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v3.21.2

Note 12 - Segment Information - Operating Segment Information (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Jun. 30, 2021 | Jun. 30, 2020
Total revenues | [1] | $ 34,920 | $ 29,941
Gross profit (loss) |  | 22,211 | 20,340
Operating expenses |  | 19,088 | 16,770
Operating income |  | 3,123 | 3,570
Nonoperating expense, net |  | 1,705 | 2,816
Earnings before income taxes |  | 1,418 | 754
Operating Segments [Member] |  |  |
Gross profit (loss) |  | 22,232 | 20,360
Corporate, Non-Segment [Member] |  |  |
Gross profit (loss) | [2] | (21) | (20)
Sterilization and Disinfection Control [Member] | Operating Segments [Member] |  |  |
Total revenues | [1] | 15,150 | 13,067
Gross profit (loss) |  | 11,428 | 10,021
Biopharmaceutical Development [Member] | Operating Segments [Member] |  |  |
Total revenues | [1] | 8,877 | 5,949
Gross profit (loss) |  | 4,692 | 4,466
Instruments [Member] | Operating Segments [Member] |  |  |
Total revenues | [1] | 7,562 | 7,680
Gross profit (loss) |  | 4,660 | 4,688
Continuous Monitoring [Member] | Operating Segments [Member] |  |  |
Total revenues | [1] | 3,331 | 3,245
Gross profit (loss) |  | $ 1,452 | $ 1,185
[1] | Intersegment revenues are not significant and are eliminated to arrive at consolidated totals.
[2] | Non-reportable operating segments and unallocated corporate expenses are reported within Corporate and Other.

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