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Note 3 - Business Combinations (Tables) | 12 Months Ended
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Dec. 31, 2020
Notes Tables |
Schedule of Business Acquisitions, by Acquisition [Table Text Block] |
Cash consideration |  | $ | 32,794 |
Deferred consideration |  |  | 1,642 |
Estimated fair value of contingent consideration |  |  | 40,700 |
Estimated total purchase consideration |  | $ | 75,136 |
Cash consideration |  | $ | 61,909 |
Estimated fair value of contingent consideration |  |  | 28,376 |
Estimated total purchase consideration |  | $ | 90,285 |
Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block] |
Recognized identifiable assets acquired and liabilities assumed: |  |  |  |
Cash and cash equivalents |  | $ | 196 |
Accounts receivable |  |  | 2,029 |
Inventories |  |  | 10,968 |
Prepaid expenses and other current assets |  |  | 364 |
Property and equipment, net |  |  | 1,099 |
Right-of-use assets |  |  | 944 |
Intangible assets |  |  | 44,000 |
Accounts payable, accrued expenses and other current liabilities |  |  | (2,763 | )
Other long-term liabilities |  |  | (594 | )
Lease liabilities |  |  | (735 | )
Net assets acquired |  |  | 55,508 |
Goodwill |  |  | 19,628 |
Estimated total purchase consideration |  | $ | 75,136 |
Recognized identifiable assets acquired and liabilities assumed: |  |  |  |
Cash and cash equivalents |  | $ | 1,072 |
Accounts receivable |  |  | 5,368 |
Inventories |  |  | 15,652 |
Prepaid expenses and other current assets |  |  | 535 |
Property, plant and equipment |  |  | 3,394 |
Other long-term assets |  |  | 7,548 |
Intangible assets |  |  | 48,900 |
Accounts payable, accrued expenses and other liabilities |  |  | (3,929 | )
Deferred tax liabilities |  |  | (11,147 | )
Net assets acquired |  |  | 67,393 |
Goodwill |  |  | 22,892 |
Estimated total purchase consideration |  | $ | 90,285 |
Schedule of Finite-Lived Intangible Assets Acquired as Part of Business Combination [Table Text Block] |
Developed technology |  | $ | 41,100 |
Trade name |  |  | 1,800 |
Customer relationships |  |  | 1,100 |
Total acquired intangible assets |  | $ | 44,000 |
Intangible assets acquired consist of: |  |  |  |
Developed technology |  | $ | 37,000 |
Trade name |  |  | 3,400 |
Customer relationships |  |  | 7,900 |
IPR&D |  |  | 600 |
Total acquired intangible assets |  | $ | 48,900 |
Business Acquisition, Pro Forma Information [Table Text Block] |
|  | For the Years Ended December 31, |
|  | 2020 |  |  | 2019 |
Total revenue |  | $ | 134,410 |  |  | $ | 157,728 |
Net income (loss) |  | $ | (22,984 | ) |  | $ | 7,144 |

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- Definition Tabular disclosure of the amounts recognized as of the acquisition date for each major class of assets acquired and liabilities assumed. May include but not limited to the following: (a) acquired receivables; (b) contingencies recognized at the acquisition date; and (c) the fair value of noncontrolling interests in the acquiree. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121647850&loc=d3e4845-128472 + Details
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