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SIGNIFICANT CUSTOMERS AND EXPORT SALES (Policies)
6 Months Ended
Jun. 30, 2011
Risks and Uncertainties [Abstract]  
Segment Reporting [Policy Text Block]
The Company is organized and operates as one reportable segment, the design, development, manufacture and marketing of proprietary, high-voltage, analog integrated circuits for use primarily in the AC-DC power conversion markets. The Company's chief operating decision maker, the Chief Executive Officer, reviews financial information presented on a consolidated basis for purposes of making operating decisions and assessing financial performance.