Fair Value Measurements (Estimated Fair Values of Financial Assets and Liabilities) (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2022	Jun. 30, 2022
Financial assets, Estimated Fair Value
Investment securities available for sale, at fair value	$ 78,069		$ 83,587
Investment securities held to maturity	473,296		494,627	$ 494,627
LHFS	6,845		4,248
Loans, net	9,745		8,437
MSRs	5,466	$ 5,310	5,275
Interest Rate Lock Commitments
Financial assets, Estimated Fair Value
Derivative asset, estimated fair value	32		35
Financial liabilities, Estimated Fair Value
IRLCs - Derivative Liability			7
TBA securities
Financial assets, Estimated Fair Value
Derivative asset, estimated fair value	117		41
Financial liabilities, Estimated Fair Value
IRLCs - Derivative Liability	19		6
Carrying Amount
Financial assets, Estimated Fair Value
Loans, net	9,745		8,437
Estimated Fair Value
Financial assets, Estimated Fair Value
Loans, net	9,745		8,437
Fair Value, Inputs, Level 1 | Carrying Amount
Financial assets, Estimated Fair Value
Cash and cash equivalents	45,827		55,499
Fair Value, Inputs, Level 1 | Estimated Fair Value
Financial assets, Estimated Fair Value
Cash and cash equivalents	45,827		55,499
Fair Value, Inputs, Level 2
Financial assets, Estimated Fair Value
Investment securities available for sale, at fair value	78,069		83,587
LHFS	6,845		4,248
Loans, net	9,745		8,437
Fair Value, Inputs, Level 2 | TBA securities
Financial assets, Estimated Fair Value
Derivative asset, estimated fair value	117		41
Financial liabilities, Estimated Fair Value
IRLCs - Derivative Liability	19		6
Fair Value, Inputs, Level 2 | Carrying Amount
Financial assets, Estimated Fair Value
Investment securities available for sale, at fair value	78,069		83,587
Investment securities held to maturity	536,970		559,455
Equity securities	1,245		1,233
Restricted securities	21,208		11,169
LHFS	6,845		4,248
Cash surrender value on life insurance	60,150		59,218
Financial liabilities, Estimated Fair Value
Noninterest-bearing demand	778,963		862,015
Checking plus interest	694,221		694,101
Money market	600,724		709,132
Savings	270,884		319,814
Club	1,098		374
Certificates of deposit	591,636		424,348
Advances from FHLB - short-term	276,000		40,000
Subordinated debt	43,227		43,072
IRLCs - Derivative Liability	19		6
Fair Value, Inputs, Level 2 | Carrying Amount | TBA securities
Financial assets, Estimated Fair Value
Derivative asset, estimated fair value	117		41
Fair Value, Inputs, Level 2 | Estimated Fair Value
Financial assets, Estimated Fair Value
Investment securities available for sale, at fair value	78,069		83,587
Investment securities held to maturity	473,296		494,626
Equity securities	1,245		1,233
Restricted securities	21,208		11,169
LHFS	6,845		4,248
Cash surrender value on life insurance	60,150		59,218
Financial liabilities, Estimated Fair Value
Noninterest-bearing demand	778,963		862,015
Checking plus interest	694,221		694,101
Money market	600,724		709,132
Savings	270,884		319,814
Club	1,098		374
Certificates of deposit	583,747		410,455
Advances from FHLB - short-term	276,012		40,002
Subordinated debt	40,377		41,193
IRLCs - Derivative Liability	19		6
Fair Value, Inputs, Level 2 | Estimated Fair Value | TBA securities
Financial assets, Estimated Fair Value
Derivative asset, estimated fair value	117		41
Fair Value, Inputs, Level 3
Financial assets, Estimated Fair Value
MSRs	5,466		5,275
Fair Value, Inputs, Level 3 | Interest Rate Lock Commitments
Financial assets, Estimated Fair Value
Derivative asset, estimated fair value	32		35
Financial liabilities, Estimated Fair Value
IRLCs - Derivative Liability			7
Fair Value, Inputs, Level 3 | Carrying Amount
Financial assets, Estimated Fair Value
Loans, net	2,714,464		2,531,027
MSRs	5,466		5,275
Fair Value, Inputs, Level 3 | Carrying Amount | Interest Rate Lock Commitments
Financial assets, Estimated Fair Value
Derivative asset, estimated fair value	32		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	2,550,457		2,431,808
MSRs	5,466		5,275
Fair Value, Inputs, Level 3 | Estimated Fair Value | Interest Rate Lock Commitments
Financial assets, Estimated Fair Value
Derivative asset, estimated fair value	$ 32		35
Financial liabilities, Estimated Fair Value
IRLCs - Derivative Liability			$ 7