Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Consolidated Statements Of Cash Flows [Abstract]
Net income	$ 18,453	$ 29,608	$ 9,601
Adjustments to reconcile net income to net cash from operating activities:
Provision for loan and lease losses	(1,600)	10,915
Depreciation	435	381	316
Amortization, net	(2,505)	(1,510)	(96)
Deferred income tax (benefit)	773	(3,045)	(187)
Originations of loans held for sale	(2,358,511)	(2,229,042)	(726,208)
Proceeds from sale of loans held for sale	2,602,993	2,130,712	625,509
Net gains on sales of residential mortgage loans	(5,916)	(58,298)	(10,454)
Net gains on sales of SBA loans	(1,443)	(68)	(313)
Gain on sale of deposits	(1,893)
Write-down of premises and equipment	17	265
Gain on sale of foreclosed assets			(12)
Earnings on bank owned life insurance	(532)	(145)	(142)
Gain on redemption of life insurance policies	(383)
Stock-based compensation expense	707	711	527
Net change in:
Accrued interest receivable and other assets	17,880	(18,451)	(3,412)
Operating lease right-of-use asset	461	393	404
Operating lease right-of-use liability	(498)	(428)	(408)
Accrued interest payable and other liabilities	(15,135)	14,537	1,337
Net cash from (used by) operating activities	253,303	(123,465)	(103,538)
Cash flows from investing activities
Available-for-sale securities: Maturities, prepayments and calls	5,030	5,091	3,576
Available-for-sale securities: Purchases	(13,070)	(5,552)	(1,494)
Purchase of equity securities		(5,000)
Purchase of bank owned life insurance	(8,000)	(12,000)
Loan and lease originations and payments, net	(311,232)	(241,102)	(118,467)
Purchase of loans and leases	(18,677)
Proceeds from the sale of loans	33,361	1,439	6,547
Additions to premises and equipment	(2,962)	(385)	(443)
Purchase of FRB and FHLB stock	(1,468)	(1,839)	(532)
Purchase of other investments	(1,500)	(1,000)	(734)
Return of investment- joint ventures	756	594	95
Proceeds from the sale of foreclosed assets			50
Proceeds from the redemption of life insurance policies	661
Proceeds from the sale of premises and equipment	371
Net cash used by investing activities	(316,730)	(259,754)	(111,402)
Cash flows from financing activities:
Net change in deposits	237,593	366,747	166,537
Cash paid for assumption of deposits in branch sale	(102,418)
Proceeds from FHLB advances and other debt	174,277	575,137	766,700
Repayments on FHLB advances and other debt	(228,964)	(452,224)	(764,700)
Net change in warehouse line of credit	(70,013)	70,013
Net change in advances by borrowers for taxes and insurance	1,723	100	102
Cash dividends paid on common stock	(848)	(195)
Proceeds from exercise of stock options	185	36
Net proceeds from issuance of Series C preferred stock in private placement			14,000
Net proceeds from issuance of common stock in private placement			9,641
Exercise of warrants to common stock			1,258
Acquisition of treasury shares surrendered upon vesting of restricted stock and exercised options for payment of taxes and exercise proceeds	(139)	(32)	(23)
Purchase of treasury shares	(2,972)	(648)
Net cash from financing activities	8,424	558,934	193,515
Net change in cash and cash equivalents	(55,003)	175,715	(21,425)
Beginning cash and cash equivalents	221,594	45,879	67,304
Ending cash and cash equivalents	166,591	221,594	45,879
Supplemental cash flow information:
Interest paid	10,579	14,296	13,427
Income tax paid	3,850	10,300	2,510
Supplemental noncash disclosures:
Loans transferred from held for sale to portfolio	16,611	1,725	657
Investment payable on limited liability corporation and limited partnerships	7,764	500	1,170
Transfer of other liability to operating lease right-of-use asset			184
Initial recognition of operating right-of-use lease asset	999		2,368
Initial recognition of operating right-of-use lease liability	$ 999		2,368
Loans held for sale funded with other debt, net of repayments		(7,517)	$ 7,517
Dividends payable		$ 2