Income Taxes (Schedule of Deferred Tax Assets and Liabilities) (Details) - USD ($) $ in Thousands		Dec. 31, 2017	Dec. 31, 2016
Deferred tax assets:
Allowance for loan losses		$ 2,413	$ 3,718
ASC 715 pension funding liability		6,080	8,969
Net operating loss carryforward	[1]	76	169
Supplemental executive retirement plan accrual		1,833	2,604
Stock compensation		1,307	1,695
Other		118	177
Total deferred tax assets		11,827	17,332
Deferred tax liabilities:
Premises and equipment		(2,248)	(2,731)
Pension		(1,379)	(3,601)
Intangible/assets		(1,091)	(1,402)
Unrealized gain on investment in securities available-for-sale		(1,938)	(560)
Deferred income		(2,121)
Total deferred tax liabilities		(8,777)	(8,294)
Net deferred tax assets		$ 3,050	$ 9,038

[1] As of December 31, 2017, the Company had approximately $361,000 of net operating loss carry forwards as a result of the acquisition of Franklin Bancorp. The utilization of the net operating loss carry forward is subject to Section 382 of the Internal Revenue Code and limits the Company's use to approximately $122,000 per year during the carry forward period, which expires in 2020.