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Stock-Based Compensation (Details Textual) - USD ($) $ in Thousands |  |  |  | 12 Months Ended
--- | --- | --- | --- | ---
May 17, 2016 | May 20, 2014 | May 18, 2010 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Stock-Based Compensation (Textual) |  |  |  |  |  |
Unrecognized compensation cost |  |  |  | $ 2,000 |  |
Recognized weighted average period |  |  |  | 2 years 4 months 24 days |  |
Fair value of stock option grants |  |  |  | $ 1,200 | $ 973 | $ 775
Stock Compensation Plan [Member] |  |  |  |  |  |
Stock-Based Compensation (Textual) |  |  |  |  |  |
Aggregate intrinsic value outstanding |  |  |  | 8,600 | 8,700 |
Aggregate intrinsic value options exercisable at year-end |  |  |  | $ 6,900 | $ 8,000 |
Two Thousand Ten Incentive Plan [Member] |  |  |  |  |  |
Stock-Based Compensation (Textual) |  |  |  |  |  |
Number of stock option available for grant |  | 566,025 | 366,025 | 9,275 |  |
Option expiration period |  |  | 10 years |  |  |
Adjusted percentage of stock dividends |  |  | 10.00% |  |  |
Additional shares of common stock |  | 200,000 |  |  |  |
Two Thousand Sixteen Equity Incentive Plan [Member] |  |  |  |  |  |
Stock-Based Compensation (Textual) |  |  |  |  |  |
Number of stock option available for grant | 400,000 |  |  | 174,715 |  |
Option expiration period | 10 years |  |  |  |  |
Shares issued under provision of issuance of shares of restricted stock | 50,000 |  |  |  |  |
Restricted Stock Plan [Member] |  |  |  |  |  |
Stock-Based Compensation (Textual) |  |  |  |  |  |
Number of stock option available for grant |  |  |  | 32,349 |  |
Unrecognized compensation cost |  |  |  | $ 793,000 |  |
Recognized weighted average period |  |  |  | 2 years 7 months 6 days |  |

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- Definition Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + 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 (i) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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- Definition The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. + 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 -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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- Definition Other than shares newly issued, the number of additional shares issued (for example, a stock split) or canceled (for example, to correct a share issuance), during the period under the plan. + 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 -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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- Definition Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + 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 (a)(2) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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