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Note 9 - Segment Data (Tables)

3 Months Ended

Jun. 30, 2016

Notes Tables

Schedule of Segment Reporting Information, by Segment [Table Text Block]

		Three Months Ended June 30 , 2016
		Biological Indicators				Instruments				Cold Chain Monitoring				Cold Chain Packaging				Total
Revenues		$	9,467			$	8,222			$	2,317			$	1,108			$	21,114
Gross profit		$	6,087			$	4,849			$	667			$	411				12,014
Reconciling items (1)																			(9,845	)
Earnings before income taxes																		$	2,169

		Three Months Ended June 30 , 2015
		Biological Indicators				Instruments				Cold Chain Monitoring				Cold Chain Packaging				Total
Revenues		$	7,236			$	8,331			$	2,591			$	--			$	18,158
Gross profit		$	4,749			$	5,355			$	1,037			$	--				11,141
Reconciling items (1)																			(7,615	)
Earnings before income taxes																		$	3,526

Reconciliation of Assets from Segment to Consolidated [Table Text Block]

		June 30, 2016				March 31, 201 6
Total assets
Biological Indicators		$	58,744			$	56,724
Instruments			47,610				49,077
Cold Chain Monitoring			28,681				27,613
Cold Chain Packaging			19,519				19,478
Corporate and administrative			7,511				7,856
		$	162,065			$	160,748

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

		Three Months Ended
		June 30 ,
		201 6				201 5
Net revenues from unaffiliated customers:
United States		$	15,511			$	12,194
Foreign			5,603				5,964
		$	21,114			$	18,158

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+ References

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