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Note 5 - Goodwill and Intangible Assets - Intangible Assets (Details) - USD ($) $ in Thousands | Jun. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Goodwill | $ 34,868 | $ 21,728
Net Carrying Amount | 27,058 | 16,596
Finite-lived, Gross Carrying Amount | 30,805 | 20,801
Finite-lived, Accumulated Amortization | 14,038 | 12,603
Net Carrying Amount, finite-lived | 16,767 | 8,198
Indefinite-lived, Gross Carrying Amount | 10,291 | 8,398
Net Carrying Amount, indefinite-lived | 10,291 | 8,398
Intangible Assets, Gross Carrying Amount | 41,096 | 29,199
Net Carrying Amount | 27,058 | 16,596
Trademarks [Member] |  |
Indefinite-lived, Gross Carrying Amount | 10,291 | 8,398
Net Carrying Amount, indefinite-lived | 10,291 | 8,398
Customer Relationships [Member] |  |
Finite-lived, Gross Carrying Amount | 22,613 | 16,407
Finite-lived, Accumulated Amortization | 10,577 | 9,687
Net Carrying Amount, finite-lived | 12,036 | 6,720
Patented Technology [Member] |  |
Finite-lived, Gross Carrying Amount | 5,737 | 2,895
Finite-lived, Accumulated Amortization | 1,681 | 1,417
Net Carrying Amount, finite-lived | 4,056 | 1,478
Patents [Member] |  |
Finite-lived, Gross Carrying Amount | 590 | 590
Finite-lived, Accumulated Amortization | 590 | 590
Net Carrying Amount, finite-lived | 0 | 0
Customer Backlog [Member] |  |
Finite-lived, Gross Carrying Amount | 1,455 | 499
Finite-lived, Accumulated Amortization | 780 | 499
Net Carrying Amount, finite-lived | 675 | 0
Computer Software, Intangible Asset [Member] |  |
Finite-lived, Gross Carrying Amount | 270 | 270
Finite-lived, Accumulated Amortization | 270 | 270
Net Carrying Amount, finite-lived | 0 | 0
Trade Names [Member] |  |
Finite-lived, Gross Carrying Amount | 140 | 140
Finite-lived, Accumulated Amortization | 140 | 140
Net Carrying Amount, finite-lived | 0 | 0
Electronic Test [Member] |  |
Goodwill | 16,631 | 3,436
Net Carrying Amount | 14,986 | 3,728
Net Carrying Amount | 14,986 | 3,728
Environmental Technologies [Member] |  |
Goodwill | 1,817 | 1,817
Net Carrying Amount | 787 | 794
Net Carrying Amount | 787 | 794
Process Technologies [Member] |  |
Goodwill | 16,420 | 16,475
Net Carrying Amount | 11,285 | 12,074
Net Carrying Amount | $ 11,285 | $ 12,074

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