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Share Based Compensation Plan (Details Textual) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2016 | Dec. 31, 2015
Share Based Compensation Plan (Textual) |  |
Option awards vesting period | 3 years |
Options granted |  |
Total intrinsic value | $ 330 |
Option exercised shares | 38,514 |
Cash received from exercised options | $ 240 |
Restricted Stock [Member] |  |
Share Based Compensation Plan (Textual) |  |
Compensation cost charged against income | 130 | $ 80
Total unrecognized compensation cost related to non-vested share-based compensation arrangements granted under plan | $ 310 |
Option awards vesting period | 5 years |
Total income tax benefit recognized in income statement for share-based compensation arrangements | $ 40 | 30
weighted-average period term | 2 years 18 days |
2008 Stock Incentive Plan [Member] |  |
Share Based Compensation Plan (Textual) |  |
Compensation cost charged against income |  |
Total unrecognized compensation cost related to non-vested share-based compensation arrangements granted under plan |  |
Option awards vesting period | 5 years |
Option awards contractual terms | 10 years |
Maximum common shares granted for incentive stock options, nonqualified stock options, stock appreciation rights ("SARs"), and restricted stock | 250,000 |

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- Definition Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares. + References No definition available. + Details
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- Definition Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 14.F) -URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The total recognized tax benefit related to compensation cost for equity-based payment arrangements recognized in income during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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