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Selected Quarterly Financial Information (Unaudited) (Details) (USD $)
 3 Months Ended 12 Months Ended
Dec. 27, 2014
Sep. 27, 2014
Jun. 28, 2014
Mar. 29, 2014
Dec. 28, 2013
Sep. 28, 2013
Jun. 29, 2013
Mar. 30, 2013
Dec. 27, 2014
Dec. 28, 2013
Dec. 29, 2012
Effect of Fourth Quarter Events [Line Items]                      
Revenues $ 10,637,000us-gaap_Revenues $ 9,532,000us-gaap_Revenues $ 6,943,000us-gaap_Revenues $ 4,695,000us-gaap_Revenues $ 5,550,000us-gaap_Revenues $ 4,950,000us-gaap_Revenues $ 6,079,000us-gaap_Revenues $ 6,319,000us-gaap_Revenues $ 31,807,465us-gaap_Revenues $ 22,897,709us-gaap_Revenues $ 34,641,860us-gaap_Revenues
Gross profit 2,701,000us-gaap_GrossProfit [1] 3,861,000us-gaap_GrossProfit [1] 753,000us-gaap_GrossProfit [1] 2,000us-gaap_GrossProfit [1] 645,000us-gaap_GrossProfit [1],[2] 267,000us-gaap_GrossProfit [1] (595,000)us-gaap_GrossProfit [1] (396,000)us-gaap_GrossProfit [1]      
(Loss) income from continuing operations (6,073,000)us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest (5,520,000)us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest (7,269,000)us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest (9,614,000)us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest (9,844,000)us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest (9,015,000)us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest (8,062,000)us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest 1,168,000us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest (28,670,789)us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest (25,753,548)us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest (21,783,320)us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
Net income (loss) attributable to the controlling interest (5,302,000)us-gaap_NetIncomeLoss (4,469,000)us-gaap_NetIncomeLoss (8,806,000)us-gaap_NetIncomeLoss (9,134,000)us-gaap_NetIncomeLoss (9,660,000)us-gaap_NetIncomeLoss [2] (8,771,000)us-gaap_NetIncomeLoss (7,910,000)us-gaap_NetIncomeLoss 21,634,000us-gaap_NetIncomeLoss (28,212,044)us-gaap_NetIncomeLoss (4,709,616)us-gaap_NetIncomeLoss (18,361,930)us-gaap_NetIncomeLoss
Net (loss) income per share:                      
Basic (in dollars per share) $ (0.08)us-gaap_EarningsPerShareBasic [3] $ (0.08)us-gaap_EarningsPerShareBasic [3] $ (0.14)us-gaap_EarningsPerShareBasic [3] $ (0.15)us-gaap_EarningsPerShareBasic [3] $ (0.16)us-gaap_EarningsPerShareBasic [3] $ (0.14)us-gaap_EarningsPerShareBasic [3] $ (0.13)us-gaap_EarningsPerShareBasic [3] $ 0.34us-gaap_EarningsPerShareBasic [3] $ (0.45)us-gaap_EarningsPerShareBasic $ (0.08)us-gaap_EarningsPerShareBasic $ (0.29)us-gaap_EarningsPerShareBasic
Diluted (in dollars per share) $ (0.08)us-gaap_EarningsPerShareDiluted [3] $ (0.08)us-gaap_EarningsPerShareDiluted [3] $ (0.14)us-gaap_EarningsPerShareDiluted [3] $ (0.15)us-gaap_EarningsPerShareDiluted [3] $ (0.16)us-gaap_EarningsPerShareDiluted [3] $ (0.14)us-gaap_EarningsPerShareDiluted [3] $ (0.13)us-gaap_EarningsPerShareDiluted [3] $ 0.34us-gaap_EarningsPerShareDiluted [3] $ (0.45)us-gaap_EarningsPerShareDiluted $ (0.08)us-gaap_EarningsPerShareDiluted $ (0.29)us-gaap_EarningsPerShareDiluted
Shares used in computing net income per share:                      
Basic (in shares) 62,734,000us-gaap_WeightedAverageNumberOfSharesOutstandingBasic 62,647,000us-gaap_WeightedAverageNumberOfSharesOutstandingBasic 62,644,000us-gaap_WeightedAverageNumberOfSharesOutstandingBasic 62,530,000us-gaap_WeightedAverageNumberOfSharesOutstandingBasic 61,529,000us-gaap_WeightedAverageNumberOfSharesOutstandingBasic 63,542,000us-gaap_WeightedAverageNumberOfSharesOutstandingBasic 62,492,000us-gaap_WeightedAverageNumberOfSharesOutstandingBasic 63,936,000us-gaap_WeightedAverageNumberOfSharesOutstandingBasic 62,638,675us-gaap_WeightedAverageNumberOfSharesOutstandingBasic 62,347,852us-gaap_WeightedAverageNumberOfSharesOutstandingBasic 63,617,680us-gaap_WeightedAverageNumberOfSharesOutstandingBasic
Diluted (in shares) 62,734,000us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding 62,647,000us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding 62,644,000us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding 62,530,000us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding 61,529,000us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding 63,542,000us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding 62,492,000us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding 63,936,000us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding 62,638,675us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding 62,347,852us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding 63,617,680us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding
Scenario, Adjustment [Member]                      
Effect of Fourth Quarter Events [Line Items]                      
Other Asset Impairment Charges         $ 1,300,000us-gaap_OtherAssetImpairmentCharges
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioAdjustmentMember		         $ 4,000,000us-gaap_OtherAssetImpairmentCharges
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioAdjustmentMember		  
[1] Gross profit is defined as net component revenue less cost of component revenues.
[2] .
[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.