11. Commitments and Contingencies: Contingencies (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Insurance Legal Recovery		$ 4,700
Positive Outcome of Litigation
Insurance Legal Recovery		4,700
Gain Contingency, Income Statement Caption		“Insurance Legal Recovery or ILR”
Loss Contingency, Range of Possible Loss, Maximum	227
Loss Contingency, Balance Sheet Caption	Other Long Term Assets
Insurance Claims
Product Liability Inurance Deductible - Range, minimum	25
Product Liability Inurance Deductible - Range, maximum	250
Pending or Threatened Litigation
Product Liability Contingency, Loss Exposure Not Accrued, High Estimate	3,400
Loss Contingency Accrual	$ 686	$ 537