Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Consolidated Statements Of Cash Flows [Abstract]
Net income	$ 22,260	$ 6,578
Adjustments to reconcile net income to net cash from operating activities:
Provision for loan and lease losses	8,875
Depreciation	278	231
Amortization, net	(924)	(8)
Deferred income tax (benefit)	(1,677)	8
Originations of loans held for sale	(1,295,005)	(411,257)
Proceeds from sale of loans held for sale	1,220,968	352,538
Net gains on sales of loans	(45,556)	(6,935)
Gain on sale of foreclosed assets		(12)
Earnings on bank owned life insurance	(108)	(106)
Stock-based compensation expense	590	390
Net change in:
Accrued interest receivable and other assets	(22,684)	(3,176)
Operating lease right-of-use asset	292	310
Operating lease right-of-use liability	(318)	(306)
Accrued interest payable and other liabilities	11,221	1,222
Net cash used by operating activities	(101,788)	(60,523)
Cash flows from investing activities
Available-for-sale securities: Maturities, prepayments and calls	4,085	2,558
Available-for-sale securities: Purchases	(5,552)	(1,494)
Loan and lease originations and payments, net	(216,349)	(80,283)
Proceeds from the sale of loans	1,439	1,137
Additions to premises and equipment	(224)	(419)
Purchase of FRB and FHLB Stock	(1,369)	(493)
Purchase of other investments	(1,000)	(734)
Return of investment- joint ventures	337	95
Proceeds from the sale of foreclosed assets		50
Net cash used by investing activities	(218,633)	(79,583)
Cash flows from financing activities:
Net change in deposits	227,645	106,161
Proceeds from FHLB advances and other debt	450,637	577,500
Repayments on FHLB advances and other debt	(309,925)	(574,500)
Net change in advances by borrowers for taxes and insurance	(392)	(318)
Proceeds from exercise of stock options	36
Exercise of warrants to common stock		1,258
Acquisition of treasury shares surrendered upon vesting of restricted stock for payment of taxes	(27)
Purchase of treasury shares	(648)
Net cash from financing activities	367,326	110,101
Net change in cash and cash equivalents	46,905	(30,005)
Beginning cash and cash equivalents	45,879	67,304
Ending cash and cash equivalents	92,784	37,299
Supplemental cash flow information:
Interest paid	10,411	2,574
Income tax paid	7,800	1,780
Supplemental noncash disclosures:
Loans transferred from held for sale to portfolio	1,404	657
Investment payable on limited liability corporation and limited partnership	500	1,170
Transfer of other liability to operating lease right-of-use asset		184
Initial recognition of operating right-of-use lease asset		2,368
Initial recognition of operating right-of-use lease liability		$ 2,368
Loans held for sale funded with other debt, net of repayments	$ 54,792