Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Cash flows from operating activities:
Interest received	$ 93,855	$ 89,856
Fees and commissions received	15,690	15,774
Proceeds from sale of loans held for sale	151,014	114,385
Origination of loans held for sale	(162,633)	(112,553)
Interest paid	(13,968)	(16,104)
Cash paid to suppliers and employees	(49,250)	(48,143)
Income taxes paid	(10,290)	(8,915)
Net cash provided by operating activities	24,418	34,300
Cash flows from investing activities:
Proceeds from maturities, calls, and principal payments of available-for-sale securities	152,591	53,211
Proceeds from the sale of available-for-sale securities	24,028	37,325
Purchase of available-for-sale securities	(324,197)	(233,765)
Loans made to customers, net of repayments	(202,994)	59,366
Purchase of restricted equity securities	(409)	(1,668)
Purchase of bank owned life insurance and annuities	(4,662)	0
Purchase of premises and equipment	(1,734)	(3,229)
Proceeds from sale of other real estate	1,311	767
Proceeds from sale of other assets	4	14
Net cash used in investing activities	(356,062)	(87,979)
Cash flows from financing activities:
Net increase in non-interest bearing, savings and NOW deposit accounts	429,271	118,383
Net increase (decrease) in time deposits	(13,294)	26,628
Net increase (decrease) in Federal Home Loan Bank advances	(6,430)	26,413
Escrow payable, net	10,794	1,606
Common stock dividends paid	(13,013)	(11,725)
Proceeds from sale of common stock pursuant to dividend reinvestment plan	10,056	9,134
Repurchase of common stock	0	(1,629)
Proceeds from exercise of stock options	347	437
Net cash provided by financing activities	417,731	169,247
Net increase in cash and cash equivalents	86,087	115,568
Cash and cash equivalents at beginning of period	159,770	99,191
Cash and cash equivalents at end of period	245,857	214,759
Reconciliation of net earnings to net cash provided by operating activities:
Net earnings	29,590	28,072
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation, amortization, and accretion	6,256	4,642
Provision for loan losses	6,631	1,354
Loss (gain) on sale of other real estate	(652)	48
Loss (gain) on sale of securities	(425)	268
Share-based compensation expense	312	265
Loss (gain) on the sale of other assets	(2)	3
Loss on the sale of bank premises and equipment	4	2
Increase in derivative liability, net	177	0
Increase in loans held for sale	(18,427)	(3,299)
Deferred tax benefit	(902)	(1,017)
Increase in other assets, bank owned life insurance and annuity contract earnings, net	(3,891)	(3,379)
Decrease (increase) in interest receivable	(2,040)	20
Increase in other liabilities	9,980	5,381
Increase (decrease) in taxes payable	(1,639)	919
Increase (decrease) in interest payable	(554)	1,021
Total adjustments	(5,172)	6,228
Net cash provided by operating activities	24,418	34,300
Supplemental schedule of non-cash activities:
Unrealized gain in value of securities available-for-sale, net of taxes of $2,341 and $2,723 for the nine months ended September 30, 2020 and 2019, respectively	6,615	7,697
Non-cash transfers from loans to other real estate	992	847
Non-cash transfers from other real estate to loans	0	544
Non-cash transfers from loans to other assets	$ 5	$ 2