Consolidated Statements of Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Interest Income
Loans receivable	$ 179,672	$ 183,631	$ 147,478
Investment securities – taxable	8,493	12,606	10,621
Investment securities – tax exempt	17,213	12,095	8,069
Total interest income	205,378	208,332	166,168
Interest Expense
Deposits	18,556	33,690	18,225
Borrowed funds	11,430	10,672	11,009
Subordinated notes	1,824	0	0
Junior subordinated debentures issued to capital trusts	2,628	3,179	2,365
Total interest expense	34,438	47,541	31,599
Net Interest Income	170,940	160,791	134,569
Credit loss expense	20,751	1,976	2,906
Net Interest Income after Credit Loss Expense	150,189	158,815	131,663
Non–interest Income
Service charges on deposit accounts	8,848	9,959	7,762
Wire transfer fees	1,000	653	612
Interchange fees	9,306	7,655	5,715
Fiduciary activities	9,145	8,580	7,827
Gains (losses) on sale of investment securities (includes $4,297, $(75) and $(443) for the years ended December 31, 2020, 2019 and 2018, respectively, related to accumulated other comprehensive earnings reclassifications)	4,297	(75)	(443)
Gain on sale of mortgage loans	26,721	9,208	6,613
Mortgage servicing income net of impairment	(3,716)	1,914	2,120
Increase in cash value of bank owned life insurance	2,243	2,190	1,912
Death benefit on bank owned life insurance	264	580	154
Other income	1,513	2,394	2,141
Total non–interest income	59,621	43,058	34,413
Non–interest Expense
Salaries and employee benefits	71,082	65,206	56,623
Net occupancy expenses	12,811	12,157	10,482
Data processing	9,200	8,480	6,816
Professional fees	2,433	1,946	1,926
Outside services and consultants	7,318	8,152	5,271
Loan expense	10,628	8,633	6,341
FDIC insurance expense	1,855	252	1,444
Other losses	1,162	740	665
Other expense	14,952	16,466	12,948
Total non–interest expense	131,441	122,032	102,516
Income Before Income Taxes	78,369	79,841	63,560
Income tax expense (includes $902, $(16) and $(93) for the years ended December 31, 2020, 2019 and 2018, respectively, related to income tax expense (benefit) from reclassification items)	9,870	13,303	10,443
Net Income Available to Common Shareholders	$ 68,499	$ 66,538	$ 53,117
Basic Earnings Per Share (in USD per share)	$ 1.56	$ 1.53	$ 1.39
Diluted Earnings Per Share (in USD per share)	$ 1.55	$ 1.53	$ 1.38