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Note 5 - Goodwill and Intangible Assets (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2023
Notes Tables |
Schedule of Changes in Goodwill [Table Text Block] |
Balance - January 1, 2023 |  | $ | 21,605 |
Impact of foreign currency translation adjustments |  |  | (27 | )
Balance - September 30, 2023 |  | $ | 21,578 |
Schedule of Goodwill [Table Text Block] |
|  | September 30, |  |  | December 31, |
|  | 2023 |  |  | 2022 |
Electronic Test |  | $ | 3,364 |  |  | $ | 3,369 |
Environmental Technologies |  |  | 1,817 |  |  |  | 1,817 |
Process Technologies |  |  | 16,397 |  |  |  | 16,419 |
Total goodwill |  | $ | 21,578 |  |  | $ | 21,605 |
Schedule of Indefinite-Lived Intangible Assets [Table Text Block] |
Balance - January 1, 2023 |  | $ | 8,369 |
Impact of foreign currency translation adjustments |  |  | (5 | )
Balance – September 30, 2023 |  | $ | 8,364 |
Schedule of Finite-Lived Intangible Assets [Table Text Block] |
Balance - January 1, 2023 |  | $ | 10,190 |
Impact of foreign currency translation adjustments |  |  | (13 | )
Amortization |  |  | (1,582 | )
Balance - September 30, 2023 |  | $ | 8,595 |
Schedule Of Intangible Assets [Table Text Block] |
|  | September 30, |  |  | December 31, |
|  | 2023 |  |  | 2022 |
Electronic Test |  | $ | 3,761 |  |  | $ | 4,139 |
Environmental Technologies |  |  | 804 |  |  |  | 832 |
Process Technologies |  |  | 12,394 |  |  |  | 13,588 |
Total intangible assets |  | $ | 16,959 |  |  | $ | 18,559 |
|  | September 30, 2023 |
|  | Gross Carrying Amount |  |  | Accumulated Amortization |  |  | Net Carrying Amount |
Finite-lived intangible assets: |  |  |  |  |  |  |  |  |  |  |  |
Customer relationships |  | $ | 16,296 |  |  | $ | 9,251 |  |  | $ | 7,045 |
Technology |  |  | 2,848 |  |  |  | 1,298 |  |  |  | 1,550 |
Patents |  |  | 590 |  |  |  | 590 |  |  |  | - |
Backlog |  |  | 490 |  |  |  | 490 |  |  |  | - |
Software |  |  | 270 |  |  |  | 270 |  |  |  | - |
Trade name |  |  | 140 |  |  |  | 140 |  |  |  | - |
Total finite-lived intangible assets |  |  | 20,634 |  |  |  | 12,039 |  |  |  | 8,595 |
Indefinite-lived intangible assets: |  |  |  |  |  |  |  |  |  |  |  |
Trademarks |  |  | 8,364 |  |  |  | - |  |  |  | 8,364 |
Total intangible assets |  | $ | 28,998 |  |  | $ | 12,039 |  |  | $ | 16,959 |
|  | December 31, 2022 |
|  | Gross Carrying Amount |  |  | Accumulated Amortization |  |  | Net Carrying Amount |
Finite-lived intangible assets: |  |  |  |  |  |  |  |  |  |  |  |
Customer relationships |  | $ | 16,313 |  |  | $ | 7,990 |  |  | $ | 8,323 |
Technology |  |  | 2,855 |  |  |  | 988 |  |  |  | 1,867 |
Patents |  |  | 590 |  |  |  | 590 |  |  |  | - |
Backlog |  |  | 492 |  |  |  | 492 |  |  |  | - |
Software |  |  | 270 |  |  |  | 270 |  |  |  | - |
Trade name |  |  | 140 |  |  |  | 140 |  |  |  | - |
Total finite-lived intangible assets |  |  | 20,660 |  |  |  | 10,470 |  |  |  | 10,190 |
Indefinite-lived intangible assets: |  |  |  |  |  |  |  |  |  |  |  |
Trademarks |  |  | 8,369 |  |  |  | - |  |  |  | 8,369 |
Total intangible assets |  | $ | 29,029 |  |  | $ | 10,470 |  |  | $ | 18,559 |
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] |
2023 (remainder) |  | $ | 511 |
2024 |  | $ | 1,965 |
2025 |  | $ | 1,757 |
2026 |  | $ | 1,148 |
2027 |  | $ | 654 |

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