8. Income Taxes: Schedule of Deferred Tax Assets and Liabilities (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Deferred Tax Assets:
Compensation Assets	$ 117	$ 109
Inventory Valuation	516	491
Accounts Receivable Valuation	267	232
Deferred Litigation Costs	57	62
Deferred Tax Assets, Operating Loss Carryforwards, Foreign	154	509
Other	335	290
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost	347	287
Total Deferred Assets	1,793	1,980
Deferred Tax Liabilities:
Prepaid Expenses	(386)	(399)
Deferred Tax Liabilities, Property, Plant and Equipment	(1,568)	(1,445)
Total Deferred Liabilities	(1,954)	(1,844)
Total Deferred Tax Asset (liability)	$ (161)	$ 136