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Note 3 - Acquisitions (Tables) | 9 Months Ended
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Sep. 30, 2019
Immervision [Member] |
Notes Tables |
Schedule of Business Acquisitions, by Acquisition [Table Text Block] |
Intangible assets: |  |  |  |
Core technologies |  | $ | 10,000 |
Acquisition of Hillcrest Labs [Member] |
Notes Tables |
Schedule of Business Acquisitions, by Acquisition [Table Text Block] |
Tangible assets (including inventory, property and equipment and other) |  | $ | 681 |
Intangible assets: |  |  |  |
Developed technologies |  |  | 2,475 |
Customer relationships |  |  | 3,518 |
Customer backlog |  |  | 72 |
Goodwill |  |  | 4,458 |
Total assets |  | $ | 11,204 |

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