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Note 2 - Revenue - Disaggregation of Revenue (Details) - USD ($) $ in Thousands | 3 Months Ended
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Jun. 30, 2025 | Jun. 30, 2024
Revenues |  | $ 59,543 |  | $ 58,170 |
Consumables [Member] | Transferred at Point in Time [Member] |  |  |  |  |
Revenues |  | 35,773 |  | 33,010 |
Hardware and Software [Member] | Transferred at Point in Time [Member] |  |  |  |  |
Revenues |  | 12,569 |  | 14,075 |
Service [Member] | Transferred at Point in Time [Member] |  |  |  |  |
Revenues |  | 11,201 |  | 11,085 |
Operating Segments [Member] | Sterilization and Disinfection Control [Member] |  |  |  |  |
Revenues | [1] | 25,410 | [2] | 22,957 | [3]
Operating Segments [Member] | Biopharmaceutical Development [Member] |  |  |  |  |
Revenues | [1] | 11,486 |  | 12,008 |
Operating Segments [Member] | Calibration Solutions [Member] |  |  |  |  |
Revenues | [1] | 12,350 |  | 11,801 |
Operating Segments [Member] | Clinical Genomics [Member] |  |  |  |  |
Revenues | [1] | 10,297 |  | 11,404 |
Operating Segments [Member] | Consumables [Member] | Transferred at Point in Time [Member] | Sterilization and Disinfection Control [Member] |  |  |  |  |
Revenues |  | 23,011 | [2] | 20,396 | [3]
Operating Segments [Member] | Consumables [Member] | Transferred at Point in Time [Member] | Biopharmaceutical Development [Member] |  |  |  |  |
Revenues |  | 3,836 |  | 3,922 |
Operating Segments [Member] | Consumables [Member] | Transferred at Point in Time [Member] | Calibration Solutions [Member] |  |  |  |  |
Revenues |  | 841 |  | 580 |
Operating Segments [Member] | Consumables [Member] | Transferred at Point in Time [Member] | Clinical Genomics [Member] |  |  |  |  |
Revenues |  | 8,085 |  | 8,112 |
Operating Segments [Member] | Hardware and Software [Member] | Transferred at Point in Time [Member] | Sterilization and Disinfection Control [Member] |  |  |  |  |
Revenues |  | 89 | [2] | 169 | [3]
Operating Segments [Member] | Hardware and Software [Member] | Transferred at Point in Time [Member] | Biopharmaceutical Development [Member] |  |  |  |  |
Revenues |  | 4,288 |  | 4,837 |
Operating Segments [Member] | Hardware and Software [Member] | Transferred at Point in Time [Member] | Calibration Solutions [Member] |  |  |  |  |
Revenues |  | 6,975 |  | 6,886 |
Operating Segments [Member] | Hardware and Software [Member] | Transferred at Point in Time [Member] | Clinical Genomics [Member] |  |  |  |  |
Revenues |  | 1,217 |  | 2,183 |
Operating Segments [Member] | Service [Member] | Transferred at Point in Time [Member] | Sterilization and Disinfection Control [Member] |  |  |  |  |
Revenues |  | 2,310 | [2] | 2,392 | [3]
Operating Segments [Member] | Service [Member] | Transferred at Point in Time [Member] | Biopharmaceutical Development [Member] |  |  |  |  |
Revenues |  | 3,362 |  | 3,249 |
Operating Segments [Member] | Service [Member] | Transferred at Point in Time [Member] | Calibration Solutions [Member] |  |  |  |  |
Revenues |  | 4,534 |  | 4,335 |
Operating Segments [Member] | Service [Member] | Transferred at Point in Time [Member] | Clinical Genomics [Member] |  |  |  |  |
Revenues |  | $ 995 |  | $ 1,109 |
[1] | Intersegment revenues are not significant and are eliminated to arrive at consolidated totals. Revenues as presented are consistent with GAAP measurement principles and our CODM's review of segment information.
[2] | Revenues of $24,815 from GKE are included in the Sterilization and Disinfection Control division during the year ended March 31, 2025.
[3] | Revenues of $9,289 from GKE are included in the Sterilization and Disinfection Control division during the year ended March 31, 2024 and represent sales made beginning from the acquisition date.

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