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Note 12 - Segment Data (Tables) | 6 Months Ended
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Sep. 30, 2024
Notes Tables |
Schedule of Segment Reporting Information, by Segment [Table Text Block] |
|  | Three Months Ended September 30, |  |  | Six Months Ended September 30, |
|  | 2024 |  |  | 2023 |  |  | 2024 |  |  | 2023 |
Revenues (a): |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Sterilization and Disinfection Control (b) |  | $ | 22,205 |  |  | $ | 17,080 |  |  | $ | 45,162 |  |  | $ | 33,007 |
Clinical Genomics |  |  | 11,499 |  |  |  | 15,549 |  |  |  | 22,903 |  |  |  | 28,918 |
Biopharmaceutical Development |  |  | 11,867 |  |  |  | 9,207 |  |  |  | 23,875 |  |  |  | 19,096 |
Calibration Solutions |  |  | 12,262 |  |  |  | 11,329 |  |  |  | 24,063 |  |  |  | 22,789 |
Total revenues |  | $ | 57,833 |  |  | $ | 53,165 |  |  | $ | 116,003 |  |  | $ | 103,810 |
Gross profit: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Sterilization and Disinfection Control (b) |  | $ | 15,172 |  |  | $ | 12,476 |  |  | $ | 30,730 |  |  | $ | 24,067 |
Clinical Genomics |  |  | 5,906 |  |  |  | 7,727 |  |  |  | 12,396 |  |  |  | 14,455 |
Biopharmaceutical Development |  |  | 7,167 |  |  |  | 5,509 |  |  |  | 15,126 |  |  |  | 11,942 |
Calibration Solutions |  |  | 7,210 |  |  |  | 6,407 |  |  |  | 14,452 |  |  |  | 12,838 |
Reportable segment gross profit |  |  | 35,455 |  |  |  | 32,119 |  |  |  | 72,704 |  |  |  | 63,302 |
Corporate and other (c) |  |  | - |  |  |  | (10 | ) |  |  | - |  |  |  | (10 | )
Gross profit |  | $ | 35,455 |  |  | $ | 32,109 |  |  | $ | 72,704 |  |  | $ | 63,292 |
Reconciling items: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Operating expense |  |  | 31,947 |  |  |  | 32,169 |  |  |  | 63,616 |  |  |  | 64,016 |
Operating income (loss) |  |  | 3,508 |  |  |  | (60 | ) |  |  | 9,088 |  |  |  | (724 | )
Nonoperating expense, net |  |  | (304 | ) |  |  | 1,265 |  |  |  | 1,371 |  |  |  | 1,538 |
Earnings (loss) before income taxes |  | $ | 3,812 |  |  | $ | (1,325 | ) |  | $ | 7,717 |  |  | $ | (2,262 | )
Schedule of Depreciation and Amortization Expense [Table Text Block] |
|  | September 30, |  |  | March 31, |
|  | 2024 |  |  | 2024 |
Sterilization and Disinfection Control |  | $ | 5,920 |  |  | $ | 7,014 |
Clinical Genomics |  |  | 11,459 |  |  |  | 11,813 |
Biopharmaceutical Development |  |  | 6,001 |  |  |  | 6,304 |
Calibration Solutions |  |  | 6,358 |  |  |  | 7,544 |
Total inventories |  | $ | 29,738 |  |  | $ | 32,675 |

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