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Securities (Details Textual) $ in Thousands	3 Months Ended
	Mar. 31, 2018 USD ($) Securities	Mar. 31, 2017 USD ($)
Schedule Of Available For Sale Securities [Line Items]
Proceeds from sales of securities available for sale	$ 262	$ 43,263
Gross gains realized	4	562
Gross Losses realized	$ 2	$ 549
Number of securities | Securities	562
Number of securities on unrealized loss position | Securities	312
ASU 2016-01 | Equity securities
Schedule Of Available For Sale Securities [Line Items]
Unrealized gains recognized in income statement for securities	$ 16

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
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