Capital Stock, Stock Plans and Stock-based Compensation - Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
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Sep. 30, 2017 |
Sep. 30, 2016 |
Sep. 30, 2017 |
Sep. 30, 2016 |
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| Allocated stock-based compensation | $ 34 | $ 25 | $ 75 | $ 69 |
| Employee Stock Options [Member] | ||||
| Allocated stock-based compensation | 22 | 12 | 43 | 42 |
| Director Stock Options [Member] | ||||
| Allocated stock-based compensation | $ 12 | $ 13 | $ 32 | $ 27 |
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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. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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