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Note 4 - Major Customers
12 Months Ended
Dec. 31, 2014
Risks and Uncertainties [Abstract]  
Concentration Risk Disclosure [Text Block]


(4)   MAJOR CUSTOMERS


Texas Instruments Incorporated accounted for 13% of our consolidated net revenues in both 2014 and 2013. While all three of our operating segments sold products to this customer, these revenues were primarily generated by our Mechanical Products and Electrical Products segments. Hakuto Co. Ltd. accounted for 11% of our consolidated net revenues in 2014. These revenues were generated by our Thermal Products segment. During the years ended December 31, 2014 and 2013, no other customer accounted for 10% or more of our consolidated net revenues.