Note 1 - Nature of Operations and Summary of Significant Accounting Policies: Inventories: Schedule of Inventory (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Details
Raw Materials	$ 5,468us-gaap_InventoryRawMaterials	$ 5,587us-gaap_InventoryRawMaterials
Work-in-process	1,678us-gaap_InventoryWorkInProcess	234us-gaap_InventoryWorkInProcess
Finished goods	233us-gaap_InventoryFinishedGoods	223us-gaap_InventoryFinishedGoods
Reserve for obsolete inventory	(3,216)us-gaap_InventoryValuationReserves	(3,019)us-gaap_InventoryValuationReserves
Total inventories, net	$ 4,163us-gaap_InventoryNet	$ 3,025us-gaap_InventoryNet

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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