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Long-Term Borrowings (Details) - USD ($) $ in Thousands | Dec. 31, 2017 | Dec. 31, 2016
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Summary of long-term advances from the Federal Home Loan Bank |  |
Amount of Advances | $ 4,785 | $ 12,876
Weighted Average |  |
Summary of long-term advances from the Federal Home Loan Bank |  |
Weighted Average Interest Rate | 1.70% | 2.69%
Fixed-rate constant payment advances |  |
Summary of long-term advances from the Federal Home Loan Bank |  |
Amount of Advances | $ 4,785 | $ 7,876
Fixed-rate constant payment advances | Weighted Average |  |
Summary of long-term advances from the Federal Home Loan Bank |  |
Weighted Average Interest Rate | 1.70% | 1.57%
Convertible and putable fixed-rate advance |  |
Summary of long-term advances from the Federal Home Loan Bank |  |
Amount of Advances | $ 0 | $ 5,000
Convertible and putable fixed-rate advance | Weighted Average |  |
Summary of long-term advances from the Federal Home Loan Bank |  |
Weighted Average Interest Rate | 0.00% | 4.45%

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- Definition Amount of borrowings as of the balance sheet date from the Federal Home Loan Bank, which are primarily used to cover shortages in the required reserve balance and liquidity shortages. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822 + Details
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- Definition States the interest rate applicable to Federal Home Loan Bank advances outstanding as of the Balance Sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=75038535&loc=d3e64711-112823 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822 + Details
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