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ACQUISITIONS (Cambridge Semiconductor Limited) (Details) - USD ($)
$ in Thousands
12 Months Ended
Jan. 02, 2015
Dec. 31, 2015
Dec. 31, 2014
Business Acquisition [Line Items]      
Loan to Cambridge Semiconductor   $ 0 $ 6,600
Cambridge Semiconductor Limited [Member]      
Business Acquisition [Line Items]      
CamSemi Purchase Price $ 23,300    
Payments to Acquire Businesses, Gross   16,700  
Consideration applied against outstanding loan $ 6,600    
Business Combination, Accumulated Acquisition Related Costs   1,000  
Business Combination, Acquisition Related Costs   $ 200 800
Cambridge Semiconductor Limited [Member]      
Business Acquisition [Line Items]      
Loan to Cambridge Semiconductor     $ 6,600