Investment Securities (Details 1) - USD ($) $ in Thousands	Jun. 30, 2018	Dec. 31, 2017
Schedule of Held-to-maturity Securities [Line Items]
Amortized Cost	$ 6,347	$ 6,575
Gross Unrealized Gains	25	50
Gross unrealized Losses	(65)	(37)
Fair Value	6,307	6,588
Mortgage-backed securities - residential
Schedule of Held-to-maturity Securities [Line Items]
Amortized Cost	467	637
Gross Unrealized Gains	6	9
Gross unrealized Losses	0	0
Fair Value	473	646
State and municipal securities
Schedule of Held-to-maturity Securities [Line Items]
Amortized Cost	5,880	5,938
Gross Unrealized Gains	19	41
Gross unrealized Losses	(65)	(37)
Fair Value	$ 5,834	$ 5,942

Amount of investment in debt security measured at amortized cost (held-to-maturity).

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
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Amount of accumulated unrecognized gain on investment in debt security measured at amortized cost (held-to-maturity).

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Amount of accumulated unrealized loss on investment in debt security measured at amortized cost (held-to-maturity).

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Fair value of investment in debt security measured at amortized cost (held-to-maturity).

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