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BASIS OF PRESENTATION AND CERTAIN SIGNIFICANT ACCOUNTING POLICIES, Inventory (Details) - USD ($)
$ in Thousands
Mar. 31, 2021
Dec. 31, 2020
On hand [Abstract]    
Finished goods held for sale $ 33,937 $ 32,654
Raw materials and work in process 831 828
Inventory in transit 4,123 3,297
TOTAL $ 38,891 $ 36,779