Consolidated Statements of Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands		3 Months Ended				9 Months Ended
		Sep. 30, 2018		Sep. 30, 2017		Sep. 30, 2018		Sep. 30, 2017
Interest income
Loans		$ 30,359		$ 25,410		$ 86,877		$ 73,856
Federal funds sold and interest bearing deposits		373		388		804		798
Mortgage loans held for sale		42		48		121		145
Securities
Taxable		2,055		2,003		6,298		6,173
Tax-exempt		192		271		669		829
Total Interest income		33,021		28,120		94,769		81,801
Interest expense
Deposits		3,972		1,593		8,723		4,237
Securities sold under agreements to repurchase and other short-term borrowings		300		110		850		225
Long term debt		228		244		692		715
Total interest expense		4,500		1,947		10,265		5,177
Net interest income		28,521		26,173		84,504		76,624
Provision for loan losses		735		150		2,705		1,650
Net interest income after provision for loan losses		27,786		26,023		81,799		74,974
Non-interest income:
Mortgage banking	[1]	712		781		2,034		2,380
Gain on call of securities				31				31
Bank owned life insurance	[1]	186		204		564		964
Total non-interest income		11,426		10,945		33,770		33,092
Non-interest expenses
Compensation		11,607		10,614		34,280		31,849
Employee benefits		2,501		2,368		7,646		7,392
Net occupancy and equipment		1,914		1,937		5,543		5,626
Technology and communication		2,183		1,905		6,643		5,873
Marketing and business development		740		611		2,191		1,743
Postage, printing and supplies		370		355		1,161		1,108
Legal and professional		501		571		1,498		1,642
FDIC insurance		238		242		718		716
Amortization/impairment of investments in tax credit partnerships				616		58		1,847
Capital and deposit based taxes		738		732		2,452		2,262
Other		989		1,217		2,754		3,314
Total non-interest expense		21,781		21,168		64,944		63,372
Income before income taxes		17,431		15,800		50,625		44,694
Income tax expense		3,555		4,096		9,766		11,597
Net income		$ 13,876		$ 11,704		$ 40,859		$ 33,097
Net income per share
Basic (in dollars per share)		$ 0.61		$ 0.52		$ 1.81		$ 1.47
Diluted (in dollars per share)		$ 0.60		$ 0.51		$ 1.78		$ 1.44
Average common shares
Basic (in shares)		22,636		22,542		22,613		22,524
Diluted (in shares)		22,968		22,964		22,956		22,984
Fiduciary and Trust [Member]
Non-interest income:
Non-interest income		$ 5,380		$ 5,025		$ 16,224		$ 15,272
Deposit Account [Member]
Non-interest income:
Non-interest income		1,482		1,568		4,340		4,583
Credit and Debit Card [Member]
Non-interest income:
Non-interest income		1,759		1,492		4,956		4,412
Treasury Management [Member]
Non-interest income:
Non-interest income		1,151		1,083		3,311		3,187
Investment Advisory, Management and Administrative Service [Member]
Non-interest income:
Non-interest income		444		404		1,245		1,147
Product and Service, Other [Member]
Non-interest income:
Non-interest income		$ 312	[2]	$ 357	[3]	$ 1,096	[2]	$ 1,116	[3]

[1] Not within the scope of ASC 606

[2] Includes safe box deposit fees of $46,000 quarterly and $137,000 year-to-date included within the scope of ASC 606

[3] Includes safe box deposit fees of $43,000 quarterly and $128,000 year-to-date included within the scope of ASC 606