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NET LOSS PER SHARE (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
NET LOSS PER SHARE
Net loss	$ (2,391)	$ (5,228)
Weighted average common shares outstanding:
Basic	23,692,558	23,478,072
Diluted	23,692,558	23,478,072
Basic loss per share of common stock	$ (0.10)	$ (0.22)
Diluted loss per share of common stock	$ (0.10)	$ (0.22)

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-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 45
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=125511455&loc=d3e1448-109256

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