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FAIR VALUE MEASUREMENTS - Narrative (Details) - USD ($)	9 Months Ended
	Sep. 28, 2019	Sep. 30, 2019	May 31, 2019	Mar. 30, 2019	Dec. 29, 2018	Jun. 30, 2018
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial instrument fair value	$ 35,045,620				$ 43,097,888
Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial instrument fair value	8,704,100				$ 5,565,499
RealWear, Inc. | Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial instrument fair value	5,200,000
Equity Securities, FV-NI			$ 2,500,000
Unrealized Gain (Loss) on Securities	800,000
Shares Acquired in an Equity Security			368,732
Percentage Owned of an Equity Investment						15.00%
Equity Investment One | Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Payments to acquire an equity investment				$ 1,000,000.0
Financial instrument fair value	3,500,000
Unrealized Gain (Loss) on Securities	$ 100,000
Percentage Owned of an Equity Investment	11.40%
Subsequent Event [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash Proceeds from Equity Raise		$ 7,500,000
Subsequent Event [Member] | Solos, Inc. [Member] | Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Shares Acquired in an Equity Security		1,172,000
Percentage Owned of an Equity Investment		20.00%

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Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 45
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The aggregate fair value as of the balance sheet date of financial instruments and other positions owned by the entity including: (1) mortgages, mortgage-backed and asset backed securities; (2) US government and agency obligations; (3) state and municipal government obligations; (4) other sovereign government debt; (5) corporate obligations; (6) corporate equities; (7) principal investments; (8) derivative contracts; and (9) physical commodities. Includes both pledged and unpledged holdings.

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-SubTopic 320
-Section 45
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-Section 45
-Paragraph 28
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