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v3.23.2

Note 2 - Revenue Recognition - Disaggregation of Revenue (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022
Total revenue | $ 32,715 | $ 20,691 | $ 95,194 | $ 63,382
Product [Member] |  |  |  |
Total revenue | 19,727 | 13,463 | 56,976 | 48,060
Operating Segments [Member] | Oil and Gas Markets [Member] |  |  |  |
Total revenue | 17,672 | 9,517 | 56,239 | 34,317
Operating Segments [Member] | Oil and Gas Markets [Member] | Traditional Exploration Product Revenue [Member] |  |  |  |
Total revenue | 3,363 | 1,592 | 9,414 | 3,389
Operating Segments [Member] | Oil and Gas Markets [Member] | Wireless Exploration Product Revenue [Member] |  |  |  |
Total revenue | 907 | 100 | 8,077 | 14,358
Operating Segments [Member] | Oil and Gas Markets [Member] | Reservoir Product Revenue [Member] |  |  |  |
Total revenue | 523 | 692 | 810 | 1,513
Operating Segments [Member] | Oil and Gas Markets [Member] | Product [Member] |  |  |  |
Total revenue | 4,793 | 2,384 | 18,301 | 19,260
Operating Segments [Member] | Adjacent Markets [Member] |  |  |  |
Total revenue | 14,862 | 10,938 | 38,392 | 28,312
Operating Segments [Member] | Adjacent Markets [Member] | Product [Member] |  |  |  |
Total revenue | 14,825 | 10,894 | 38,282 | 28,179
Operating Segments [Member] | Adjacent Markets [Member] | Industrial Product [Member] |  |  |  |
Total revenue | 11,678 | 7,465 | 29,250 | 18,471
Operating Segments [Member] | Adjacent Markets [Member] | Imaging Products [Member] |  |  |  |
Total revenue | 3,147 | 3,429 | 9,032 | 9,708
Operating Segments [Member] | Emerging Markets [Member] |  |  |  |
Total revenue | 109 | 135 | 393 | 571
Operating Segments [Member] | Emerging Markets [Member] | Product [Member] |  |  |  |
Total revenue | 109 | 135 | 393 | 571
Operating Segments [Member] | Corporate Segment [Member] |  |  |  |
Total revenue | $ 0 | $ 50 | $ 0 | $ 50

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