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COMMITMENTS AND CONTINGENCIES - Additional Information (Details)
Dec. 31, 2019
USD ($)
multiple
executive_officer
Employee
Dec. 31, 2018
USD ($)
Dec. 31, 2017
USD ($)
Loss Contingencies [Line Items]      
Purchase commitments for inventory | $ $ 22,000,000.0 $ 15,900,000 $ 14,200,000
Commitment With Executive Officers [Member]      
Loss Contingencies [Line Items]      
Number of executive officers under agreement | executive_officer 6    
Number of employees under agreement | Employee 2    
Multiple of sum of average annual base salary and bonus agreement terms | multiple 2