Fair Value Measurements (Estimated Fair Values of Financial Assets and Liabilities) (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Financial assets, Estimated Fair Value
Investment securities available for sale, at fair value	$ 81,525	$ 83,587
Investment securities held to maturity	491,116	494,627
LHFS	3,514	4,248
Loans, net	9,526	8,437
MSRs	5,310	5,275
Interest Rate Lock Commitments
Financial assets, Estimated Fair Value
Derivative asset, estimated fair value	101	35
Financial liabilities, Estimated Fair Value
IRLCs - Derivative Liability		7
TBA securities
Financial assets, Estimated Fair Value
Derivative asset, estimated fair value	142	41
Financial liabilities, Estimated Fair Value
IRLCs - Derivative Liability	80	6
Carrying Amount
Financial assets, Estimated Fair Value
Loans, net	9,526	8,437
Estimated Fair Value
Financial assets, Estimated Fair Value
Loans, net	9,526	8,437
Fair Value, Inputs, Level 1 | Carrying Amount
Financial assets, Estimated Fair Value
Cash and cash equivalents	37,709	55,499
Fair Value, Inputs, Level 1 | Estimated Fair Value
Financial assets, Estimated Fair Value
Cash and cash equivalents	37,709	55,499
Fair Value, Inputs, Level 2
Financial assets, Estimated Fair Value
Investment securities available for sale, at fair value	81,525	83,587
LHFS	3,514	4,248
Loans, net	9,526	8,437
Fair Value, Inputs, Level 2 | TBA securities
Financial assets, Estimated Fair Value
Derivative asset, estimated fair value	142	41
Financial liabilities, Estimated Fair Value
IRLCs - Derivative Liability	80	6
Fair Value, Inputs, Level 2 | Carrying Amount
Financial assets, Estimated Fair Value
Investment securities available for sale, at fair value	81,525	83,587
Investment securities held to maturity	549,096	559,455
Equity securities	1,258	1,233
Restricted securities	15,067	11,169
LHFS	3,514	4,248
Cash surrender value on life insurance	59,711	59,218
Financial liabilities, Estimated Fair Value
Noninterest-bearing demand	808,679	862,015
Checking plus interest	726,070	694,101
Money market	675,751	709,132
Savings	295,002	319,814
Club	755	374
Certificates of deposit	488,305	424,348
Advances from FHLB - short-term	131,500	40,000
Subordinated debt	43,150	43,072
IRLCs - Derivative Liability	80	6
Fair Value, Inputs, Level 2 | Carrying Amount | TBA securities
Financial assets, Estimated Fair Value
Derivative asset, estimated fair value	142	41
Fair Value, Inputs, Level 2 | Estimated Fair Value
Financial assets, Estimated Fair Value
Investment securities available for sale, at fair value	81,525	83,587
Investment securities held to maturity	491,116	494,626
Equity securities	1,258	1,233
Restricted securities	15,067	11,169
LHFS	3,514	4,248
Cash surrender value on life insurance	59,711	59,218
Financial liabilities, Estimated Fair Value
Noninterest-bearing demand	808,679	862,015
Checking plus interest	726,070	694,101
Money market	675,751	709,132
Savings	295,002	319,814
Club	755	374
Certificates of deposit	478,065	410,455
Advances from FHLB - short-term	131,496	40,002
Subordinated debt	40,079	41,193
IRLCs - Derivative Liability	80	6
Fair Value, Inputs, Level 2 | Estimated Fair Value | TBA securities
Financial assets, Estimated Fair Value
Derivative asset, estimated fair value	142	41
Fair Value, Inputs, Level 3
Financial assets, Estimated Fair Value
MSRs	5,310	5,275
Fair Value, Inputs, Level 3 | Interest Rate Lock Commitments
Financial assets, Estimated Fair Value
Derivative asset, estimated fair value	101	35
Financial liabilities, Estimated Fair Value
IRLCs - Derivative Liability		7
Fair Value, Inputs, Level 3 | Carrying Amount
Financial assets, Estimated Fair Value
Loans, net	2,630,691	2,531,027
MSRs	5,310	5,275
Fair Value, Inputs, Level 3 | Carrying Amount | Interest Rate Lock Commitments
Financial assets, Estimated Fair Value
Derivative asset, estimated fair value	101	35
Financial liabilities, Estimated Fair Value
IRLCs - Derivative Liability		7
Fair Value, Inputs, Level 3 | Estimated Fair Value
Financial assets, Estimated Fair Value
Loans, net	2,417,124	2,431,808
MSRs	5,310	5,275
Fair Value, Inputs, Level 3 | Estimated Fair Value | Interest Rate Lock Commitments
Financial assets, Estimated Fair Value
Derivative asset, estimated fair value	$ 101	35
Financial liabilities, Estimated Fair Value
IRLCs - Derivative Liability		$ 7