CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Interest and dividends on securities
Taxable	$ 29,718	$ 35,354	$ 37,860
Nontaxable	454	555	884
Interest and fees on loans	254,366	250,535	199,984
Interest on interest bearing deposits and other investments	2,497	3,379	2,670
Total Interest Income	287,035	289,823	241,398
Interest Expense
Interest on deposits	6,920	16,621	8,763
Interest on time certificates	13,365	21,776	11,684
Interest on securities sold under agreement to repurchase	283	1,431	1,804
Interest on Federal Home Loan Bank (“FHLB”) borrowings	1,540	3,010	4,468
Interest on subordinated debt	2,184	3,367	3,164
Total Interest Expense	24,292	46,205	29,883
Net Interest Income	262,743	243,618	211,515
Provision for credit losses	38,179	10,999	11,730
Net Interest Income After Provision for Credit Losses	224,564	232,619	199,785
Noninterest Income (see “Note N - Noninterest Income and Expenses”)
Securities gains (losses), net (includes net gains of $0.2 million for 2020, net gains of $6.2 million for 2019 and net losses of $0.1 million for 2018 in other comprehensive income reclassifications)	1,235	1,217	(623)
Other	60,335	55,515	50,645
Total Noninterest Income	61,570	56,732	50,022
Noninterest Expense (See “Note N - Noninterest Income and Expenses”)	185,552	160,739	162,273
Income Before Income Taxes	100,582	128,612	87,534
Income taxes	22,818	29,873	20,259
Net Income	$ 77,764	$ 98,739	$ 67,275
Net income per share of common stock
Diluted (in dollars per share)	$ 1.44	$ 1.90	$ 1.38
Basic (in dollars per share)	$ 1.45	$ 1.92	$ 1.40
Average common shares outstanding
Diluted (in shares)	53,930	52,029	48,748
Basic (in shares)	53,502	51,449	47,969