Investment Securities (Unrealized Gain (Loss) on Investments) (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Schedule of Investments [Line Items]
Amortized Cost	$ 138,048	$ 133,350
Unrealized Gains	142	2,774
Unrealized Losses	4,565	403
Available for sale Securities, Fair Value	133,625	135,721
U.S. Treasury and U.S. government agencies [Member]
Schedule of Investments [Line Items]
Amortized Cost	48,520	26,316
Unrealized Gains	34	729
Unrealized Losses	1,542	55
Available for sale Securities, Fair Value	47,012	26,990
Mortgage-backed U.S. Government Agencies [Member]
Schedule of Investments [Line Items]
Amortized Cost	26,181	38,983
Unrealized Gains	17	49
Unrealized Losses	579	228
Available for sale Securities, Fair Value	25,619	38,804
State and political subdivision obligations [Member]
Schedule of Investments [Line Items]
Amortized Cost	61,079	64,780
Unrealized Gains	91	1,914
Unrealized Losses	2,332	77
Available for sale Securities, Fair Value	58,838	66,617
Corporate debt securities [Member]
Schedule of Investments [Line Items]
Amortized Cost	1,000	2,000
Unrealized Gains		80
Unrealized Losses		10
Available for sale Securities, Fair Value	1,000	2,070
Equity Securities [Member]
Schedule of Investments [Line Items]
Amortized Cost	1,268	1,271
Unrealized Gains		2
Unrealized Losses	112	33
Available for sale Securities, Fair Value	$ 1,156	$ 1,240

Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 25
-Paragraph 1
-Subparagraph (b)
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Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
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-Section 50
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Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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Amount before tax of unrealized gain in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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Amount before tax of unrealized loss in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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This item represents the cost of debt and equity securities, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.2)
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