CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
CONSOLIDATED STATEMENTS OF CASH FLOWS [Abstract]
NET INCOME	$ 19,831	$ 17,687	$ 15,295
ADJUSTMENTS TO RECONCILE NET INCOME TO NET CASH PROVIDED BY OPERATING ACTIVITIES
(Credit) provision for loan losses	(500)	600	1,000
Depreciation and amortization	2,429	2,331	2,358
Stock-based compensation - net	1,131	949	811
Net amortization of premiums	1,155	1,136	1,188
Originations of mortgage loans held for sale	(37,198)	(39,858)	(16,582)
Proceeds from sale of mortgage loans originated for sale	39,157	39,907	15,682
Gain on sale of mortgage loans originated for sale	(292)	(356)	(283)
Gain on sale of portfolio loans	(457)	(568)	(217)
Decrease (increase) in other intangibles	142	127	(13)
Deferred tax expense (benefit)	2,118	1,014	(1,711)
Decrease (increase) in accrued interest and loan fees receivable	117	(183)	(235)
(Increase) decrease in other assets	(2,743)	651	(366)
Adjustment to unfunded pension liability	(12)	(1,445)	(1,365)
Decrease in other liabilities	(3,066)	(789)	(2,011)
Income from bank-owned life insurance	(1,373)	(1,274)	(1,355)
Gain on sale of premises and equipment	0	0	(751)
Net gain on sale of securities available for sale	(617)	(319)	(19)
Net cash provided by operating activities	19,822	19,610	11,426
CASH FLOWS FROM INVESTING ACTIVITIES
Principal payments on investment securities - available for sale	8,238	14,431	11,055
Proceeds from sale of investment securities - available for sale	6,615	10,080	20,604
Maturities and calls of investment securities - available for sale	63,555	41,370	29,634
Purchases of investment securities - available for sale	(13,188)	(16,975)	(800)
Maturities and calls of investment securities - held to maturity	44,611	7,502	1,084
Purchases of investment securities - held to maturity	0	(6,000)	(3,434)
Decrease in interest-bearing time deposits in other banks	0	10,000	0
Decrease (increase) in Federal Reserve and Federal Home Loan Bank stock and other investments	6,232	(2,156)	(5,737)
Proceeds from sale of portfolio loans	77,016	49,871	25,443
Loan originations - net	(87,395)	(334,302)	(336,005)
Proceeds from sale of premises and equipment	0	0	1,064
Purchases of bank-owned life insurance	0	(6,000)	(5,000)
Purchases of premises and equipment - net	(3,914)	(1,930)	(1,051)
Net cash provided by (used in) investing activities	101,770	(234,109)	(263,143)
CASH FLOWS FROM FINANCING ACTIVITIES
Net increase in deposit accounts	57,559	224,563	45,999
Net (decrease) increase in short-term borrowings	(150,000)	20,000	130,000
Proceeds from long-term borrowings	0	15,000	0
Proceeds from stock options exercised	201	539	246
Cash dividends paid on common stock	(4,751)	(3,763)	(1,399)
Proceeds from shares issued under the dividend reinvestment plan	2,301	846	136
Decrease in capital lease payable	(134)	(116)	(101)
Net cash (used in) provided by financing activities	(94,824)	257,069	174,881
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	26,768	42,570	(76,836)
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD	98,086	55,516	132,352
CASH AND CASH EQUIVALENTS, END OF PERIOD	124,854	98,086	55,516
SUPPLEMENTAL DATA:
Interest paid	3,999	3,185	2,543
Income taxes paid	5,813	4,443	6,314
Loans transferred to held-for-sale	76,810	24,164	50,363
Loans transferred to OREO	650	0	0
Investment securities transferred from available for sale to held to maturity	$ 0	$ 0	$ 48,147