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Share Based Compensation Plan (Details Textual) - USD ($) $ in Millions |  | 12 Months Ended
--- | --- | ---
Feb. 05, 2013 | Dec. 31, 2018 | Dec. 31, 2017
Share Based Compensation Plan (Textual) |  |  |
Option exercised shares |  | 28,500 |
Total intrinsic value |  | $ 0.4 |
Cash received from exercised options |  | $ 0.1 |
Shares available for grants of awards |  |  |
Share based compensation plan, description |  | The 2008 Plan, which was approved by the shareholders in April 2008, permitted the grant or award of incentive stock options, nonqualified stock options, stock appreciation rights ("SARs"), and restricted stock for up to 250,000 Common Shares of the Company. |
Restricted Stock [Member] |  |  |
Share Based Compensation Plan (Textual) |  |  |
Option awards vesting period | 4 years |  |
Compensation cost charged against income |  | $ 0.3 | $ 0.3
Total income tax benefit recognized in income statement for share-based compensation arrangements |  | 0.1 | $ 0.1
Total unrecognized compensation cost related to non-vested share-based compensation arrangements granted under plan |  | $ 0.5 |
Weighted-average period term |  | 1 year 9 months |
2008 Stock Incentive Plan [Member] |  |  |
Share Based Compensation Plan (Textual) |  |  |
SAR and common restricted stock, shares |  | 500,000 |
Option awards vesting period |  | 5 years |
Option awards contractual terms |  | 10 years |

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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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5047-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -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=115993241&loc=d3e301413-122809 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -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=109197908&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://fasb.org/us-gaap/role/ref/legacyRef -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=109197908&loc=d3e5070-113901 + Details
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- Definition Weighted average remaining contractual term for fully vested and expected to vest options outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e)(1) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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