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Commitments and Contingencies (Details)
R$ in Millions, $ in Millions
3 Months Ended 6 Months Ended 53 Months Ended
Jun. 30, 2017
BRL (R$)
Jun. 30, 2018
USD ($)
Dec. 31, 2016
BRL (R$)
Dec. 31, 2017
USD ($)
Loss Contingencies [Line Items]        
Document Period End Date   Jun. 30, 2018    
Unrecorded Unconditional Purchase Obligation, Due in Next Twelve Months   $ 3.4    
Brazilian Federal Indirect Tax Assessment [Member]        
Loss Contingencies [Line Items]        
Loss Contingency, Damages Sought, Value | R$ R$ 17.3   R$ 270.0  
Loss Contingency Accrual, at Carrying Value   4.2   $ 4.9
Loss Contingency, Range of Possible Loss, Portion Not Accrued   22.0    
Thailand Customs Matter [Member]        
Loss Contingencies [Line Items]        
Loss Contingency, Range of Possible Loss, Portion Not Accrued   27.0    
Maximum [Member] | Indirect Tax Liability [Member]        
Loss Contingencies [Line Items]        
Loss Contingency, Range of Possible Loss, Portion Not Accrued   $ 128.1