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COMMITMENTS AND CONTINGENCIES (Details) - USD ($)
3 Months Ended 12 Months Ended
Mar. 31, 2017
Dec. 31, 2019
Mar. 31, 2019
Dec. 31, 2018
Commitments and contingencies        
Environmental Remediation Expense $ 1,500,000      
Brazil        
Commitments and contingencies        
Accrual for Environmental Loss Contingencies $ 1,500,000 $ 500,000    
Payments to settle environmental loss contingency   600,000    
Brazil | Reduction of gross receipts tax        
Commitments and contingencies        
Recovery of part of claim     $ 2,700,000 $ 631,000
Brazil | Reduction of gross receipts tax | Cost of Sales        
Commitments and contingencies        
Recovery of part of claim     1,700,000  
Brazil | Reduction of gross receipts tax | Interest Income        
Commitments and contingencies        
Recovery of part of claim     $ 1,000,000.0  
Brazil | Minimum | Reduction of gross receipts tax        
Commitments and contingencies        
Estimated potential recoveries   3,000,000    
Brazil | Maximum | Reduction of gross receipts tax        
Commitments and contingencies        
Estimated potential recoveries   10,000,000    
Indemnification agreements        
Commitments and contingencies        
Liabilities recorded under indemnification agreements   0    
Tax Assessment | Brazil        
Commitments and contingencies        
Estimated loss contingency   7,900,000    
Loss contingency liability recorded   0    
Tax Assessment, Interest | Brazil        
Commitments and contingencies        
Estimated loss contingency   3,000,000.0    
Tax Assessment, Penalites | Brazil        
Commitments and contingencies        
Estimated loss contingency   $ 1,000,000.0