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BASIS OF PRESENTATION AND CERTAIN SIGNIFICANT ACCOUNTING POLICIES, Revenue Recognition (Details)
$ in Thousands
3 Months Ended
Mar. 31, 2021
USD ($)
Level
Mar. 31, 2020
USD ($)
Dec. 31, 2020
USD ($)
Revenue Recognition [Abstract]      
Sales return allowance $ 200   $ 200
Estimate of merchandise expected to be returned $ 100   100
Gift card redemption period 1 year    
Revenue recognized from change in deferred obligation balance $ 100 $ 100  
Deferred revenue, recognized 700 200  
Disaggregated Revenue [Abstract]      
Sales $ 21,394 17,145  
Discounts [Abstract]      
Number of price levels | Level 3    
Accrued Expenses and Other Liabilities [Member]      
Revenue Recognition [Abstract]      
Contract with customer liability $ 200   $ 200
United States [Member]      
Disaggregated Revenue [Abstract]      
Sales 18,752 15,333  
Canada [Member]      
Disaggregated Revenue [Abstract]      
Sales 2,157 1,493  
Spain [Member]      
Disaggregated Revenue [Abstract]      
Sales $ 485 $ 319  
Minimum [Member] | Canada [Member] | Geographic Concentration Risk [Member] | Sales [Member]      
Disaggregated Revenue [Abstract]      
Revenue percentage 2.30% 1.90%