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Note 10 - Inventories (Details) - Analysis of Inventories (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Analysis of Inventories [Abstract]
Raw materials and supplies	$ 42,049	$ 34,470
Work in process	23,558	14,698
Finished goods	23,430	26,501
Total inventory	89,037	75,669
Less reserve for excess and obsolete inventories	(985)	(5,753)
Total inventory, net	$ 88,052	$ 69,916

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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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Gross amount, as of the balance sheet date, of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.

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Gross amount of unprocessed materials to be used in manufacturing or production process and supplies that will be consumed.

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