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Note 6 - Facility Relocation - Facility Relocation Costs (Details) - Relocation of Omaha and Traverse City Biological Indicator Manufacturing Facilities [Member] $ in Thousands	12 Months Ended
	Mar. 31, 2018 USD ($)
Beginning balance	$ 673
Facility relocation expense	842
Cash payments	(1,107)
Ending balance	$ 408

X

- Definition

Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.

+ References

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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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