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Note 2 - Revenue (Tables)

6 Months Ended

Sep. 30, 2025

Notes Tables

Disaggregation of Revenue [Table Text Block]

		Three Months Ended September 30, 2025
		Sterilization and Disinfection Control				Biopharmaceutical Development				Calibration Solutions				Clinical Genomics				Total
Consumables		$	19,282			$	4,371			$	752			$	8,972			$	33,377
Hardware and software			147				6,662				8,129				1,133				16,071
Services			2,678				2,887				4,689				1,035				11,289
Total revenues		$	22,107			$	13,920			$	13,570			$	11,140			$	60,737

		Three Months Ended September 30, 2024
		Sterilization and Disinfection Control				Biopharmaceutical Development				Calibration Solutions				Clinical Genomics				Total
Consumables		$	19,473			$	3,826			$	444			$	8,178			$	31,921
Hardware and software			144				5,168				7,848				2,451				15,611
Services			2,588				2,873				3,970				870				10,301
Total revenues		$	22,205			$	11,867			$	12,262			$	11,499			$	57,833

		Six Months Ended September 30, 2025
		Sterilization and Disinfection Control				Biopharmaceutical Development				Calibration Solutions				Clinical Genomics				Total
Consumables		$	42,293			$	8,207			$	1,593			$	17,057			$	69,150
Hardware and software			236				10,950				15,104				2,350				28,640
Services			4,988				6,249				9,223				2,030				22,490
Total revenues		$	47,517			$	25,406			$	25,920			$	21,437			$	120,280

		Six Months Ended September 30, 2024
		Sterilization and Disinfection Control				Biopharmaceutical Development				Calibration Solutions				Clinical Genomics				Total
Consumables		$	39,869			$	7,748			$	1,024			$	16,290			$	64,931
Hardware and software			313				10,005				14,734				4,634				29,686
Services			4,980				6,122				8,305				1,979				21,386
Total revenues		$	45,162			$	23,875			$	24,063			$	22,903			$	116,003

Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas [Table Text Block]

		Three Months Ended September 30,								Six Months Ended September 30,
		2025				2024				2025				2024
United States		$	29,300			$	28,078			$	56,946			$	54,939
China			5,315				7,390				10,744				13,949
Other			26,122				22,365				52,590				47,115
Total revenues		$	60,737			$	57,833			$	120,280			$	116,003

Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block]

Contract liabilities as of March 31, 2025		$	14,803
Prior year liabilities recognized in revenues during the six months ended September 30, 2025			(7,312	)
Contract liabilities added during the six months ended September 30, 2025, net of revenues recognized			6,778
Contract liabilities as of September 30, 2025		$	14,269

X

- Definition

Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 606
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 10
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+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 606
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
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+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 220
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-Section S99
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