Fair Value of Financial Instruments (Summary of Carrying Amounts and Estimated Fair Values of Financial Instruments) (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Jun. 30, 2023	Dec. 31, 2022
Assets
Investment securities - AFS	$ 79,143		$ 83,587
Estimated Fair Value	445,652		494,627
Restricted securities	13,361		11,169
Loans held for sale, at fair value	14,725		4,248
Loans, at fair value	9,302		8,437
MSRs	5,890	$ 5,466	5,275
Level 1
Assets
Cash and cash equivalents	108,709		55,499
Investment securities - AFS	0		0
Estimated Fair Value	0		0
Equity securities	0		0
Restricted securities	0		0
Loans held for sale, at fair value	0		0
Derivative asset	0		0
Cash surrender value on life insurance	0		0
Loans, at fair value	0		0
Loans, net	0		0
MSRs	0		0
Deposits:
Noninterest-bearing demand	0		0
Checking plus interest	0		0
Money Market	0		0
Savings	0		0
Club	0		0
Certificates of Deposit	0		0
Advances from FHLB - short term			0
Subordinated debt	0		0
TRUPS	0
Level 1 | TBA forward trades
Deposits:
Derivative liability			0
Level 1 | IRLCs
Assets
Derivative asset	0		0
Deposits:
Derivative liability	0		0
Level 2
Assets
Cash and cash equivalents	0		0
Investment securities - AFS	79,143		83,587
Estimated Fair Value	445,652		494,626
Equity securities	5,434		1,233
Restricted securities	13,361		11,169
Loans held for sale, at fair value	14,725		4,248
Derivative asset	359		41
Cash surrender value on life insurance	100,950		59,218
Loans, at fair value	9,302		8,437
Loans, net	0		0
MSRs	0		0
Deposits:
Noninterest-bearing demand	1,211,401		862,015
Checking plus interest	1,210,052		694,101
Money Market	1,179,049		709,132
Savings	370,049		319,814
Club	1,706		374
Certificates of Deposit	1,124,904		410,455
Advances from FHLB - short term			40,002
Subordinated debt	41,503		41,193
TRUPS	27,364
Level 2 | TBA forward trades
Deposits:
Derivative liability			6
Level 2 | IRLCs
Assets
Derivative asset	0		0
Deposits:
Derivative liability	0		0
Level 3
Assets
Cash and cash equivalents	0		0
Investment securities - AFS	0		0
Estimated Fair Value	0		0
Equity securities	0		0
Restricted securities	0		0
Loans held for sale, at fair value	0		0
Derivative asset	0		0
Cash surrender value on life insurance	0		0
Loans, at fair value	0		0
Loans, net	4,425,585		2,431,808
MSRs	5,890		5,275
Deposits:
Noninterest-bearing demand	0		0
Checking plus interest	0		0
Money Market	0		0
Savings	0		0
Club	0		0
Certificates of Deposit	0		0
Advances from FHLB - short term			0
Subordinated debt	0		0
TRUPS	0
Level 3 | TBA forward trades
Deposits:
Derivative liability			0
Level 3 | IRLCs
Assets
Derivative asset	89		35
Deposits:
Derivative liability	50		7
Carrying Amount
Assets
Cash and cash equivalents	108,709		55,499
Investment securities - AFS	79,143		83,587
Estimated Fair Value	523,051		559,455
Equity securities	5,434		1,233
Restricted securities	13,361		11,169
Loans held for sale, at fair value	14,725		4,248
Derivative asset	359		41
Cash surrender value on life insurance	100,950		59,218
Loans, at fair value	9,302		8,437
Loans, net	4,551,366		2,531,027
MSRs	5,890		5,275
Deposits:
Noninterest-bearing demand	1,211,401		862,015
Checking plus interest	1,210,052		694,101
Money Market	1,179,049		709,132
Savings	370,049		319,814
Club	1,706		374
Certificates of Deposit	1,136,488		424,348
Advances from FHLB - short term			40,000
Subordinated debt	42,956		43,072
TRUPS	29,079
Carrying Amount | TBA forward trades
Deposits:
Derivative liability			6
Carrying Amount | IRLCs
Assets
Derivative asset	89		35
Deposits:
Derivative liability	50		7
Fair Value
Assets
Cash and cash equivalents	108,709		55,499
Investment securities - AFS	79,143		83,587
Estimated Fair Value	445,652		494,626
Equity securities	5,434		1,233
Restricted securities	13,361		11,169
Loans held for sale, at fair value	14,725		4,248
Derivative asset	359		41
Cash surrender value on life insurance	100,950		59,218
Loans, at fair value	9,302		8,437
Loans, net	4,425,585		2,431,808
MSRs	5,890		5,275
Deposits:
Noninterest-bearing demand	1,211,401		862,015
Checking plus interest	1,210,052		694,101
Money Market	1,179,049		709,132
Savings	370,049		319,814
Club	1,706		374
Certificates of Deposit	1,124,904		410,455
Advances from FHLB - short term			40,002
Subordinated debt	41,503		41,193
TRUPS	27,364
Fair Value | TBA forward trades
Deposits:
Derivative liability			6
Fair Value | IRLCs
Assets
Derivative asset	89		35
Deposits:
Derivative liability	$ 50		$ 7