Note 4 - Inventories (Details) - Inventories (USD $) In Thousands, unless otherwise specified	Jun. 29, 2013	Dec. 31, 2012
Inventories [Abstract]
Finished goods	$ 10,914	$ 5,974
Work in process	2,919	3,478
Raw materials and supplies	10,423	10,722
Inventories, net	$ 24,256	$ 20,174

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

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

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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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