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Note 16 - Segment Data (Tables) | 12 Months Ended
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Mar. 31, 2021
Notes Tables |
Schedule of Segment Reporting Information, by Segment [Table Text Block] |
|  | Year Ended March 31, |
|  | 2021 |  |  | 2020 |  |  | 2019 |
Total revenues (a) |  |  |  |  |  |  |  |  |  |  |  |
Sterilization and Disinfection Control |  | $ | 53,119 |  |  | $ | 49,660 |  |  | $ | 46,297 |
Instruments |  |  | 32,465 |  |  |  | 37,984 |  |  |  | 36,125 |
Biopharmaceutical Development |  |  | 33,892 |  |  |  | 13,851 |  |  |  | - |
Continuous Monitoring |  |  | 14,461 |  |  |  | 13,729 |  |  |  | 13,806 |
Reportable segment revenues |  |  | 133,937 |  |  |  | 115,224 |  |  |  | 96,228 |
Corporate and Other (b) |  |  | - |  |  |  | 2,463 |  |  |  | 6,907 |
Total revenues (a) |  | $ | 133,937 |  |  | $ | 117,687 |  |  | $ | 103,135 |
Gross profit (loss) |  |  |  |  |  |  |  |  |  |  |  |
Sterilization and Disinfection Control |  | $ | 39,870 |  |  | $ | 35,797 |  |  | $ | 31,861 |
Instruments |  |  | 20,158 |  |  |  | 24,247 |  |  |  | 22,866 |
Biopharmaceutical Development |  |  | 21,035 |  |  |  | 382 |  |  |  | - |
Continuous Monitoring |  |  | 5,954 |  |  |  | 4,518 |  |  |  | 5,582 |
Reportable segment gross profit |  |  | 87,017 |  |  |  | 64,944 |  |  |  | 60,309 |
Corporate and Other (b) |  |  | (3 | ) |  |  | 418 |  |  |  | 607 |
Gross profit |  | $ | 87,014 |  |  | $ | 65,362 |  |  | $ | 60,916 |
Reconciling Items: |  |  |  |  |  |  |  |  |  |  |  |
Operating expenses |  |  | 74,656 |  |  |  | 57,439 |  |  |  | 51,135 |
Operating income |  |  | 12,358 |  |  |  | 7,923 |  |  |  | 9,781 |
Nonoperating expense, net |  |  | 10,055 |  |  |  | 4,061 |  |  |  | 1,158 |
Earnings before income taxes |  | $ | 2,303 |  |  | $ | 3,862 |  |  | $ | 8,623 |
|  | Year Ended March 31, |
|  | 2021 |  |  | 2020 |  |  | 2019 |
Depreciation and amortization |  |  |  |  |  |  |  |  |  |  |  |
Sterilization and Disinfection Control |  | $ | 857 |  |  | $ | 902 |  |  | $ | 902 |
Instruments |  |  | 164 |  |  |  | 179 |  |  |  | 207 |
Biopharmaceutical Development |  |  | 1,427 |  |  |  | 672 |  |  |  | - |
Continuous Monitoring |  |  | 256 |  |  |  | 328 |  |  |  | 272 |
Reportable segment depreciation and amortization |  |  | 2,704 |  |  |  | 2,081 |  |  |  | 1,381 |
Corporate and Other (c) |  |  | 14,956 |  |  |  | 10,909 |  |  |  | 8,047 |
Depreciation and amortization |  | $ | 17,660 |  |  | $ | 12,990 |  |  | $ | 9,428 |
Capital expenditures |  |  |  |  |  |  |  |  |  |  |  |
Sterilization and Disinfection Control |  | $ | 136 |  |  | $ | 291 |  |  | $ | 384 |
Instruments |  |  | 128 |  |  |  | 165 |  |  |  | 56 |
Biopharmaceutical Development |  |  | 539 |  |  |  | 233 |  |  |  | - |
Continuous Monitoring |  |  | 40 |  |  |  | 201 |  |  |  | 254 |
Reportable segment capital expenditures |  |  | 843 |  |  |  | 890 |  |  |  | 694 |
Corporate and Other |  |  | 1,149 |  |  |  | 608 |  |  |  | 568 |
Capital expenditures |  | $ | 1,992 |  |  | $ | 1,498 |  |  | $ | 1,262 |
Schedule of Segment Reporting Information, by Inventory Segment [Table Text Block] |
|  | March 31, 2021 |  |  | March 31, 2020 |
Sterilization and Disinfection Control |  | $ | 2,333 |  |  | $ | 2,104 |
Instruments |  |  | 3,253 |  |  |  | 3,065 |
Biopharmaceutical Development |  |  | 4,162 |  |  |  | 7,438 |
Continuous Monitoring |  |  | 1,430 |  |  |  | 1,623 |
Reportable segment Inventory |  |  | 11,178 |  |  |  | 14,230 |
Corporate and administrative |  |  | - |  |  |  | - |
Total inventories |  | $ | 11,178 |  |  | $ | 14,230 |
Long-lived Assets by Geographic Areas [Table Text Block] |
|  | As of March 31, |
|  | 2021 |  |  | 2020 |
United States |  | $ | 21,443 |  |  | $ | 23,306 |
Foreign |  |  | 3,085 |  |  |  | 1,240 |
Total |  | $ | 24,528 |  |  | $ | 24,546 |
Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas [Table Text Block] |
|  | Year Ended March 31, |
|  | 2021 |  |  | 2020 |  |  | 2019 |
United States |  | $ | 71,387 |  |  | $ | 66,344 |  |  | $ | 64,828 |
Foreign |  |  | 62,550 |  |  |  | 51,343 |  |  |  | 38,307 |
Total revenues |  | $ | 133,937 |  |  | $ | 117,687 |  |  | $ | 103,135 |

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- Definition Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e8736-108599 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e8813-108599 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e8906-108599 + Details
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