Inventories: Schedule of Inventory, Current (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Details
Finished goods	$ 1,885	$ 1,847
Work-in-process	1,079us-gaap_InventoryWorkInProcess	1,103us-gaap_InventoryWorkInProcess
Raw materials	1,886us-gaap_InventoryRawMaterials	1,922us-gaap_InventoryRawMaterials
Total	$ 4,850us-gaap_InventoryNet	$ 4,872us-gaap_InventoryNet

Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of merchandise or goods held by the company that are readily available for sale.

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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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