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Selected Quarterly Financial Information (Unaudited) (Details) - USD ($)	3 Months Ended								12 Months Ended
	Dec. 30, 2017	Sep. 30, 2017	Jul. 01, 2017	Apr. 01, 2017	Dec. 31, 2016	Sep. 24, 2016	Jun. 25, 2016	Mar. 26, 2016	Dec. 30, 2017	Dec. 31, 2016	Dec. 26, 2015
Quarterly Financial Information Disclosure [Abstract]
Principal Investment Gain (Loss)	$ 1,700,000
Revenues	11,397,000	$ 6,139,000	$ 5,927,000	$ 4,378,000	$ 6,373,000	$ 5,795,000	$ 4,355,000	$ 6,119,000	$ 27,841,490	$ 22,642,566	$ 32,054,419
Gross Profit	3,654,000	1,444,000	862,000	816,000	1,560,000	949,000	(550,000)	1,342,000
Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest	(4,962,000)	(8,605,000)	(8,068,000)	(8,663,000)	(6,280,000)	(6,883,000)	(993,000)	(6,317,000)
Net Income (Loss) Attributable to Parent	$ (1,803,000)	$ (8,247,000)	$ (7,332,000)	$ (7,858,000)	$ (5,190,000)	$ (8,117,000)	$ (3,194,000)	$ (6,932,000)	$ (25,240,482)	$ (23,434,116)	$ (14,693,416)
Net loss per share:
Earnings Per Share, Basic and Diluted	$ (0.02)	$ (0.11)	$ (0.10)	$ (0.12)	$ (0.08)	$ (0.13)	$ (0.05)	$ (0.11)	$ (0.36)	$ (0.37)	$ (0.23)
Shares used in computing net income per share:
Weighted Average Number of Shares Outstanding, Basic and Diluted	72,349,000	72,188,000	70,627,000	64,539,000	64,138,000	64,048,000	64,011,000	63,978,000	69,914,956	64,045,675	63,465,797
Gain on investments					$ 1,000,000		$ 7,700,000		$ 2,000,000	$ 1,034,396	$ 9,206,919

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The amount of net income or loss for the period per each share in instances when basic and diluted earnings per share are the same amount and reported as a single line item on the face of the financial statements. Basic earnings per share is the amount of net income or loss for the period per each share of common stock or unit outstanding during the reporting period. Diluted earnings per share includes the amount of net income or loss for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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The net realized gain (loss) on investments sold during the period, not including gains (losses) on securities separately or otherwise categorized as trading, available-for-sale, or held-to-maturity, which, for cash flow reporting, is a component of proceeds from investing activities.

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