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Share-Based Compensation (Narrative) (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2020 | Sep. 30, 2019 | Sep. 30, 2020 | Sep. 30, 2019
Stock Option [Member] |  |  |  |
Share-Based Compensation [Line Items] |  |  |  |
Options expiration period |  |  | 10 years |
Vesting period (years) |  |  | 3 years |
Share based compensation expenses | $ 110 | $ 103 | $ 324 | $ 304
Restricted Stock [Member] |  |  |  |
Share-Based Compensation [Line Items] |  |  |  |
Share based compensation expenses | $ 147 | $ 142 | $ 436 | $ 451
2016 Equity Incentive Plan (the "Equity Plan") [Member] | Stock Option [Member] |  |  |  |
Share-Based Compensation [Line Items] |  |  |  |
Shares reserved for future issuance | 902,344 |  | 902,344 |
Options expiration period |  |  | 10 years |
2016 Equity Incentive Plan (the "Equity Plan") [Member] | Restricted Stock [Member] |  |  |  |
Share-Based Compensation [Line Items] |  |  |  |
Shares reserved for future issuance | 360,935 |  | 360,935 |
Minimum [Member] |  |  |  |
Share-Based Compensation [Line Items] |  |  |  |
Vesting period (years) |  |  | 3 years |
Maximum [Member] | 2016 Equity Incentive Plan (the "Equity Plan") [Member] |  |  |  |
Share-Based Compensation [Line Items] |  |  |  |
Vesting period (years) |  |  | 5 years |

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- Definition Aggregate number of common shares reserved for future issuance. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition. + 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)(1) -URI http://asc.fasb.org/extlink&oid=120381028&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=120381028&loc=d3e5070-113901 + Details
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