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Securities (Textual) (Details) $ in Millions | Dec. 31, 2018 USD ($) investment | Dec. 31, 2017 USD ($)
--- | --- | ---
Debt Securities, Available-for-sale [Line Items] |  |
Available-for-sale securities pledged as collateral | $ | $ 103.7 | $ 97.2
U.S. Government-sponsored enterprises (GSEs) [Member] |  |
Debt Securities, Available-for-sale [Line Items] |  |
Securities in unrealized loss positions (Number of investments) | 8 |
Muncipal Securities [Member] |  |
Debt Securities, Available-for-sale [Line Items] |  |
Securities in unrealized loss positions (Number of investments) | 22 |
Other Debt Securities [Member] |  |
Debt Securities, Available-for-sale [Line Items] |  |
Securities in unrealized loss positions (Number of investments) | 1 |
Mortgage-backed securities [Member] |  |
Debt Securities, Available-for-sale [Line Items] |  |
Securities in unrealized loss positions (Number of investments) | 66 |

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- Definition Amount of restricted investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 30 -Section 50 -Paragraph 1A -Subparagraph (b)(1)(i) -URI http://asc.fasb.org/extlink&oid=109249958&loc=SL6224234-111729 + Details
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- Definition Number of investments in debt securities measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 6 -Subparagraph (b)(3) -URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27290-111563 + Details
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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. + References No definition available. + Details
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