CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME (UNAUDITED) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME (UNAUDITED) [Abstract]
Net income	$ 4,581,000	$ 3,650,000	$ 13,519,000	$ 10,421,000
Other comprehensive income (loss):
Change in unrealized gains (losses) on available For sale securities	(971,000)	(288,000)	(3,544,000)	437,000
Income tax effect	205,000	98,000	744,000	(149,000)
Change in unrecognized pension cost	47,000	56,000	140,000	168,000
Income tax effect	(11,000)	(19,000)	(30,000)	(57,000)
Less: Reclassification adjustment for investment security (gains) losses included in net income	8,000	(9,000)	8,000	(204,000)
Income tax effect	(2,000)	3,000	(2,000)	69,000
Other comprehensive income (loss), net of tax	(724,000)	(159,000)	(2,684,000)	264,000
Comprehensive income	$ 3,857,000	$ 3,491,000	$ 10,835,000	$ 10,685,000