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Stock-Based Compensation (Narrative) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |
Compensation expense | $ 604 | $ 562
Grant date fair value of vested Restricted Stock | 558 | 547
Vest date fair value of vested Restricted Stock | 561 | $ 556
Unrecognized compensation cost related to unvested Restricted Stock | $ 184 |
Weighted-average period for unrecognized compensation cost to be recognized | 1 year |
Service Period [Member] | Executive Officer [Member] |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |
Vesting service period of grants | 3 years |
Service Period [Member] | Officer [Member] |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |
Vesting service period of grants | 3 years |
Preformence Measure [Mmeber] | Executive Officer [Member] |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |
Vesting service period of grants | 1 year |

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- Definition Deferred Compensation Arrangement Grant Date Fair Value Of Vested Restricted Stock + References No definition available. + Details
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- Definition Deferred Compensation Arrangement Vest Date Fair Value Of Vested Restricted Stock + References No definition available. + Details
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- Definition Deferred Compensation Arrangements Unrecognized Compensation Cost Related To Unvested Restricted Stock + References No definition available. + Details
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- Definition Amount of expense recognized from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments), awarded to key employees or individuals. Excludes amount related to plans that cover generally all employees (for example, but not limited to, qualified pension plans). + References No definition available. + Details
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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=120381028&loc=d3e5070-113901 + 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 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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