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Note 8 - Accrued Expenses (Tables) | 6 Months Ended
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Jun. 30, 2021
Notes Tables |
Schedule of Accrued Liabilities [Table Text Block] |
|  | June 30, |  |  | December 31, |
|  | 2021 |  |  | 2020 |
Sales commissions |  | $ | 2,494 |  |  | $ | 2,574 |
Subcontracting labor |  |  | 2,279 |  |  |  | 758 |
Salaries, bonuses and related benefits |  |  | 19,020 |  |  |  | 17,165 |
Warranty accrual |  |  | 1,294 |  |  |  | 1,010 |
Other |  |  | 8,383 |  |  |  | 6,969 |
|  | $ | 33,470 |  |  | $ | 28,476 |
Restructuring and Related Costs [Table Text Block] |
|  |  |  |  |  | Six Months Ended |  |  |  |  |
|  |  |  |  |  | June 30, 2021 |  |  |  |  |
|  | Liability at |  |  |  |  |  |  | Cash Payments |  |  | Liability at |
|  | December 31, |  |  | New |  |  | and Other |  |  | June 30, |
|  | 2020 |  |  | Charges |  |  | Settlements |  |  | 2021 |
Severance costs |  | $ | 124 |  |  | $ | 277 |  |  | $ | (311 | ) |  | $ | 90 |
Other restructuring costs |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Total |  | $ | 124 |  |  | $ | 277 |  |  | $ | (311 | ) |  | $ | 90 |

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