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Fair Value Measurements and Fair Value of Financial Instruments (Details) - Schedule of Fair Value on a recurring basis - USD ($) $ in Thousands | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | ---
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value | $ 412,034 | $ 435,284
Derivatives | 1,159 | 798
Assets: Available-for-sale, Fair Value | 424,653 | 436,082
Federal Agency Obligations [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value | 44,955 | 56,022
Residential Mortgage Backed Securities [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value | 185,204 | 181,891
Commercial Mortgage Backed Securities [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value | 3,874 | 4,054
US States and Political Subdivisions Debt Securities [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value | 139,185 | 131,128
Corporate Bonds And Notes [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value | 25,813 | 29,693
Asset-backed Securities [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value | 9,691 | 12,050
Certificates of Deposit [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value | 322 | 625
Equity Securities [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value | 11,460 | 11,728
Other Securities [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value | 2,990 | 3,422
Trust Preferred Securities [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value |  | 4,671
Fair Value, Inputs, Level 1 [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value | 2,990 | 15,150
Derivatives |  |
Assets: Available-for-sale, Fair Value | 14,450 | 15,150
Fair Value, Inputs, Level 1 [Member] | Federal Agency Obligations [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value |  |
Fair Value, Inputs, Level 1 [Member] | Residential Mortgage Backed Securities [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value |  |
Fair Value, Inputs, Level 1 [Member] | Commercial Mortgage Backed Securities [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value |  |
Fair Value, Inputs, Level 1 [Member] | US States and Political Subdivisions Debt Securities [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value |  |
Fair Value, Inputs, Level 1 [Member] | Corporate Bonds And Notes [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value |  |
Fair Value, Inputs, Level 1 [Member] | Asset-backed Securities [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value |  |
Fair Value, Inputs, Level 1 [Member] | Certificate Of Deposit [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value |  |
Fair Value, Inputs, Level 1 [Member] | Equity Securities [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value | 11,460 | 11,728
Fair Value, Inputs, Level 1 [Member] | Other Securities [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value | 2,990 | 3,422
Fair Value, Inputs, Level 1 [Member] | Trust Preferred Securities [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value |  |
Fair Value, Inputs, Level 2 [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value | 399,667 | 410,502
Derivatives | 1,159 | 798
Assets: Available-for-sale, Fair Value | 400,826 | 411,300
Fair Value, Inputs, Level 2 [Member] | Federal Agency Obligations [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value | 44,955 | 56,022
Fair Value, Inputs, Level 2 [Member] | Residential Mortgage Backed Securities [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value | 185,204 | 181,891
Fair Value, Inputs, Level 2 [Member] | Commercial Mortgage Backed Securities [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value | 3,874 | 4,054
Fair Value, Inputs, Level 2 [Member] | US States and Political Subdivisions Debt Securities [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value | 129,808 | 121,496
Fair Value, Inputs, Level 2 [Member] | Corporate Bonds And Notes [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value | 25,813 | 29,693
Fair Value, Inputs, Level 2 [Member] | Asset-backed Securities [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value | 9,691 | 12,050
Fair Value, Inputs, Level 2 [Member] | Certificate Of Deposit [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value | 322 | 625
Fair Value, Inputs, Level 2 [Member] | Equity Securities [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value |  |
Fair Value, Inputs, Level 2 [Member] | Other Securities [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value |  |
Fair Value, Inputs, Level 2 [Member] | Trust Preferred Securities [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value |  | 4,671
Fair Value, Inputs, Level 3 [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value | 9,377 | 9,632
Derivatives |  |
Assets: Available-for-sale, Fair Value | 9,377 | 9,632
Fair Value, Inputs, Level 3 [Member] | Federal Agency Obligations [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value |  |
Fair Value, Inputs, Level 3 [Member] | Residential Mortgage Backed Securities [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value |  |
Fair Value, Inputs, Level 3 [Member] | Commercial Mortgage Backed Securities [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value |  |
Fair Value, Inputs, Level 3 [Member] | US States and Political Subdivisions Debt Securities [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value | 9,377 | 9,632
Fair Value, Inputs, Level 3 [Member] | Corporate Bonds And Notes [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value |  |
Fair Value, Inputs, Level 3 [Member] | Asset-backed Securities [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value |  |
Fair Value, Inputs, Level 3 [Member] | Certificate Of Deposit [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value |  |
Fair Value, Inputs, Level 3 [Member] | Equity Securities [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value |  |
Fair Value, Inputs, Level 3 [Member] | Other Securities [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value |  |
Fair Value, Inputs, Level 3 [Member] | Trust Preferred Securities [Member] |  |
Available-for-sale: |  |
Investment securities: Available-for-sale, Fair Value |  |

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- Definition Fair value of equity securities designated as available for sale, which are allocated to the segregated group of participating or dividend-paying policies and contracts identified as the closed block. Also a component of change in other comprehensive income in the period, which is reflected in the closed block disclosure. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 805 -Section 50 -Paragraph 3 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=6487222&loc=d3e30806-158569 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 805 -Section 55 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=84167291&loc=d3e31071-158570 + Details
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