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Borrowings (Other Borrowings) (Details) - USD ($) $ in Thousands | Dec. 31, 2017 | Dec. 31, 2016
--- | --- | ---
Long-term Federal Home Loan Bank Advances | $ 35,945 | $ 32,001
Convertible note due January 2017 at 4.71% [Member] |  |
Long-term Federal Home Loan Bank Advances | $ 0 | 10,000
Debt Instrument, Interest Rate, Stated Percentage | 4.71% |
Amortizing fixed rate borrowing due December 2017 at 1.27% [Member] |  |
Long-term Federal Home Loan Bank Advances | $ 0 | 4,025
Debt Instrument, Interest Rate, Stated Percentage | 1.27% |
Amortizing fixed rate borrowing due January 2018 at 0.91% [Member] |  |
Long-term Federal Home Loan Bank Advances | $ 51 | 662
Debt Instrument, Interest Rate, Stated Percentage | 0.91% |
Amortizing fixed rate borrowing due December 2018 at 1.42% [Member] |  |
Long-term Federal Home Loan Bank Advances | $ 823 | 1,634
Debt Instrument, Interest Rate, Stated Percentage | 1.42% |
Amortizing fixed rate borrowing due January 2019 at 1.39% [Member] |  |
Long-term Federal Home Loan Bank Advances | $ 5,451 | 0
Debt Instrument, Interest Rate, Stated Percentage | 1.39% |
Fixed rate term borrowing due August 2019 at 1.61% [Member] |  |
Long-term Federal Home Loan Bank Advances | $ 10,000 | 0
Debt Instrument, Interest Rate, Stated Percentage | 1.61% |
Amortizing fixed rate borrowing due June 2020 at 1.49% [Member] |  |
Long-term Federal Home Loan Bank Advances | $ 5,093 | 7,078
Debt Instrument, Interest Rate, Stated Percentage | 1.49% |
Amortizing fixed rate borrowing due December 2020 at 1.71% [Member] |  |
Long-term Federal Home Loan Bank Advances | $ 3,051 | 4,034
Debt Instrument, Interest Rate, Stated Percentage | 1.71% |
Amortizing fixed rate borrowing due March 2022 at 1.75% [Member] |  |
Long-term Federal Home Loan Bank Advances | $ 3,730 | 4,568
Debt Instrument, Interest Rate, Stated Percentage | 1.75% |
Amortizing fixed rate borrowing due October 2022 at 1.88% [Member] |  |
Long-term Federal Home Loan Bank Advances | $ 7,746 | $ 0
Debt Instrument, Interest Rate, Stated Percentage | 1.88% |

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- Definition Including both current and noncurrent portions, Federal Home Loan Bank borrowings initially due beyond one year or beyond the normal operating cycle if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6479336&loc=d3e64702-112823 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.16) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 3: 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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