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DISCONTINUED OPERATIONS (Details) (USD $)
 3 Months Ended 9 Months Ended 1 Months Ended 3 Months Ended 9 Months Ended
Sep. 27, 2014
Sep. 28, 2013
Sep. 27, 2014
Sep. 28, 2013
Dec. 28, 2013
Jan. 16, 2013
Jan. 31, 2013
III-V product line including all outstanding equity interest in KTC Wireless, LLC
Sep. 27, 2014
III-V product line including all outstanding equity interest in KTC Wireless, LLC
Sep. 28, 2013
III-V product line including all outstanding equity interest in KTC Wireless, LLC
Jan. 16, 2013
III-V product line including all outstanding equity interest in KTC Wireless, LLC
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]                    
Net purchase price $ 70,200,000   $ 70,200,000              
Proceeds received from divestiture             55,000,000 200,000    
Receivable                   15,000,000
Accounts and Notes Receivable, Net 14,916,667   14,916,667   14,866,666 14,800,000        
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]                    
Net sales and other operating revenues                 2,300,000  
Income from operations before income taxes                 (200,000)  
Provision for income taxes on operations                 0  
Income from operations, net of tax                 (200,000)  
Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax 20,400,000               20,400,000  
Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest $ 0 $ 0 $ 0 $ 20,147,532         $ 20,200,000