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Note 3 - Revenue - Disaggregation of Revenue (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2023 | Dec. 31, 2022
Revenues |  | $ 53,473 |  | $ 54,287 | $ 157,283 |  | $ 163,489
Consumables [Member] | Transferred at Point in Time [Member] |  |  |  |  |  |  |
Revenues |  | 31,209 |  | 29,329 | 88,365 |  | 89,574
Hardware and Software [Member] | Transferred at Point in Time [Member] |  |  |  |  |  |  |
Revenues |  | 12,745 |  | 16,333 | 39,975 |  | 45,320
Service [Member] | Transferred at Point in Time [Member] |  |  |  |  |  |  |
Revenues |  | 9,519 |  | 8,625 | 28,943 |  | 28,595
Operating Segments [Member] | Sterilization and Disinfection Control [Member] |  |  |  |  |  |  |
Revenues | [1] | 19,338 | [2] | 16,283 | 52,345 | [2] | 48,021
Operating Segments [Member] | Clinical Genomics [Member] |  |  |  |  |  |  |
Revenues | [1] | 12,546 |  | 15,585 | 41,464 |  | 48,525
Operating Segments [Member] | Biopharmaceutical Development [Member] |  |  |  |  |  |  |
Revenues | [1] | 9,430 |  | 11,646 | 28,526 |  | 34,757
Operating Segments [Member] | Calibration Solutions [Member] |  |  |  |  |  |  |
Revenues | [1] | 12,159 |  | 10,773 | 34,948 |  | 32,186
Operating Segments [Member] | Consumables [Member] | Transferred at Point in Time [Member] | Sterilization and Disinfection Control [Member] |  |  |  |  |  |  |
Revenues |  | 16,832 | [2] | 14,307 | 45,288 | [2] | 41,239
Operating Segments [Member] | Consumables [Member] | Transferred at Point in Time [Member] | Clinical Genomics [Member] |  |  |  |  |  |  |
Revenues |  | 9,758 |  | 10,885 | 28,490 |  | 34,815
Operating Segments [Member] | Consumables [Member] | Transferred at Point in Time [Member] | Biopharmaceutical Development [Member] |  |  |  |  |  |  |
Revenues |  | 4,080 |  | 3,584 | 12,753 |  | 11,248
Operating Segments [Member] | Consumables [Member] | Transferred at Point in Time [Member] | Calibration Solutions [Member] |  |  |  |  |  |  |
Revenues |  | 539 |  | 553 | 1,834 |  | 2,272
Operating Segments [Member] | Hardware and Software [Member] | Transferred at Point in Time [Member] | Sterilization and Disinfection Control [Member] |  |  |  |  |  |  |
Revenues |  | 180 | [2] | 95 | 381 | [2] | 619
Operating Segments [Member] | Hardware and Software [Member] | Transferred at Point in Time [Member] | Clinical Genomics [Member] |  |  |  |  |  |  |
Revenues |  | 1,639 |  | 3,371 | 9,540 |  | 9,349
Operating Segments [Member] | Hardware and Software [Member] | Transferred at Point in Time [Member] | Biopharmaceutical Development [Member] |  |  |  |  |  |  |
Revenues |  | 2,672 |  | 5,844 | 7,838 |  | 16,656
Operating Segments [Member] | Hardware and Software [Member] | Transferred at Point in Time [Member] | Calibration Solutions [Member] |  |  |  |  |  |  |
Revenues |  | 8,254 |  | 7,023 | 22,216 |  | 18,696
Operating Segments [Member] | Service [Member] | Transferred at Point in Time [Member] | Sterilization and Disinfection Control [Member] |  |  |  |  |  |  |
Revenues |  | 2,326 | [2] | 1,881 | 6,676 | [2] | 6,163
Operating Segments [Member] | Service [Member] | Transferred at Point in Time [Member] | Clinical Genomics [Member] |  |  |  |  |  |  |
Revenues |  | 1,149 |  | 1,329 | 3,434 |  | 4,361
Operating Segments [Member] | Service [Member] | Transferred at Point in Time [Member] | Biopharmaceutical Development [Member] |  |  |  |  |  |  |
Revenues |  | 2,678 |  | 2,218 | 7,935 |  | 6,853
Operating Segments [Member] | Service [Member] | Transferred at Point in Time [Member] | Calibration Solutions [Member] |  |  |  |  |  |  |
Revenues |  | $ 3,366 |  | $ 3,197 | $ 10,898 |  | $ 11,218
[1] | Intersegment revenues are not significant and are eliminated to arrive at consolidated totals.
[2] | Revenues from GKE GmbH and SAL GmbH are included in the Sterilization and Disinfection Control division beginning upon acquisition on October 16, 2023.

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