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Note 6 - Inventories (Details) - Inventories (USD $)

Sep. 30, 2014

Dec. 31, 2013

Inventories [Abstract]

Raw materials

$ 5,546,000

$ 5,876,000

Work in process

3,811,000

2,178,000

Finished goods

4,314,000

6,086,000

$ 13,671,000

$ 14,140,000

^[1]

[1]	The condensed consolidated balance sheet as of December 31, 2013 has been prepared using information from the audited consolidated balance sheet as of that date.

- Definition

Carrying amount, net of reserves and adjustments, as of the balance sheet date of merchandise or goods which are partially completed. This inventory is generally comprised of raw materials, labor and factory overhead costs, which require further materials, labor and overhead to be converted into finished goods, and which generally require the use of estimates to determine percentage complete and pricing.

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