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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 |  | 12 Months Ended | 9 Months Ended |  |  | 12 Months Ended |  |  | 3 Months Ended |  | 12 Months Ended | 3 Months Ended |
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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 | Jan. 16, 2013 | Dec. 28, 2013 Business Acquisition Two | Sep. 28, 2013 Ikanos | Sep. 29, 2012 Ikanos | Jul. 10, 2012 Ikanos | Mar. 31, 2012 Ikanos | Dec. 28, 2013 Ask Ziggy | Dec. 29, 2012 Ask Ziggy | Dec. 31, 2011 Ask Ziggy | Dec. 28, 2013 KoBrite director | Dec. 29, 2012 KoBrite | Dec. 31, 2011 KoBrite | Dec. 28, 2013 Ikanos | Dec. 29, 2012 Ikanos | Dec. 31, 2011 Ikanos | Dec. 28, 2013 Minimum Business Acquisition Two | Dec. 29, 2012 Minimum Business Acquisition Two | Mar. 14, 2013 Subsequent event Business Acquisition Two | Sep. 28, 2013 Subsequent event Business Acquisition Two | Mar. 14, 2013 Subsequent event Aurisound | Dec. 28, 2013 Achievement of Certain Milestones Business Acquisition Two | Sep. 28, 2013 Deferred Compensation, Share-based Payments [Member] Founder of Acquired Company [Member] Subsequent event | Mar. 14, 2013 Deferred Compensation, Share-based Payments [Member] Founder of Acquired Company [Member] Subsequent event Achievement of Certain Milestones | Mar. 14, 2013 Deferred Compensation, Share-based Payments [Member] Founder of Acquired Company [Member] Subsequent event Immediate Vesting | Dec. 29, 2012 Investee Ask Ziggy
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equity losses in unconsolidated affiliates |  |  |  |  |  |  |  |  | $ (625,098) | $ (679,587) | $ (296,451) |  |  |  |  |  |  | $ (218,287) | $ 0 | $ 0 | $ (406,811) | $ (573,265) | $ (296,451) | $ 0 | $ (106,322) | $ 0 |  |  |  |  |  |  |  |  |  |
Equity Method Investment, Ownership Percentage |  |  |  |  |  |  |  |  |  |  |  |  |  | 25.00% |  |  |  |  |  |  | 12.00% |  |  |  |  |  | 23.00% | 5.00% |  |  |  |  |  |  |  |
Available-for-sale Equity Securities, Amortized Cost Basis |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0
Carrying value of the investment |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,421,592 | 1,828,404 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of directors in common with affiliate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cost Method Investment, Additional Equity Interest Acquired or to Be Acquired |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10.00% | 5.80% |  | 2.00% |  |  |  |
Payments to Acquire Other Investments |  |  |  |  |  |  |  |  |  |  |  |  | 1,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 900,000 | 700,000 |  |  |  |  |  |
Purchase price |  |  |  |  |  |  |  |  |  |  |  |  |  | 700,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments to acquire additional interests in an affiliate |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,500,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ownership percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 51.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Summarized Financial Information |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Current assets | 119,608,002 |  |  |  | 126,967,069 |  |  |  | 119,608,002 | 126,967,069 |  |  |  |  |  |  |  |  |  |  | 7,769,000 | 9,581,000 | 12,468,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Noncurrent assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10,663,000 | 12,701,000 | 15,927,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Current liabilities | 11,239,102 |  |  |  | 20,176,436 |  |  |  | 11,239,102 | 20,176,436 |  |  |  |  |  |  |  |  |  |  | 1,207,000 | 1,215,000 | 5,397,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues | 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 |  |  |  |  |  |  |  |  |  | 5,085,000 | 6,010,000 | 7,938,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Margin loss |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (2,501,000) | (2,732,000) | (794,000) |  |  |  |  |  |  |  |  |  |  |  |  |
Loss from operations |  |  |  |  |  |  |  |  | (35,927,691) | (20,570,894) | (7,549,903) |  |  |  |  |  |  |  |  |  | (6,114,000) | (4,938,000) | (2,685,000) |  |  |  |  |  |  |  |  |  |  |  |  |
Net loss |  |  |  |  |  |  |  |  | (5,606,016) | (18,994,272) | 3,684,571 |  |  |  |  |  |  |  |  |  | (5,526,000) | (5,308,000) | (2,526,000) |  |  |  |  |  |  |  |  |  |  |  |  |
Due from Employees, Current | 140,000 |  |  |  |  |  |  |  | 140,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consideration transferred |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,581,000 | 700,000 |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,800,000 |  |  |  |  |
Cost Method Investment, Potential Payment to Acquire Additional Interest |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 200,000 |  |  |  |
Deferred Compensation Arrangement with Individual, Shares Issued |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 400,000 | 300,000 | 100,000 |
Other than Temporary Impairment Losses, Investments |  |  |  |  |  |  |  |  | 2,500,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notes, Loans and Financing Receivable, Gross, Noncurrent |  |  |  |  |  |  |  |  |  |  |  | $ 14,900,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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