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Significant Accounting Policies (Tables) | 12 Months Ended
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Dec. 31, 2016
Basis of Presentation and Accounting Policies [Abstract] |
Schedules of Concentration of Risk, by Risk Factor [Table Text Block] | Customers representing ten percent or more of annual consolidated revenues are set forth in the table below for the years ended:
|  | YEARS ENDED |
|  | DECEMBER 31, |
|  | 2016 |  | 2015 |
|  | As a % of |  | As a % of |
Customer Name |  | Revenues |  | Revenues |
Department of Homeland Security (DHS) |  |  | 62 | % |  | 49 | %
Customers representing ten percent or more of consolidated trade accounts receivable receivables are set forth in the table below as of:
|  | DECEMBER 31, |
|  | 2016 |  | 2015 |
|  |  | As a % of |  |  | As a % of |
Customer Name |  |  | Receivables |  |  | Receivables |
Department of Homeland Security (DHS) |  |  | 47 | % |  | 51 | %
US Airforce |  |  | — |  |  | 14 | %
Schedule Of Property Plant And Equipment Estimated Useful Lives [Table Text Block] | The estimated useful lives of the assets are as follows:
| Estimated
| Useful Life
Land improvements and building | 20 years
Computer hardware and software | 3 years
Furniture and fixtures | 5 years
Mobile equipment | 3 years

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- Definition Tabular disclosure of the nature of a concentration, a benchmark to which it is compared, and the percentage that the risk is to the benchmark. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 18 -URI http://asc.fasb.org/extlink&oid=64851502&loc=d3e6351-108592 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 21 -URI http://asc.fasb.org/extlink&oid=73719730&loc=d3e13537-108611 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=73719730&loc=d3e13531-108611 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 21 -URI http://asc.fasb.org/extlink&oid=64851502&loc=d3e6442-108592 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 16 -URI http://asc.fasb.org/extlink&oid=64851502&loc=d3e6327-108592 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=64851502&loc=d3e6404-108592 + Details
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