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Other Assets and Amounts Due to / Due From Affiliates (Non-Marketable Securities - Equity Method Investments) (Details) (USD $)
 3 Months Ended 12 Months Ended 9 Months Ended 12 Months Ended
Dec. 29, 2012
Sep. 29, 2012
Jun. 30, 2012
Mar. 31, 2012
Dec. 31, 2011
Sep. 24, 2011
Jun. 25, 2011
Mar. 26, 2011
Dec. 29, 2012
Dec. 31, 2011
Dec. 25, 2010
Sep. 29, 2012
Ikanos
Dec. 29, 2012
KoBrite
director
Dec. 31, 2011
KoBrite
Dec. 25, 2010
KoBrite
Dec. 29, 2012
Ikanos
Dec. 31, 2011
Ikanos
Dec. 25, 2010
Ikanos
Schedule of Equity Method Investments [Line Items]                                    
Equity loss in unconsolidated affiliate                 $ (679,587) $ (296,451) $ (600,299)   $ (573,265) $ (296,451) $ (600,299) $ (106,322) $ 0 $ 0
Company's ownership percentage                       25.00% 12.00%          
Carrying value of the investment                         1,828,404 2,401,669        
Number of directors in common with affiliate                         1          
Purchase price                       700,000            
Payments to acquire additional interests in an affiliate                       2,500,000            
Ownership percentage                       51.00%            
Current assets 126,967,069       145,736,944       126,967,069 145,736,944     9,581,000 12,468,000 8,952,000      
Noncurrent assets                         12,701,000 15,927,000 15,389,000      
Current liabilities 20,176,436       22,479,790       20,176,436 22,479,790     1,215,000 5,397,000 9,052,000      
Revenues 8,574,000 8,190,000 7,012,000 10,866,000 17,798,000 14,063,000 15,424,000 17,374,000 34,641,860 64,658,603 58,141,632   6,010,000 7,938,000 12,288,000      
Margin loss                         (2,732,000) (794,000) (1,316,000)      
Loss from operations                 (20,570,894) (7,549,903) (2,924,519)   (4,938,000) (2,685,000) (3,292,000)      
Net loss                 $ (18,994,272) $ 3,684,571 $ 8,839,546   $ (5,308,000) $ (2,526,000) $ (3,091,000)