Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 14,883	$ 12,618	$ 12,125
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for credit losses	1,105	250	150
Deferred tax expense (benefit)	3,981	1,799	(175)
Depreciation and amortization	2,081	2,110	2,452
Amortization of investment security premiums and accretion of discounts, net	1,281	1,244	707
Amortization of deferred loan costs	670	486	580
Amortization of core deposit intangible	204	17
Accretion of unfavorable lease liability	(67)	(6)
Stock based compensation	374	36	119
Net gains on sales of investment securities			(107)
Net losses on sale of premises, equipment and other assets	56		104
Deferred gain on sale of premises	(517)	(517)	(517)
(Gain) loss on sale of other real estate owned	(20)		35
Equity in losses of real estate limited partnerships, net	1,664	1,104	1,257
Increase in cash surrender value of bank owned life insurance	(207)	(240)	(311)
Changes in assets and liabilities:
Net change in interest receivable	(348)	(219)	195
Net change in other assets	3,294	146	790
Net change in interest payable	(42)	(54)	(49)
Net change in other liabilities	(6,192)	1,792	(860)
Net cash provided by operating activities	22,200	20,566	16,495
CASH FLOWS FROM INVESTING ACTIVITIES:
Proceeds from sales of investment securities available for sale		4,263	56,889
Proceeds from maturities of investment securities available for sale	42,736	50,171	37,235
Proceeds from maturities of investment securities held to maturity	35,084	19,244	15,486
Net (purchases) redemptions of Federal Home Loan Bank stock	(1,179)	957	3,118
Purchases of investment securities available for sale	(95,401)	(133,137)	(55,495)
Loan originations in excess of principal payments	(101,116)	(83,666)	(16,844)
Proceeds from sales of other real estate owned	92		68
Real estate limited partnership investments	(2,333)	(1,595)	(1,822)
Purchases of bank premises and equipment	(185)	(1,206)	(2,477)
Cash and cash equivalents acquired in acquisition of NUVO Bank		7,070
Cash consideration paid in acquisition of NUVO Bank		(5,988)
Net cash (used in) provided by investing activities	(122,302)	(143,887)	36,158
CASH FLOWS FROM FINANCING ACTIVITIES:
Net change in deposits	(23,969)	98,186	(14,804)
Net increase in short-term borrowings	40,000
Net increase in securities sold under agreement to repurchase	25,479	28,175	8,150
Principal payments on long-term debt	(1,587)	(1,083)	(83)
Cash dividends paid	(7,695)	(7,096)	(7,085)
Purchase of Treasury Stock	(155)	(41)	(82)
Proceeds from the exercise of stock warrants	324
Increase in deferred compensation arrangements	281	461
Proceeds from exercise of stock options, net of withholding taxes	144	328	225
Tax benefit from exercise of stock options and distribution of shares in deferred compensation arrangements	50	115	14
Net cash provided by (used in) provided by financing activities	32,872	119,045	(13,665)
(Decrease) increase in cash and cash equivalents	(67,230)	(4,276)	38,988
Cash and cash equivalents beginning of period	150,183	154,459	115,471
Cash and cash equivalents end of period	82,953	150,183	154,459
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION:
Total interest payments	4,542	4,065	4,457
Total income tax payments	1,797
SUPPLEMENTAL DISCLOSURE OF NON-CASH INVESTING AND FINANCING ACTIVITIES:
Distribution of stock under deferred compensation arrangements	559	514	553
Non-cash exercise of stock options and warrants	161		124
Transfer of loans to other real estate owned	$ 136
Transfer of securities from available for sale to held to maturity			$ 12,626
Non-cash assets acquired:
Interest bearing time deposits with banks		110
Investment securities		4,344
Restricted investment in bank stock		376
Loans		149,360
Premises and equipment , net		580
Accrued interest receivable		369
Deferred tax asset		1,993
Other assets		356
Total non- cash assets acquired		157,488
Liabilities assumed:
Deposits		144,482
Federal Home Loan Bank advances		4,001
Accrued interest payable		42
Other liabilities		183
Total liabilities assumed		148,708
Net non-cash assets acquired		8,780
Net cash and cash equivalents acquired		7,070
Goodwill		7,011
Core deposit intangible		1,377
Tax effect of acquisition fair value adjustments		(705)
Value of shares of common stock issued in acquisition		17,545
Cash consideration paid in acquisition		$ 5,988