EQUITY (Details Narrative) $ / shares in Units, £ in Millions										3 Months Ended						9 Months Ended
	Mar. 24, 2021 USD ($) $ / shares shares	Sep. 25, 2020 $ / shares shares	Sep. 25, 2020 USD ($) $ / shares	Sep. 24, 2020 USD ($) shares	Sep. 24, 2020 GBP (£) shares	Sep. 24, 2020 shares	Jul. 31, 2020 USD ($) $ / shares shares	Jun. 24, 2020 $ / shares shares	Jun. 11, 2020 USD ($) $ / shares shares	Sep. 30, 2021 USD ($) $ / shares shares	Jun. 30, 2021 USD ($)	Mar. 31, 2021 USD ($)	Sep. 30, 2020 USD ($)	Jun. 30, 2020 USD ($)	Mar. 31, 2020 USD ($)	Sep. 30, 2021 USD ($) $ / shares shares	Sep. 30, 2020 USD ($)	Mar. 24, 2021 GBP (£)	Dec. 31, 2020 $ / shares shares	Aug. 05, 2019 shares
Class of Stock [Line Items]
Preferred stock, shares authorized | shares										50,000,000						50,000,000			50,000,000
Preferred stock, par value | $ / shares										$ 0.0001						$ 0.0001			$ 0.0001
Number of common stock issued, value | $													$ 32,025,000	$ 10,594,000
Net proceeds from issuance of stock | $																$ 405,000	$ 42,719,000
Net loss | $										$ 729,000	$ (2,220,000)	$ (5,168,000)	(4,211,000)	(1,426,000)	$ (1,950,000)	(6,660,000)	(7,587,000)
Gain from settlements of liabilities | $										$ (614,000)			(1,718,000)			$ (2,992,000)	$ (579,000)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period | shares																484,543
Sahara Presentation Systems PLC [Member]
Class of Stock [Line Items]
Total consideration paid			$ 94,900,000	$ 94,900,000	£ 74.0
Board Of Directors [Member]
Class of Stock [Line Items]
Preferred stock, shares authorized | shares										48,280,000						48,280,000
Michael Pope [Member]
Class of Stock [Line Items]
Number of restricted common shares issued | shares																875,000
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period																12 months
Series A Preferred Stock [Member]
Class of Stock [Line Items]
Preferred stock, shares authorized | shares										50,000,000						50,000,000
Preferred voting shares																250,000 shares of non-voting
Preferred stock, par value | $ / shares										$ 0.0001						$ 0.0001
Number of common stock issued, value | $
Net loss | $
Series A Preferred Stock [Member] | Genesis [Member]
Class of Stock [Line Items]
Number of shares issued for acquisition | shares																250,000
Convertible Preferred Stock, Shares Issued upon Conversion | shares										398,406						398,406
Series B Preferred Stock [Member]
Class of Stock [Line Items]
Preferred voting shares																1,200,000 shares of voting
Preferred stock, par value | $ / shares										$ 0.0001						$ 0.0001
Preferred Stock, Liquidation Preference, Value	$ 15,900,000																	£ 11.5
Series B Preferred Stock [Member] | Sahara Presentation Systems PLC [Member]
Class of Stock [Line Items]
Number of shares issued for acquisition | shares		1,586,620		1,586,620	1,586,620
Preferred Stock, Liquidation Preference Per Share | $ / shares		$ 10.00	$ 10.00
Preferred Stock, Dividend Rate, Percentage		8.00%
Series C Preferred Stock [Member]
Class of Stock [Line Items]
Preferred voting shares																270,000 shares of voting
Preferred stock, par value | $ / shares										$ 0.0001						$ 0.0001
Debt converted into shares | shares	7,600,000
Debt Instrument, Convertible, Conversion Price | $ / shares	$ 1.66
Series C Preferred Stock [Member] | Sahara Presentation Systems PLC [Member]
Class of Stock [Line Items]
Number of shares issued for acquisition | shares		1,320,850				1,320,850
Preferred Stock [Member]
Class of Stock [Line Items]
Convertible Preferred Stock, Shares Issued upon Conversion | shares																				82,028
Class A common Stock [Member]
Class of Stock [Line Items]
Convertible Preferred Stock, Shares Issued upon Conversion | shares																				130,721
Number of common stock issued | shares							17,250,000
Share price per share | $ / shares							$ 2.00
Gross proceeds from issuance of stock | $							$ 34,500,000
Net proceeds from issuance of stock | $							32,000,000.0
Underwriting discounts and offering expenses | $							$ 2,500,000
Class A Common Stocks [Member] | Sahara Presentation Systems PLC [Member]
Class of Stock [Line Items]
Conversion of Stock, Description																Class A common stock at a conversion price of $1.66 per share which was the closing price of the Company’s Class A common stock on the Nasdaq Stock Market on September 25, 2020 (the “Conversion Price”). Such conversion may occur either (i) at the option of the holder at any time after January 1, 2024, or (ii) automatically upon the Company’s Class A common stock trading at 200% of the Conversion Price for 20 consecutive trading days (based on a volume weighted average price). The Series C Preferred Stock has a stated and liquidation value of $10.00 per share and is convertible into the Company’s Class A common stock at the Conversion Price either (i) at the option of the holder at any time after January 1, 2026, or (ii) automatically upon the Company’s Class A common stock trading at 200% of the Conversion Price for 20 consecutive trading days (based on a volume weighted average price).
Series B And C Preferred Stock One [Member]
Class of Stock [Line Items]
Number of common stock issued, value | $																$ 28,900,000
Class A Voting Common Stock [Member]
Class of Stock [Line Items]
Common Stock, Voting Rights																150,000,000 shares of Class A voting common stock
Class B Non Voting Common Stock [Member]
Class of Stock [Line Items]
Common Stock, Voting Rights																50,000,000
Common Class A [Member]
Class of Stock [Line Items]
Common stock, shares issued | shares										61,310,899						61,310,899			53,343,518
Common stock, shares outstanding | shares										61,310,899						61,310,899			53,343,518
Number of common stock issued | shares								1,999,667	13,333,333
Share price per share | $ / shares								$ 0.75	$ 0.75
Gross proceeds from issuance of stock | $									$ 11,500,000
Net proceeds from issuance of stock | $									10,600,000
Underwriting discounts and offering expenses | $									$ 906,000
Net loss | $																$ 3,400,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period | shares																485,000
Common Class A [Member] | Everest Display, Inc [Member] | Account Payable [Member]
Class of Stock [Line Items]
Debt converted into shares | shares																793,000
Accounts Payable | $										$ 2,000,000.0						$ 2,000,000.0
Debt converted into shares, value | $																1,600,000
Gain from settlements of liabilities | $																$ 357,000
Common Class A [Member] | Lind Global Marco Fund, LP [Member]
Class of Stock [Line Items]
Number of common stock issued | shares																5,700,000
Repayment of debt | $																$ 9,900,000
Accrued interest | $										$ 511,000						$ 511,000
Number of common stock issued | shares																5,700,000
Net loss | $																$ 13,800,000