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Note 2 - Detail of Certain Balance Sheet Accounts: Schedule of Finite-Lived Intangible Assets (Details) - USD ($)
$ in Thousands
Dec. 31, 2016
Dec. 31, 2015
Details    
Finite-Lived Patents, Gross $ 2,161 $ 2,180
Finite-Lived Noncompete Agreements, Gross 123 147
Finite-Lived Trademarks, Gross 9,074 10,808
Finite-Lived Customer Relationships, Gross 8,822 10,556
Regulatory approvals & product certifications 11,767 14,081
Other intangible assets 31,947 37,772
Other intangible assets - accumulated amortization (13,683) (13,564)
Finite-Lived Intangible Assets, Net $ 18,264 $ 24,208