CONSOLIDATED STATEMENT OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Cash flows from operating activities:
Net income	$ 30,134	$ 25,554
Adjustments to reconcile net income to net cash:
Depreciation and amortization	1,613	1,355
Net amortization of premiums on securities	543	306
Amortization of subordinated debt issuance costs	56	56
Provision for loan and lease losses	4,223	3,138
Employee and non-employee stock-based compensation	3,067	2,151
Net change in deferred loan fees	2,837	1,063
Deferred income tax benefit	(1,865)	(1,531)
Loss on call of securities		37
Gain on sale of loans	(86)	(50)
Dividends earned on CRA fund	(50)
Unrealized gain of equity securities	(64)
Net change in:
Accrued interest receivable	(3,355)	(1,086)
Accounts payable, accrued expenses and other liabilities	5,117	(3,239)
Change in third-party debit cardholder balances	3,009	(1,195)
Change in accrued interest payable	(53)	533
Accounts receivable, net	(148)	1,081
Receivable from prepaid card programs, net	(1,860)	1,361
Prepaid expenses and other assets	(2,161)	(2,474)
Net cash provided by operating activities	40,957	27,060
Cash flows from investing activities:
Loan originations and payments, net	(777,181)	(279,794)
Loans purchased	(51,784)	(190,788)
Proceeds from the sale of loans held for sale	21,502	26,732
Redemptions of other investments	12,354	4,255
Purchases of other investments	(11,007)	(12,865)
Purchase of securities available for sale	(226,858)	(7,687)
Proceeds from calls of securities available for sale	1,065	1,463
Proceeds from paydowns and maturities of securities available for sale	23,136	5,252
Proceeds from paydowns of securities held to maturity	820	826
Purchase of premises and equipment, net	(6,836)	(1,964)
Net cash used in investing activities	(1,014,789)	(454,570)
Cash flows from financing activities:
Proceeds from exercise of stock options, net of redemptions		360
Redemption of common stock for tax withholdings for restricted stock vesting	(89)	(132)
Proceeds from FHLB advances	1,028,000	293,240
Repayments of FHLB advances	(1,069,000)	(150,438)
Proceeds from secured borrowings	42,972
Net increase in deposits	1,130,220	256,199
Net cash provided by financing activities	1,132,103	399,229
Increase (decrease) in cash and cash equivalents	158,271	(28,281)
Cash and cash equivalents at the beginning of the period	232,950	261,231
Cash and cash equivalents at the end of the period	391,221	232,950
Cash paid for:
Interest	32,223	12,184
Income Taxes	15,185	13,794
Non-cash item:
Transfer of loans held for investment to held for sale	$ 21,502	$ 26,682