Income Taxes (Schedule of Deferred Tax Assets and Liabilities) (Details) - USD ($) $ in Thousands	Dec. 31, 2016		Dec. 31, 2015		Dec. 31, 2014
Deferred tax assets:
Allowance for loan losses	$ 3,718		$ 4,251
ASC 715 pension funding liability	8,969		8,438
Net operating loss carryforward	169	[1]	212	[1]	$ 255
Supplemental executive retirement plan accrual	2,604		1,690
Stock compensation	1,695
Other	177		553
Total deferred tax assets	17,332		15,144
Deferred tax liabilities:
Premises and equipment	(2,731)		(2,081)
Pension	(3,601)		(4,181)
Stock compensation			(510)
Intangible/assets	(1,402)		(1,314)
Unrealized gain on investment in securities available-for-sale	(560)		(4,658)
Other			(452)
Total deferred tax liabilities	(8,294)		(13,196)
Net deferred tax assets	$ 9,038		$ 1,948

[1] As of December 31, 2016, the Company had approximately $484,000 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.