Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Assets:
Cash and due from banks	$ 66,664	$ 54,250
Interest bearing deposits	356,441	283,985
Cash and cash equivalents	423,105	338,235
Certificates of deposit in other banks	245	245
Debt securities available-for-sale at fair value (amortized cost of $1,150,224 and $978,774, respectively)	1,155,195	997,261
Equity securities at fair value	2,243	2,471
Loans held for sale	17,748	23,259
Loans	3,538,804	3,554,211
Allowance for credit losses	(45,346)	(48,022)
Net loans	3,493,458	3,506,189
Premises and equipment, net	40,997	42,001
Right-of-use assets	12,787	13,215
Federal Home Loan Bank stock	9,971	10,048
Federal Reserve Bank stock	4,887	4,887
Goodwill	65,490	65,490
Bank owned life insurance	72,710	72,373
Mortgage servicing rights	5,584	4,068
Other real estate owned	6,224	7,694
Accrued interest receivable	15,188	15,818
Other assets	34,287	35,887
Total assets	5,360,119	5,139,141
Deposits:
Noninterest bearing	1,283,309	1,140,925
Interest bearing	2,950,463	2,875,157
Total deposits	4,233,772	4,016,082
Repurchase agreements	354,235	355,862
Federal funds purchased	500	500
Advances from Federal Home Loan Bank	390	395
Long-term debt	57,841	57,841
Deferred tax liability	530	4,687
Operating lease liability	12,111	12,531
Finance lease liability	1,438	1,441
Accrued interest payable	1,365	1,243
Other liabilities	35,868	33,694
Total liabilities	4,698,050	4,484,276
Shareholders' equity:
Preferred stock, 300,000 shares authorized and unissued	0	0
Common stock, $5.00 par value, shares authorized 25,000,000; shares outstanding 2021 - 17,826,076; 2020 - 17,810,401	89,131	89,052
Capital surplus	225,861	225,507
Retained earnings	343,511	326,738
Accumulated other comprehensive income, net of tax	3,566	13,568
Total shareholders' equity	662,069	654,865
Total liabilities and shareholders' equity	$ 5,360,119	$ 5,139,141