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Commitments and Contingencies (Details) - Unfavorable Regulatory Action [Member] € in Millions	Sep. 30, 2018 USD ($) Employees	Sep. 30, 2018 EUR (€) Employees	Dec. 31, 2000 assessment
Raw Materials Assessment [Member]
Loss Contingencies [Line Items]
Number of assessments from the tax authorities regarding ICMS taxes | assessment			2
Electricity Assessment [Member]
Loss Contingencies [Line Items]
Number of assessments from the tax authorities regarding ICMS taxes | assessment			4
Raw Materials Assessment And Remaining Electricity Assessments [Member]
Loss Contingencies [Line Items]
Liability recorded	$ 0
Malaucene Co-Employment [Member]
Loss Contingencies [Line Items]
Liability recorded	0
Maximum [Member] | Raw Materials Assessment 2 [Member] [Member]
Loss Contingencies [Line Items]
Loss contingency, range of possible loss	10,700,000
Maximum [Member] | Electricity Assessment One [Member]
Loss Contingencies [Line Items]
Loss contingency, range of possible loss	5,000,000
Maximum [Member] | Second Electricity Assessment [Member]
Loss Contingencies [Line Items]
Loss contingency, range of possible loss	7,500,000
Maximum [Member] | Electricity Assessment Three [Member]
Loss Contingencies [Line Items]
Loss contingency, range of possible loss	500,000
Maximum [Member] | Electricity Assessment Four [Member]
Loss Contingencies [Line Items]
Loss contingency, range of possible loss	$ 8,200,000
Maximum [Member] | Malaucene Co-Employment [Member]
Loss Contingencies [Line Items]
Loss contingency, range of possible loss | €		€ 1.3
Number of pending claims | Employees	18	18

X

- Definition

The number of assessments from the tax authorities of the State of Rio de Janeiro for unpaid Imposto sobre circulacao de Mercadorias e Servicos (or ICMS) taxes, a form of value-added tax in Brazil.

+ References

No definition available.

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+ References

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- Definition

Amount of loss contingency liability.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 1
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- Definition

Reflects the estimated amount of loss from the specified contingency as of the balance sheet date.

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-Name Accounting Standards Codification
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Number of pending claims pertaining to a loss contingency.

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