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Stock-Based Compensation (Stock Options Outstanding And Exercisable) (Details) - Stock Options [Member] - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise Price	$ 5.02	$ 4.98
Options Outstanding	1,235,000	1,276,411
Options Exercisable	1,235,000	1,276,411
Intrinsic Value of Options Outstanding	$ 2,931
Intrinsic Value of Options Exercisable	$ 2,931
Weighted-Average Life of Options Outstanding	5 years 10 months 24 days
Weighted-Average Life of Options Exercisable	5 years 10 months 24 days
$2.30 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise Price	$ 2.30
Options Outstanding	15,000
Options Exercisable	15,000
Intrinsic Value of Options Outstanding	$ 76
Intrinsic Value of Options Exercisable	$ 76
Weighted-Average Life of Options Outstanding	1 year 4 months 24 days
Weighted-Average Life of Options Exercisable	1 year 4 months 24 days
$5.05 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise Price	$ 5.05
Options Outstanding	1,220,000
Options Exercisable	1,220,000
Intrinsic Value of Options Outstanding	$ 2,855
Intrinsic Value of Options Exercisable	$ 2,855
Weighted-Average Life of Options Outstanding	6 years
Weighted-Average Life of Options Exercisable	6 years

X

- Definition

The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option 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
-Subparagraph (c)(1)(iii)
-URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901

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- Definition

The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iii)
-URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901

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- Definition

Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

+ References

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-Name Accounting Standards Codification
-Topic 718
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- Definition

Number of options outstanding, including both vested and non-vested options.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
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Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.

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Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Weighted average remaining contractual term of outstanding stock options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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