CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Interest income:
Loans (including fee income)	$ 158,228	$ 144,380	$ 126,420
Mortgage-backed securities, CMOs and other asset-backed securities	16,182	16,591	15,231
U.S. GSE securities	465	837	1,198
State and municipal obligations	2,234	2,812	3,788
Corporate bonds	1,200	1,422	1,233
Deposits with banks	1,697	1,076	278
Other interest and dividend income	1,535	1,866	1,701
Total interest income	181,541	168,984	149,849
Interest expense:
Savings, NOW and money market deposits	23,687	15,928	7,858
Certificates of deposit of $100,000 or more	4,270	3,007	1,843
Other time deposits	1,502	1,801	725
Federal funds purchased and repurchase agreements	767	1,200	1,571
FHLB advances	4,573	5,729	6,105
Subordinated debentures	4,539	4,539	4,539
Junior subordinated debentures			48
Total interest expense	39,338	32,204	22,689
Net interest income	142,203	136,780	127,160
Provision for loan losses	5,700	1,800	14,050
Net interest income after provision for loan losses	136,503	134,980	113,110
Non-interest income:
Service charges and other fees	10,059	9,853	8,996
Net securities gains (losses)	201	(7,921)	38
Title fees	1,720	1,797	2,394
Gain on sale of Small Business Administration ("SBA") loans	1,984	2,078	1,689
Bank owned life insurance	2,230	2,219	2,250
Loan swap fees	7,460	716	1,008
Other	1,733	2,826	1,727
Total non-interest income	25,387	11,568	18,102
Non-interest expense:
Salaries and employee benefits	56,244	50,458	46,560
Occupancy and equipment	14,372	13,245	13,998
Technology and communications	7,905	6,465	5,753
Marketing and advertising	4,740	4,597	4,742
Professional services	3,797	4,004	3,153
FDIC assessments	608	1,665	1,310
Net fraud loss		8,900
Office relocation costs		750
Restructuring Costs			8,020
Amortization of other intangible assets	787	917	1,047
Other	7,686	7,179	7,144
Total non-interest expense	96,139	98,180	91,727
Income before income taxes	65,751	48,368	39,485
Income tax expense	14,060	9,141	18,946
Net income	$ 51,691	$ 39,227	$ 20,539
Basic earnings per share (in dollars per share)	$ 2.59	$ 1.97	$ 1.04
Diluted earnings per share (in dollars per share)	$ 2.59	$ 1.97	$ 1.04