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Selected Quarterly Financial Information (Unaudited) (Details) - USD ($) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 28, 2019 | Sep. 28, 2019 | Jun. 29, 2019 | Mar. 30, 2019 | Dec. 29, 2018 | Sep. 29, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 28, 2019 | Dec. 29, 2018 | Dec. 30, 2017
Quarterly Financial Information Disclosure [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenues | $ 8,727,000 | $ 6,139,000 | $ 9,110,000 | $ 5,543,000 | $ 7,741,000 | $ 5,126,000 | $ 5,944,000 | $ 5,654,000 | $ 29,518,809 | $ 24,465,005 | $ 27,841,490
Gross Profit | 1,188,000 | 265,000 | (808,000) | (1,263,000) | 1,439,000 | (16,000) | 974,000 | 983,000 |  |  |
(Loss) income from continuing operations | (3,556,000) | (6,402,000) | (4,838,000) | (11,584,000) | (10,884,000) | (10,299,000) | (8,992,000) | (9,792,000) |  |  |
Net income (loss) attributable to the controlling interest | $ (7,290,000) | $ (6,625,000) | $ (4,260,000) | $ (11,331,000) | $ (9,966,000) | $ (9,791,000) | $ (9,241,000) | $ (5,536,000) | $ (29,506,252) | $ (34,533,542) | $ (25,240,482)
Net loss per share: |  |  |  |  |  |  |  |  |  |  |
Basic and Diluted (in dollars per share) | $ (0.09) | $ (0.08) | $ (0.05) | $ (0.15) | $ (0.14) | $ (0.13) | $ (0.13) | $ (0.08) | $ (0.37) | $ (0.47) | $ (0.36)
Shares used in computing net income per share: |  |  |  |  |  |  |  |  |  |  |
Basic and diluted (in shares) | 82,155,000 | 82,054,000 | 81,950,000 | 74,969,000 | 73,317,000 | 73,135,000 | 73,095,000 | 73,078,000 | 80,282,126 | 73,156,545 | 69,914,956
Revenue from Licensing of Functional IP |  |  | $ 3,500,000 |  |  |  |  |  |  |  |
Gain on investments |  |  |  |  |  |  |  | $ 2,900,000 |  |  |

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