Investment Securities (Details) - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016
Amortized cost and fair value of debt securities
Total Amortized Cost	$ 218,025	$ 217,635
Gross Unrealized Gains	430	261
Gross Unrealized Losses	(2,102)	(3,384)
Fair value	216,353	214,512
U.S. government and federal agency obligations
Amortized cost and fair value of debt securities
Total Amortized Cost	12,945	13,667
Gross Unrealized Gains	0	0
Gross Unrealized Losses	(233)	(303)
Fair value	12,712	13,364
Government sponsored enterprises
Amortized cost and fair value of debt securities
Total Amortized Cost	37,568	32,786
Gross Unrealized Gains	0	2
Gross Unrealized Losses	(256)	(329)
Fair value	37,312	32,459
Obligations of states and political subdivisions
Amortized cost and fair value of debt securities
Total Amortized Cost	48,031	42,666
Gross Unrealized Gains	261	123
Gross Unrealized Losses	(298)	(757)
Fair value	47,994	42,032
Mortgage-backed securities
Amortized cost and fair value of debt securities
Total Amortized Cost	119,481	128,516
Gross Unrealized Gains	169	136
Gross Unrealized Losses	(1,315)	(1,995)
Fair value	118,335	126,657
Mortgage-backed securities \| Residential - government agencies
Amortized cost and fair value of debt securities
Total Amortized Cost	118,491	127,527
Gross Unrealized Gains	157	124
Gross Unrealized Losses	(1,315)	(1,995)
Fair value	117,333	125,656
Mortgage-backed securities \| Commercial - government agencies
Amortized cost and fair value of debt securities
Total Amortized Cost	990	989
Gross Unrealized Gains	12	12
Gross Unrealized Losses	0	0
Fair value	$ 1,002	$ 1,001

This item represents the cost of debt 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.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (aa)
-URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27161-111563

Reference 2: 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)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Reference 2: http://www.xbrl.org/2003/role/presentationRef
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