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REVENUE - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Disaggregation of Revenue [Line Items]        
Net sales $ 224,750 $ 215,502 $ 519,960 $ 507,964
Shipping and Handling        
Disaggregation of Revenue [Line Items]        
Net sales $ 900 $ 1,000 $ 2,600 $ 2,300