Stockholders' Equity and Earnings per Common Share (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2015	Dec. 31, 2014
Available-for-sale securities [Abstract]
Realized gains on sales of securities		$ 76	$ 2
Tax effect		26	1
Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, Net of Tax		50	1
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax [Abstract]
Other Comprehensive Income (Loss), Reclassification, Pension and Other Postretirement Benefit Plans, Net Gain (Loss) Recognized in Net Periodic Benefit Cost, before Tax	[1]	(390)	(251)
Other Comprehensive Income (Loss), Reclassification, Pension and Other Postretirement Benefit Plans, Net Gain (Loss) Recognized in Net Periodic Benefit Cost, Tax		(133)	(85)
Other Comprehensive Income (Loss), Reclassification, Pension and Other Postretirement Benefit Plans, Net Gain (Loss) Recognized in Net Periodic Benefit Cost, Net of Tax		(257)	(166)
Total Reclassification from Other Comprehensive Income		(207)	(165)
Unrealized Gains (Losses) on Securities [Abstract]
Balance at beginning of the period		(78)	(5,317)
Unrealized gains (losses) on securities, net of all adjustments		(498)	5,239
Balance at end of the period		(576)	(78)
Other Comprehensive Income -- Available-for-Sale to Held-to-Maturity [Abstract]
Other Comprehensive Income -- Available-for-Sale to Held-to-Maturity Balance		(3,386)	(3,937)
Other Comprehensive Income -- Available-for-Sale to Held-to-Maturity Change		3,386	551
Other Comprehensive Income -- Available-for-Sale to Held-to-Maturity Balance		0	(3,386)
Defined Benefit Pension Plans [Abstract]
Balance at beginning of the period		(2,429)	(1,548)
Net change for the year		(157)	(881)
Balance at end of the period		(2,586)	(2,429)
Accumulated Other Comprehensive Income (Loss) [Abstract]
Balance at beginning of the period		(5,893)	(10,802)
Net change for the year		2,731	4,909
Balance at end of the period		(3,162)	(5,893)
Other comprehensive income, pretax [Abstract]
Unrealized holding gains/losses arising during the period		(679)	7,940
Less reclassification adjustment for gains recognized in income		(76)	(2)
Net unrealized losses on securities		(755)	7,938
Unrealized loss transferred		4,197	0
Amortization		934	835
Net effect of market adjustment on securities transferred to available-for-sale		5,131	835
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Net Unamortized Gain (Loss) Arising During Period, before Tax		(627)	(1,587)
Other Comprehensive Income (Loss), Finalization of Pension and Non-Pension Postretirement Plan Valuation, before Tax		0	0
Other Comprehensive Income (Loss), Reclassification, Pension and Other Postretirement Benefit Plans, Net Gain (Loss) Recognized in Net Periodic Benefit Cost, before Tax	[1]	390	251
Defined Benefit Plan Other Amount Recognized in Other Comprehensive Income		(237)	(1,336)
Total change in other comprehensive income or loss		4,139	7,437
Other comprehensive income tax expense (benefit) [Abstract]
Unrealized holding losses arising during the period		(231)	2,700
Tax effect		(26)	(1)
Net unrealized losses on securities		(257)	2,699
Unrealized loss transferred tax		1,427	0
Amortization tax		318	284
Net effect of market adjustment on securities transferred to available-for-sale, tax		1,745	284
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Net Unamortized (Gain) Loss Arising During Period, Tax		(213)	(540)
Other Comprehensive Income (Loss), Finalization of Pension and Non-Pension Postretirement Plan Valuation, Tax		0	0
Other Comprehensive Income (Loss), Reclassification, Pension and Other Postretirement Benefit Plans, Net Gain (Loss) Recognized in Net Periodic Benefit Cost, Tax		133	85
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Tax		(80)	(455)
Other Comprehensive Income (Loss), Tax, Total		1,408	2,528
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Unrealized holding losses arising during the period		(448)	5,240
Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, Net of Tax		(50)	(1)
Unrealized gains (losses) on securities, net of all adjustments		(498)	5,239
Unrealized loss transferred net		2,770	0
Amortization net of tax		616	551
Net effect of market adjustment on securities transferred to held-to-maturity		3,386	551
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Net Unamortized Gain (Loss) Arising During Period, Net of Tax		(414)	(1,047)
Other Comprehensive Income (Loss), Finalization of Pension and Non-Pension Postretirement Plan Valuation, Net of Tax		0	0
Other Comprehensive Income (Loss), Reclassification, Pension and Other Postretirement Benefit Plans, Net Gain (Loss) Recognized in Net Periodic Benefit Cost, Net of Tax		257	166
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax		(157)	(881)
Other Comprehensive Income (Loss), Net of Tax, Total		2,731	4,909
Computation of earnings per share [Abstract]
Net Income applicable to common stock		$ 3,634	$ 4,116
Average number of common shares outstanding (in shares)		4,959,009	4,959,009
Effect of dilutive options (in shares)		0	0
Average number of common share outstanding used to calculate diluted earnings per common share (in shares)		4,959,009	4,959,009
Stock Options [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from computation of earnings per share (in shares)		76,000	117,000

[1] This accumulated other comprehensive loss component is included in the computation of net periodic pension cost (see NOTE 14, Pension Plan for additional details).