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Selected Quarterly Financial Information (Unaudited) (Details) (USD $)
 3 Months Ended 12 Months Ended
Dec. 28, 2013
Sep. 28, 2013
Jun. 29, 2013
Mar. 30, 2013
Dec. 29, 2012
Sep. 29, 2012
Jun. 30, 2012
Mar. 31, 2012
Dec. 28, 2013
Dec. 29, 2012
Dec. 31, 2011
Effect of Fourth Quarter Events [Line Items]                      
Revenue $ 5,550,000 $ 4,950,000 $ 6,079,000 $ 6,319,000 $ 8,574,000 $ 8,190,000 $ 7,012,000 $ 10,866,000 $ 22,897,709 $ 34,641,860 $ 64,658,603
Gross profit 645,000 [1] 267,000 [1] (595,000) [1] (396,000) [1] 2,425,000 [1],[2] 2,451,000 [1] 1,127,000 [1] 3,253,000 [1]      
(Loss) income from continuing operations (9,844,000) (9,015,000) (8,062,000) 1,168,000 (5,766,000) (6,849,000) (6,456,000) (2,712,000) (25,753,548) (21,783,320) (6,028,488)
Net income (loss) attributable to the controlling interest (9,660,000) (8,771,000) (7,910,000) 21,634,000 (3,861,000) [2] (6,724,000) (5,199,000) (2,578,000) (4,709,616) (18,361,930) 3,079,364
Net (loss) income per share:                      
Basic (in dollars per share) $ (0.16) [3] $ (0.14) [3] $ (0.13) [3] $ 0.34 [3] $ (0.06) [3] $ (0.11) [3] $ (0.08) [3] $ (0.04) [3] $ (0.08) $ (0.29) $ 0.05
Diluted (in dollars per share) $ (0.16) [3] $ (0.14) [3] $ (0.13) [3] $ 0.34 [3] $ (0.06) [3] $ (0.11) [3] $ (0.08) [3] $ (0.04) [3] $ (0.08) $ (0.29) $ 0.05
Shares used in computing net income per share:                      
Basic (in shares) 61,529,000 63,542,000 62,492,000 63,936,000 63,836,000 63,415,000 63,078,000 64,225,000 62,347,852 63,617,680 64,405,776
Diluted (in shares) 61,529,000 63,542,000 62,492,000 63,936,000 63,836,000 63,415,000 63,078,000 64,225,000 62,347,852 63,617,680 65,234,212
Scenario, Adjustment [Member]
                      
Effect of Fourth Quarter Events [Line Items]                      
Other Asset Impairment Charges $ 4,000,000                    
[1] Gross profit is defined as net product revenue less cost of product revenues.
[2] {F|ahBzfndlYmZpbGluZ3MtaHJkcmoLEgZYTUxEb2MiXlhCUkxEb2NHZW5JbmZvOmQwZGNmMmUxMDBiNTQ1ZmVhOTgzM2VhODI4N2YzMWJhfFRleHRTZWxlY3Rpb246OTBERTk3NzRGNEI3QjdFREEzOEQ3NkIzOTE5OEVDQjgM}
[3] Net loss per share is computed independently for each of the quarters presented; accordingly, the sum of the quarterly net income per share may not equal the total computed for the year.