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Preferred Stock (Details) - USD ($) $ / shares in Units, $ in Thousands |  |  | 1 Months Ended | 2 Months Ended |  |
--- | --- | --- | --- | --- | --- | ---
Jul. 15, 2014 | May 12, 2014 | Apr. 30, 2014 | Jul. 15, 2014 | Mar. 31, 2017 | Dec. 31, 2016
Schedule of Capitalization, Equity [Line Items] |  |  |  |  |  |
Aggregate value |  |  |  |  | $ 5 | $ 5
Non-Cumulative Convertible Perpetual Preferred Stock Series B [Member] | Private Placement [Member] |  |  |  |  |  |
Schedule of Capitalization, Equity [Line Items] |  |  |  |  |  |
Preferred stock rate |  |  | 6.25% |  |  |
Price per share |  |  | $ 25.00 |  |  |
Series B Preferred Stock [Member] |  |  |  |  |  |
Schedule of Capitalization, Equity [Line Items] |  |  |  |  |  |
Preferred Stock Shares Issued |  |  |  |  | 480,000 | 480,000
Series B Preferred Stock [Member] | Private Placement [Member] |  |  |  |  |  |
Schedule of Capitalization, Equity [Line Items] |  |  |  |  |  |
Preferred Stock Shares Issued | 480,000 | 480,000 |  | 480,000 | 480,000 |
Aggregate value | $ 12,000 | $ 12,000 |  | $ 12,000 |  |
Expenses for issuance of stock | 482 | 482 |  |  |  |
Other offering expenses | $ 149 | $ 149 |  |  |  |
Proceeds from Issuance of Private Placement |  |  |  | $ 11,369 |  |
Threshold to determine shares issuable per warrant, value |  |  | $ 700 |  |  |
Threshold to determine shares issuable per warrant, shares |  |  | 28,000 |  |  |
Minimum [Member] | Series B Preferred Stock [Member] | Private Placement [Member] |  |  |  |  |  |
Schedule of Capitalization, Equity [Line Items] |  |  |  |  |  |
Warrant number of common stock shares purchased |  |  | 2.00 |  |  |
Maximum [Member] | Series B Preferred Stock [Member] | Private Placement [Member] |  |  |  |  |  |
Schedule of Capitalization, Equity [Line Items] |  |  |  |  |  |
Warrant number of common stock shares purchased |  |  | 3.25 |  |  |

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- Definition The cash outflow for cost incurred directly with the issuance of an equity security. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3291-108585 + Details
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- Definition Total number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) issued to shareholders (includes related preferred shares that were issued, repurchased, and remain in the treasury). May be all or portion of the number of preferred shares authorized. Excludes preferred shares that are classified as debt. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.28) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29 -Article 5 + Details
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