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Note 13 - Acquisitions (Tables) | 12 Months Ended
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Dec. 31, 2019
Notes Tables |
Schedule of Business Acquisitions, by Acquisition [Table Text Block] |
Cash consideration |  | $ | 12,521 |
Contingent consideration |  |  | 1,491 |
Working capital adjustment |  |  | (71 | )
Total consideration transferred |  | $ | 13,941 |
Stock consideration for 55.6% equity interest purchased |  | $ | 19,932 |
Cash consideration |  | $ | 11,000 |
Stock consideration |  |  | 4,000 |
Contingent consideration |  |  | 856 |
Total consideration transferred |  | $ | 15,856 |
Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block] |
Cash and cash equivalents |  | $ | 11 |
Accounts receivable, net |  |  | 154 |
Inventory |  |  | 456 |
Customer relationships |  |  | 160 |
Tradenames |  |  | 470 |
Developed technology |  |  | 2,840 |
In-process research and development |  |  | 650 |
Goodwill |  |  | 9,515 |
Other assets |  |  | 99 |
Accounts Payable |  |  | (250 | )
Other liabilities |  |  | (164 | )
Fair value of net assets acquired |  | $ | 13,941 |
|  | Estimated Fair Value |  |  | Estimated Useful Life (Years) |
Customer relationships |  | $ | 160 |  |  |  | 4 |  |
Tradenames |  |  | 470 |  |  |  | 9 |  |
Developed technology |  |  | 2,840 |  |  | 5 | – | 9 |
In-process research and development |  |  | 650 |  |  |  | N/A |  |
Total identifiable intangible assets |  | $ | 4,120 |  |  |  |  |  |
Cash and cash equivalents |  | $ | 1,251 |
Accounts receivable, net |  |  | 753 |
Prepaid expenses and other current assets |  |  | 19 |
Property, plant and equipment, net |  |  | 546 |
Operating right-of-use asset |  |  | 233 |
Assets held for lease |  |  | 2,441 |
Customer relationships |  |  | 80 |
Tradenames |  |  | 1,320 |
Developed technology |  |  | 10,750 |
Goodwill |  |  | 21,037 |
Accounts Payable and accrued expenses |  |  | (807 | )
Deferred tax liabilities |  |  | (1,541 | )
Other liabilities |  |  | (232 | )
Fair value of net assets acquired |  | $ | 35,850 |
Accounts receivable, net |  | $ | 1,044 |
Inventory |  |  | 3,232 |
Prepaid expenses and other current assets |  |  | 29 |
Property, plant and equipment, net |  |  | 3,615 |
Customer relationships |  |  | 560 |
Tradenames |  |  | 800 |
Developed technology |  |  | 5,430 |
Goodwill |  |  | 3,085 |
Accounts Payable |  |  | (1,328 | )
Other liabilities |  |  | (611 | )
Fair value of net assets acquired |  | $ | 15,856 |
|  | Estimated Fair Value |  |  | Estimated Useful Life (Years) |
Customer relationships |  | $ | 560 |  |  |  | 6 |
Tradenames |  |  | 800 |  |  |  | 6 |
Developed technology |  |  | 5,430 |  |  |  | 9 |
Total identifiable intangible assets |  | $ | 6,790 |  |  |  |  |
Schedule of Acquired Finite-Lived Intangible Assets by Major Class [Table Text Block] |
|  | Estimated Fair Value |  |  | Estimated Useful Life (Years) |
Customer relationships |  | $ | 80 |  |  |  |  |  |  |  | 6 |  |  |  |  |
Tradenames |  |  | 1,320 |  |  |  |  |  |  |  | 9 |  |  |  |  |
Developed technology |  |  | 10,750 |  |  |  | 7 |  |  |  | – |  |  |  | 8 |
Total identifiable intangible assets |  | $ | 12,150 |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition, Pro Forma Information [Table Text Block] |
|  | Year Ended December 31, (unaudited) |
(In thousands) |  | 2019 |  |  | 2018 |
Total revenue |  | $ | 37,728 |  |  | $ | 32,353 |
Net income (loss) |  |  | (3,160 | ) |  |  | (3,397 | )
Loss per share: |  |  |  |  |  |  |  |
Basic and diluted |  | $ | (0.16 | ) |  | $ | (0.20 | )

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