Inventories (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Mar. 31, 2018
Inventories Details
Raw materials	$ 297	$ 275
Work in progress	218	237
Finished goods	314	500
Total	$ 829	$ 1,012

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Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed within one year or operating cycle, if longer.

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