Securities (Details Textual) - USD ($) $ in Millions |
Mar. 31, 2018 |
Dec. 31, 2017 |
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| Schedule of Available-for-sale Securities [Line Items] | ||
| Trading Securities Pledged as Collateral | $ 17.3 | $ 21.2 |
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition The fair value of trading securities that serve as collateral for borrowings. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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