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Inventories (Details) (USD $) In Thousands, unless otherwise specified	May 31, 2014	Feb. 28, 2014	May 31, 2013
Inventories
Raw materials	$ 24,799		$ 18,362
Work in process	12,130		11,006
Finished goods	24,127		25,694
Total	$ 61,056	$ 59,117	$ 55,062

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- Definition

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 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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