Condensed Consolidated Statements Of Comprehensive Income (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Condensed Consolidated Statements Of Comprehensive Income [Abstract]
NET INCOME	$ 1,972,388	$ 2,260,374	$ 1,911,920	$ 3,357,896
OTHER COMPREHENSIVE INCOME (LOSS), net of deferred tax
UNREALIZED APPRECIATION (DEPRECIATION) ON AVAILABLE-FOR-SALE SECURITIES (Net of deferred tax expense (benefit) of $12,000, $1,836,000, $824,000, and $3,776,000, respectively)	18,000	2,759,597	1,237,872	5,667,141
RECLASSIFICATION ADJUSTMENT FOR SALE OF SECURITIES INCLUDED IN NET INCOME (Net of deferred tax expense (benefit) of $0, $1,440,000, $1,552,000, and $1,668,000, respectively)	0	(2,165,597)	(2,329,872)	(2,505,141)
PENSION AND POSTRETIREMENT, PRIOR SERVICE COST (Net of deferred tax expense (benefit) of $(5,000), $(8,000), $(15,000), and $(17,000), respectively)	(7,244)	(11,881)	(21,732)	(26,113)
RECLASSIFICATION ADJUSTMENT FOR PENSION AND POSTRETIREMENT NET (GAIN) LOSS (Net of deferred tax expense (benefit) of $(199,000), $(201,000), $(598,000), and $(604,000), respectively)	299,784	300,032	898,350	905,229
TOTAL OTHER COMPREHENSIVE INCOME (LOSS), net of deferred tax	325,028	905,913	(171,918)	4,093,342
COMPREHENSIVE INCOME	$ 2,297,416	$ 3,166,287	$ 1,740,002	$ 7,451,238