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LEASES (Details Narrative) - USD ($)	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Dec. 31, 2020
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Right-of-use assets	$ 395,000		$ 493,000
Lease liability	399,000		499,000
Lease liability, current	$ 193,000		$ 247,000
Weighted average remaining lease term	2 years 5 months 19 days
Operating Lease, Weighted Average Discount Rate, Percent	2.56%
Operating lease expense	$ 96,000	$ 75,000
Houston [Member]
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Operating leases term, description	lease term running through October 2024.
Middletown [Member]
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Operating leases term, description	lease term expiring in June 2022.
Banbury [Member]
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Lease term	The lease in Banbury was effective April 1, 2006 and had a 15-year term ending in March 2021.

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- Definition

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- Definition

Operating lease assets.

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- Definition

Description of lessee's operating lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
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- Definition

Amount of operating lease expense. Excludes sublease income.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 45
-Paragraph 4
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- Definition

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
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Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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