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Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=77902758&loc=d3e41499-112717

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COMMITMENTS AND CONTINGENCIES (Details Narrative) - USD ($)		12 Months Ended
	Jan. 23, 2018	Dec. 31, 2017	Dec. 31, 2016
COMMITMENTS AND CONTINGENCIES [Abstract]
Operating Leases, Rent Expense		$ 574,000	$ 490,000
Econolite [Member]
COMMITMENTS AND CONTINGENCIES
Amount of litigation expense		$ 303,000
Econolite [Member] \| RTMS Royalties [Member] \| Subsequent Event [Member]
COMMITMENTS AND CONTINGENCIES
Litigation settlement amount to be paid	$ 246,000
Econolite [Member] \| RTMS Inventory [Member] \| Subsequent Event [Member]
COMMITMENTS AND CONTINGENCIES
Litigation settlement amount to be paid	262,000
Litigation settlement amount to be received	$ 205,000