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Note 2 - Revenue Recognition (Tables)

6 Months Ended

Sep. 30, 2019

Notes Tables

Disaggregation of Revenue [Table Text Block]

		Three Months Ended September 30, 2019
		Sterilization and Disinfection Control				Instruments				Cold Chain Monitoring				Cold Chain Packaging				Total
Discrete Revenues
Consumables		$	10,122			$	563			$	10			$	877			$	11,572
Hardware and Software			148				5,923				1,821				--				7,892
Services			641				2,474				570				19				3,704
Contracted Revenues
Services			1,183				--				1,185				--				2,368
Total Revenues		$	12,094			$	8,960			$	3,586			$	896			$	25,536

		Three Months Ended September 30, 2018
		Sterilization and Disinfection Control				Instruments				Cold Chain Monitoring				Cold Chain Packaging				Total
Discrete Revenues
Consumables		$	9,093			$	641			$	127			$	1,533			$	11,394
Hardware and Software			704				5,672				1,193				--				7,569
Services			291				2,391				698				96				3,476
Contracted Revenues
Services			1,494				--				932				--				2,426
Total Revenues		$	11,582			$	8,704			$	2,950			$	1,629			$	24,865

		Six Months Ended September 30, 2019
		Sterilization and Disinfection Control				Instruments				Cold Chain Monitoring				Cold Chain Packaging				Total
Discrete Revenues
Consumables		$	20,539			$	1,583			$	21			$	2,186			$	24,329
Hardware and Software			334				12,401				3,812				--				16,547
Services			941				4,520				1,110				27				6,598
Contracted Revenues
Services			2,390				--				1,960				--				4,350
Total Revenues		$	24,204			$	18,504			$	6,903			$	2,213			$	51,824

		Six Months Ended September 30, 2018
		Sterilization and Disinfection Control				Instruments				Cold Chain Monitoring				Cold Chain Packaging				Total
Discrete Revenues
Consumables		$	18,663			$	1,433			$	191			$	3,273			$	23,560
Hardware and Software			908				11,212				2,533				--				14,653
Services			642				4,790				1,241				196				6,869
Contracted Revenues
Services			2,717				--				2,208				--				4,925
Total Revenues		$	22,930			$	17,435			$	6,173			$	3,469			$	50,007

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

Contract liabilities balance as of March 31, 2019		$	4,426
Prior year liabilities recognized in revenues during the six months ended September 30, 2019			(3,516	)
Contract liabilities added during the six months ended September 30, 2019, net of revenues recognized			3,508
Contract liabilities balance as of September 30, 2019		$	4,418

X

- Definition

Tabular disclosure of contract balances and changes in contract balances.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130551-203045

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+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130545-203045

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