Quarterly report pursuant to Section 13 or 15(d)

DESCRIPTION OF THE COMPANY AND BASIS OF PRESENTATION (Details Narrative)

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DESCRIPTION OF THE COMPANY AND BASIS OF PRESENTATION (Details Narrative) - USD ($)
shares in Thousands, $ in Thousands
6 Months Ended
Feb. 01, 2021
May 14, 2020
Nov. 27, 2019
Jun. 30, 2021
Jun. 30, 2020
Dec. 31, 2020
Dec. 31, 2019
Schedule of Capitalization, Long-term Debt [Line Items]              
Cash and Cash Equivalents, at Carrying Value       $ 39,861 $ 21,469 $ 18,127 $ 16,395
Working capital       53,287      
Proceeds from offering price       $ 26,867 $ 4,041    
Common Stock, Preferred Stock, Warrants, Debt Securities, and Units, or Any Combination [Member]              
Schedule of Capitalization, Long-term Debt [Line Items]              
Sale of stock, description of transaction     The Company has on file a shelf registration statement on Form S-3 that was declared effective by the Securities and Exchange Commission (the “SEC”) on November 27, 2019. Pursuant to the shelf registration statement, the Company may offer to the public from time to time, in one or more offerings, up to $60,000 of our common stock, preferred stock, warrants, debt securities, and units, or any combination of the foregoing, at prices and on terms to be determined at the time of any such offering. The specific terms of any future offering will be determined at the time of the offering and described in a prospectus supplement that will be filed with the SEC in connection with such offering.        
Common stock having an aggregate offering price     $ 60,000        
IPO [Member] | Equity Distribution Agreement [Member] | Canaccord Genuity LLC [Member]              
Schedule of Capitalization, Long-term Debt [Line Items]              
Number of common stocks issued   810          
Proceeds from issuance of common stock   $ 4,200          
Underwritten Public Offering [Member] | Underwriting Agreement [Member]              
Schedule of Capitalization, Long-term Debt [Line Items]              
Number of common stocks issued 4,428            
Proceeds from offering price $ 28,800            
Revolving Credit Facility [Member]              
Schedule of Capitalization, Long-term Debt [Line Items]              
Line of credit facility, expiration period       five      
Line of credit, principal amount       $ 10,000      
Two Senior Secured Term Loan [Member]              
Schedule of Capitalization, Long-term Debt [Line Items]              
Debt instrument, face amount       30,000      
Facilities One [Member]              
Schedule of Capitalization, Long-term Debt [Line Items]              
Debt instrument, face amount       20,000      
Facilities Two [Member]              
Schedule of Capitalization, Long-term Debt [Line Items]              
Debt instrument, face amount       $ 10,000