INCOME TAXES (Details) - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Current [Abstract]
State	$ 216,000	$ 606,000	$ 395,000
Federal	3,668,000	5,366,000	3,548,000
Total current	3,884,000	5,972,000	3,943,000
Deferred expense/(benefit)	774,000	(2,263,000)	(121,000)
Income tax expense	4,658,000	3,709,000	3,822,000
Reconciliation of income tax expense [Abstract]
Tax computed at statutory rate	4,791,000	4,034,000	4,268,000
Tax-exempt interest	(441,000)	(456,000)	(483,000)
Dividend exclusion	(41,000)	(60,000)	(46,000)
State taxes, net of Federal impact	238,000	227,000	188,000
Nondeductible interest expense	8,000	8,000	11,000
Other items, net	103,000	(44,000)	(116,000)
Income tax expense	4,658,000	3,709,000	3,822,000
Deferred tax assets:
Allowance for loan losses	5,385,000	5,182,000
Accrual for employee benefit plans	597,000	709,000
Depreciation	1,553,000	1,010,000
Deferred compensation and directors' fees	1,136,000	1,076,000
Purchase accounting adjustment – deposits	37,000	65,000
Purchase accounting adjustment – loans	130,000	259,000
Purchase accounting adjustment - fixed assets	221,000	221,000
Accounting for defined benefit pension and other benefit plans	6,975,000	6,624,000
Trust preferred impairment write down	0	540,000
Nonaccrued interest	868,000	617,000
Accrued expense	0	1,580,000
Other	288,000	456,000
Total gross deferred tax assets	17,190,000	18,339,000
Deferred tax liabilities:
Deferred loan fees and costs	933,000	910,000
Prepaid pension	4,609,000	5,179,000
Net unrealized gains on securities available for sale	130,000	1,359,000
Discount accretion	427,000	410,000
Core deposit intangible	1,437,000	1,479,000
Other	149,000	153,000
Total gross deferred tax liabilities	7,685,000	9,490,000
Net deferred tax asset	9,505,000	8,849,000
Unrecognized tax benefits	0	0	0
Accrued interest or penalties related to uncertain tax positions	$ 0	$ 0	$ 0