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Stock-Based Compensation (Narrative) (Details) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2015 USD ($) shares | Dec. 31, 2014 USD ($) employee shares
Stock options fair market value | 100.00% |
Options expiration from date of grant | 10 years |
Options expiration from date of death | 1 year |
Exercised, Number of Shares | 0 | 0
Stock Granted, Value, Share-based Compensation, Gross | $ |  | $ 35
Unrecognized Share Based Compensation | $ | $ 109 |
Number of Years To Recognize Remaining Expense | 3 years |
Recognized compensation expense | $ | $ 63 | $ 67
Employee [Member] |  |
Number Of Employees That Forfeited Options To Purchase Common Shares | employee |  | 4
Canceled/forfeited/expired, Number of Shares |  | 11,980
Director [Member] |  |
Granted, Number of Shares |  | 25,000
Number of individuals receiving grants | employee |  | 1
Stock Option Vesting Period |  | 4 years
Vesting Percentage |  | 20%
Former Director [Member] |  |
Number of outside directors that forfeited options to purchase common shares | employee |  | 1
Canceled/forfeited/expired, Number of Shares |  | 2,500
2013 Equity Incentive Plan [Member] |  |
Number of shares vested | 165,000 |
Maximum amount of options authorized | 300,000 |
Number of shares available for purchase | 250,000 |
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant | 50,000 |
1997 Stock Option Plan [Member] |  |
Number of shares vested | 7,500 |
Maximum amount of options authorized | 450,000 |
Number of shares available for purchase | 7,500 |
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant | 0 |
1996 Stock Purchase Plan [Member] |  |
Stock options fair market value |  | 85.00%
Maximum amount of options authorized |  | 150,000
Maximum percentage of earning employees can use to purchase company common stock |  | 10.00%
Total Shares Issued Through Employee Stock Purchase Plans Since Inception |  | 81,653

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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://www.xbrl.org/2003/role/presentationRef -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=27013229&loc=d3e301413-122809 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -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=6415400&loc=d3e5070-113901 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 14 -Section F + Details
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