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Description of Business and Summary of Significant Accounting Policies (Tables) | 12 Months Ended
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Dec. 31, 2016
Accounting Policies [Abstract] |
Schedule of Compensation Cost for Share-based Payment Arrangements, Allocation of Share-based Compensation Costs by Plan [Table Text Block] | The stock-based compensation expense related to the Company’s various stock option plans was allocated as follows (in thousands):
|  | Years Ended December 31, |
|  | 2016 |  | 2015 |  | 2014 |
Direct operating costs |  | $ | 330 |  | $ | 381 |  | $ | 390 |
Selling and administrative expenses |  |  | 832 |  |  | 945 |  |  | 766 |
Total stock-based compensation |  | $ | 1,162 |  | $ | 1,326 |  | $ | 1,156 |

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- Definition Tabular disclosure of the amount of total share-based compensation cost, including the amounts attributable to each share-based compensation plan and any related tax benefits. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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