Noninterest-bearing deposits	717,990	860,987
Interest-bearing deposits	1,807,259	1,842,138
Time deposits	343,600	208,550
Short-term borrowings	515,470	378,080
Long-term debt	55,076	56,116
Accrued interest payable	5,358	2,426
Level 1 | Estimated Fair Value
Financial Assets
Cash and cash equivalents	64,724	58,242
Accrued interest receivable	15,561	12,869
Financial Liabilities
Short-term borrowings	515,470	378,080
Accrued interest payable	5,358	2,426
Level 2 | Estimated Fair Value
Financial Assets
Investment securities held-to-maturity	248,239	270,912
Bank-owned life insurance	33,012	33,991
Financial Liabilities
Noninterest-bearing deposits	717,990	860,987
Interest-bearing deposits	1,807,259	1,842,138
Long-term debt	55,076	56,116
Level 3 | Estimated Fair Value
Financial Assets
Loans, net	2,451,993	2,311,956
Financial Liabilities
Time deposits	$ 343,600	$ 208,550