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Borrowings (Detail Textuals 1) - USD ($) $ in Thousands | 1 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Mar. 17, 2005 | Mar. 17, 2004 | Dec. 31, 2016 | Dec. 31, 2015
Borrowings |  |  |  |
Trust preferred securities issued floating rate Trust Preferred Securities (TPS) to a TPS Pool |  |  | $ 712 |
Investment in preferred interests of the trust by a third party during the period |  |  | 23,000 |
Subordinated notes |  |  | 49,486 | $ 49,486
Investment in common securities of the trust |  |  | $ 1,500 |
Exchange Statutory Trust II |  |  |  |
Borrowings |  |  |  |
Trust preferred securities issued floating rate Trust Preferred Securities (TPS) to a TPS Pool | $ 23,000 |  |  |
Floating rate Trust Preferred Securities (TPS) to a TPS Pool, term | 30 years |  |  |
Description of variable rate |  |  | three-month LIBOR |
Basis spread on variable rate (as a percent) |  |  | 1.83% |
Interest rate at end of period (as a percent) |  |  | 2.82% |
Period of time after issuance in which TPS can be repaid without penalty | 5 years |  |  |
Exchange Statutory Trust I |  |  |  |
Borrowings |  |  |  |
Trust preferred securities issued floating rate Trust Preferred Securities (TPS) to a TPS Pool |  | $ 25,000 |  |
Description of variable rate |  |  | the three-month LIBOR |
Basis spread on variable rate (as a percent) |  |  | 2.70% |
Interest rate at end of period (as a percent) |  |  | 3.69% |

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- Definition Including the current and noncurrent portions, carrying value as of the balance sheet date of long-term debt (with maturities initially due after one year or beyond the operating cycle if longer) identified as Junior Subordinated Notes, which have a lower priority than senior instruments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)(a)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 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 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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