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Note 5 - Goodwill and Intangible Assets (Tables)

12 Months Ended

Mar. 31, 2019

Notes Tables

Schedule of Goodwill [Table Text Block]

		Sterilization and Disinfection Control				Instruments				Cold Chain Monitoring				Cold Chain Packaging				Total
March 31, 2017		$	24,019			$	18,235			$	15,404			$	14,498			$	72,156
Effect of foreign currency translation			536				--				--				722				1,258
Acquisitions			5,948				--				--				--				5,948
Impairment			--				--				--				(13,819	)			(13,819	)
March 31, 2018			30,503				18,235				15,404				1,401				65,543
Effect of foreign currency translation			(723	)			--				--				(67	)			(790	)
Acquisitions			--				--				2,699				--				2,699
Impairment			--				--				--				(1,075	)			(1,075	)
March 31, 2019		$	29,780			$	18,235			$	18,103			$	259			$	66,377

Schedule of Finite-Lived Intangible Assets [Table Text Block]

		March 31, 2019
		Carrying Amount				Accumulated Amortization				Net				Useful Life (Years)
Intellectual property		$	7,690			$	(5,301	)		$	2,389			10	-	16
Trade names			3,739				(2,542	)			1,197			3	-	10
Customer relationships			61,198				(31,584	)			29,614			7	-	10
Non-compete agreements			1,581				(1,562	)			19			3	-	10
Total		$	74,208			$	(40,989	)		$	33,219

		March 31, 2018
		Carrying Amount				Accumulated Amortization				Net				Useful Life (Years)
Intellectual property		$	7,210			$	(4,554	)		$	2,656			10	-	16
Trade names			3,675				(2,154	)			1,521			3	-	10
Customer relationships			64,363				(26,128	)			38,235			7	-	10
Non-compete agreements			1,865				(1,427	)			438			3	-	10
Total		$	77,113			$	(34,263	)		$	42,850

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

2020		$	6,500
2021			5,455
2022			5,090
2023			4,862
2024			4,346

X

- Definition

Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment.

+ References

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