Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Operating Activities
Net income	$ 29,540	$ 25,866	$ 15,001
Adjustments to reconcile net income to net cash provided (used) by operating activities
Deferred income taxes	337	(20)	9,745
Provision for loan losses	7,312	8,610	3,280
Provision for foreclosed asset losses		245	425
Depreciation and amortization	8,768	8,729	9,856
Amortization and accretion of premiums/discounts on investment securities	1,127	1,570	2,069
Stock-based compensation	1,750	1,847	938
Increase in value of bank-owned life insurance	(803)	(804)	(820)
Realized loss (gain) on sale of branch	(1,544)
Realized loss (gain) on sale of fixed assets	(541)	(11)	154
Realized loss (gain) on forward sale derivatives	(7)	15	97
Realized loss (gain) on rate lock commitments	12	(14)	(70)
Realized loss (gain) on sale of foreclosed assets	(122)	(114)	38
Realized loss (gain) on sale of investment securities	(357)	(129)
Realized loss (gain) on servicing rights	(209)	(577)	(743)
Net change in:
Securities held for trading	1,539	406	14
Loans held for sale	(32,360)	3,452	17,125
Accrued interest receivable	12	(828)	(898)
Other assets	2,511	4,478	(1,693)
Accrued expenses and other liabilities	2,283	832	(6,628)
Net cash provided (used) by operating activities	19,248	53,553	47,890
Investing Activities
Proceeds from sales of investment securities available-for-sale	32,565	6,488
Proceeds from maturities of investment securities available-for-sale	37,109	35,082	42,257
Purchases of investment securities available-for-sale	(123,226)	(29,556)	(38,226)
Net (increase) decrease in equity securities	357	2,280	313
Net (increase) decrease in loans	(21,898)	(163,156)	(210,286)
Payment to FDIC for termination of loss share agreements		(3,000)
Proceeds from sale of branch	10,379
Proceeds from sale of fixed assets	875	11	2,390
Purchases of premises and equipment	(2,901)	(3,753)	(2,946)
Proceeds from sales of foreclosed assets	1,146	896	1,405
Net cash provided (used) by investing activities	(65,594)	(154,708)	(205,093)
Financing Activities
Net increase (decrease) in deposits	191,444	(35,669)	49,754
Net increase (decrease) in short-term borrowings	(93,460)	63,460	29,271
Repayments of long-term debt	(230)	(171)	(168)
Cash dividends paid on common stock	(8,909)	(7,456)	(6,729)
Repurchase of common stock	(1,948)	(356)	(294)
Proceeds from the issuance of common stock in initial public offering net of issuance costs	62,804
Net cash provided (used) by financing activities	149,701	19,808	71,834
Net change in cash and cash equivalents	103,355	(81,347)	(85,369)
Cash and cash equivalents at beginning of period	40,651	121,998	207,367
Cash and cash equivalents at end of period	144,006	40,651	121,998
Cash paid for:
Interest	18,431	12,315	8,026
Income taxes	7,219	5,347	13,074
Non-cash information
Loan collateral transferred to foreclosed assets	828	748	433
Unrealized gain (loss) on investment securities available-for-sale	5,537	(2,541)	807
Initial recognition of operating lease right-of-use assets	10,485
Initial recognition of operating lease liabilities	11,006
Change in fair value of ESOP shares	$ (34,494)	3,003	$ 1,014
Loans transferred to held for sale		32,031
Deposits transferred to held for sale		$ (24,197)