5. Commitments and Contingencies: Contingencies (Details) - USD ($)	6 Months Ended
	Jun. 30, 2015	Dec. 31, 2014
Positive Outcome of Litigation
Loss Contingency, Range of Possible Loss, Maximum	$ 213,000	$ 213,000
Loss Contingency, Balance Sheet Caption	Other Long Term Assets
Insurance Claims
Product Liability Inurance Deductible - Range, minimum	$ 25,000
Product Liability Inurance Deductible - Range, maximum	$ 250,000