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REVENUE - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Disaggregation of Revenue [Line Items]        
Net sales $ 224,777 $ 224,750 $ 607,066 $ 519,960
Shipping and Handling        
Disaggregation of Revenue [Line Items]        
Net sales $ 1,000 $ 900 $ 2,400 $ 2,600