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Restatement of Previously Issued Financial Statements (Details) - USD ($)	3 Months Ended								12 Months Ended
	Dec. 29, 2018	Sep. 29, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 30, 2017	Sep. 30, 2017	Jul. 01, 2017	Apr. 01, 2017	Dec. 29, 2018	Dec. 30, 2017	Dec. 31, 2016	Dec. 26, 2015
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	$ 47,712,821				$ 77,379,847				$ 47,712,821	$ 77,379,847	$ 74,219,643	$ 94,484,780
Translation Adjustment Functional to Reporting Currency, Gain (Loss), Reclassified to Earnings, Net of Tax									400,000
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders									(699,105)	(791,737)
Distribution to noncontrolling interest holder									699,105	791,737
Net Income (Loss) Attributable to Noncontrolling Interest									51,050	(139,633)	537,572
Net Income (Loss) Attributable to Parent	(9,966,000)	$ (9,791,000)	$ (9,241,000)	$ (5,536,000)	(1,803,000)	$ (8,247,000)	$ (7,332,000)	$ (7,858,000)	(34,533,542)	(25,240,482)	(23,568,717)
Foreign Currency Transaction Gain (Loss), Unrealized									1,169,254	(1,068,059)	(672,727)
Restatement Adjustment [Member]
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Distribution to noncontrolling interest holder									62,127
Net Income (Loss) Attributable to Noncontrolling Interest											134,601
Net Income (Loss) Attributable to Parent									1,336,083		(134,601)
Foreign Currency Transaction Gain (Loss), Unrealized									1,336,083
Additional Paid-in Capital
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	334,491,397				329,917,858				334,491,397	329,917,858	327,323,162	325,357,045
Adjustments to Additional Paid in Capital									(10,930)	(11,708)	(7,368)
Additional Paid-in Capital | Restatement Adjustment [Member]
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	(1,201,482)				(1,201,482)				(1,201,482)	(1,201,482)	(1,201,482)	(1,201,482)
Noncontrolling Interest
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	$ (149,053)				616,661				(149,053)	616,661	1,478,040	945,386
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders									(699,105)	(791,737)
Noncontrolling Interest | Restatement Adjustment [Member]
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest					1,336,083					1,336,083	$ 1,336,083	$ 1,201,482
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders									$ 1,336,083
Kowon Technology Corporation Limited [Member]
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax					$ 1,700,000					$ 1,700,000

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