Note 6 - Major Customers	12 Months Ended
Dec. 31, 2012
Schedule of Revenue by Major Customers by Reporting Segments [Table Text Block]	(6) MAJOR CUSTOMERS Texas Instruments Incorporated accounted for 14% and 12% of our consolidated net revenues in 2012 and 2011, respectively. 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. Teradyne, Inc. accounted for 11% of our consolidated net revenues in 2012. While all three of our operating segments sold products to this customer, these revenues were primarily generated by our Electrical Products segment. During the years ended December 31, 2012 and 2011, no other customer accounted for 10% or more of our consolidated net revenues.

Note 6 - Major Customers

12 Months Ended

Dec. 31, 2012

Schedule of Revenue by Major Customers by Reporting Segments [Table Text Block]

(6) MAJOR CUSTOMERS

Texas Instruments Incorporated accounted for 14% and 12% of our consolidated net revenues in 2012 and 2011, respectively. 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. Teradyne, Inc. accounted for 11% of our consolidated net revenues in 2012. While all three of our operating segments sold products to this customer, these revenues were primarily generated by our Electrical Products segment. During the years ended December 31, 2012 and 2011, no other customer accounted for 10% or more of our consolidated net revenues.