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Segment Reporting (Tables) | 9 Months Ended
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Sep. 30, 2016
Segment Reporting [Abstract] |
Schedule of operations by geographic segment |
|  | Sales Originating From
Three months ended September 30, 2016 |  | Americas |  | Europe and Asia |  | Total
Mobile communication sales to the United States |  | $ | 25,093 |  |  | $ | 708 |  |  | $ | 25,801 |
Mobile communication sales to Canada |  | 166 |  |  | 75 |  |  | 241 |
Mobile communication sales to Europe |  | 123 |  |  | 6,179 |  |  | 6,302 |
Mobile communication sales to other geographic areas |  | 643 |  |  | 3,467 |  |  | 4,110 |
Guidance and stabilization sales to the United States |  | 2,720 |  |  | — |  |  | 2,720 |
Guidance and stabilization sales to Canada |  | 4,768 |  |  | — |  |  | 4,768 |
Guidance and stabilization sales to Europe |  | 659 |  |  | — |  |  | 659 |
Guidance and stabilization sales to other geographic areas |  | 1,245 |  |  | — |  |  | 1,245 |
Intercompany sales |  | 539 |  |  | 754 |  |  | 1,293 |
Subtotal |  | 35,956 |  |  | 11,183 |  |  | 47,139 |
Eliminations |  | (539 | ) |  | (754 | ) |  | (1,293 | )
Net sales |  | $ | 35,417 |  |  | $ | 10,429 |  |  | $ | 45,846 |
Segment net income |  | $ | 553 |  |  | $ | 2,310 |  |  | $ | 2,863 |
Depreciation and amortization |  | $ | 1,140 |  |  | $ | 1,695 |  |  | $ | 2,835 |
Total assets |  | $ | 136,175 |  |  | $ | 77,521 |  |  | $ | 213,696 |
|  | Sales Originating From
Three months ended September 30, 2015 |  | Americas |  | Europe and Asia |  | Total
Mobile communication sales to the United States |  | $ | 22,755 |  |  | $ | 361 |  |  | $ | 23,116 |
Mobile communication sales to Canada |  | 326 |  |  | 29 |  |  | 355 |
Mobile communication sales to Europe |  | 113 |  |  | 4,937 |  |  | 5,050 |
Mobile communication sales to other geographic areas |  | 1,607 |  |  | 7,461 |  |  | 9,068 |
Guidance and stabilization sales to the United States |  | 2,425 |  |  | — |  |  | 2,425 |
Guidance and stabilization sales to Canada |  | 2,424 |  |  | — |  |  | 2,424 |
Guidance and stabilization sales to Europe |  | 1,200 |  |  | — |  |  | 1,200 |
Guidance and stabilization sales to other geographic areas |  | 817 |  |  | — |  |  | 817 |
Intercompany sales |  | 1,198 |  |  | 1,137 |  |  | 2,335 |
Subtotal |  | 32,865 |  |  | 13,925 |  |  | 46,790 |
Eliminations |  | (1,198 | ) |  | (1,137 | ) |  | (2,335 | )
Net sales |  | $ | 31,667 |  |  | $ | 12,788 |  |  | $ | 44,455 |
Segment net (loss) income |  | $ | (728 | ) |  | $ | 265 |  |  | $ | (463 | )
Depreciation and amortization |  | $ | 1,211 |  |  | $ | 1,984 |  |  | $ | 3,195 |
Total assets |  | $ | 143,297 |  |  | $ | 87,795 |  |  | $ | 231,092 |

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- Definition Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e8906-108599 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e8813-108599 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e8721-108599 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e8736-108599 + Details
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