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Investment Securities (Detail Textuals) $ in Thousands | Jun. 30, 2018 USD ($) Security | Dec. 31, 2017 USD ($) Security
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Investments Debt And Equity Securities [Abstract] |  |
Available for sale securities reported at cost in other assets | $ 9,300 | $ 11,000
Available for sale securities, pledged | $ 187,300 | $ 181,700
Number of securities consisted in portfolio | Security | 369 | 355
Number of securities in loss position | Security | 322 | 280
Aggregate fair value of securities in loss position | $ 212,002 | $ 207,929
Loss position for 12 months or longer | 114,099 | 114,649
Aggregate unrealized loss included in accumulated other comprehensive income (loss) | $ 5,972 | $ 3,322

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- Definition Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for more than 12 months. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27337-111563 + Details
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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 Sum of the carrying amounts as of the date of the latest financial statement presented of securities which are owned but transferred to another party to serve as collateral to partially or fully secure a debt obligation, repurchase agreement or other current or potential obligation, and for which the transferee is not permitted to sell or re-pledge them to an unrelated party. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -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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