Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Assets [Abstract]
Cash and due from banks	$ 92,365	$ 88,658
Interest-bearing deposits in depository institutions	18,271	51,486
Cash and Cash Equivalents	110,636	140,144
Investment securities available for sale, at fair value	934,113	810,106
Investment securities held-to-maturity, at amortized cost (approximate fair value at March 31, 2020 and December 31, 2019 - $0 and $50,598, respectively)	0	49,036
Other securities	26,827	28,490
Total Investment Securities	960,940	887,632
Gross loans	3,613,050	3,616,099
Allowance for credit losses	(24,393)	(11,589)
Net Loans	3,588,657	3,604,510
Bank owned life insurance	116,000	115,261
Premises and equipment, net	78,948	76,965
Accrued interest receivable	12,570	11,569
Net deferred tax asset	2,159	6,669
Goodwill and other intangible assets, net	119,829	120,241
Other assets	98,710	55,765
Total Assets	5,088,449	5,018,756
Deposits:
Noninterest-bearing	857,501	805,087
Interest-bearing:
Demand deposits	837,966	896,465
Savings deposits	989,609	1,009,771
Time deposits	1,366,977	1,364,571
Total Deposits	4,052,053	4,075,894
Federal Home Loan Bank advances	9,900	0
Securities sold under agreements to repurchase	224,247	211,255
Long-term debt	0	4,056
Other liabilities	117,021	69,568
Total Liabilities	4,403,221	4,360,773
Shareholders’ Equity
Preferred stock, par value $25 per share: 500,000 shares authorized; none issued	0	0
Common stock, par value $2.50 per share: 50,000,000 shares authorized; 19,047,548 shares issued at March 31, 2020 and December 31, 2019, less 2,907,168 and 2,744,109 shares in treasury, respectively	47,619	47,619
Capital surplus	170,096	170,309
Retained earnings	556,718	539,253
Cost of common stock in treasury	(116,665)	(105,038)
Accumulated other comprehensive income:
Unrealized gain on securities available-for-sale	33,730	12,110
Underfunded pension liability	(6,270)	(6,270)
Total Accumulated Other Comprehensive Income	27,460	5,840
Total Shareholders’ Equity	685,228	657,983
Total Liabilities and Shareholders’ Equity	$ 5,088,449	$ 5,018,756