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Commitments and Contingencies (Narratives) (Details) - Sep. 30, 2018 R$ in Millions | USD ($) | BRL (R$)
--- | --- | ---
Foreign | Secretariat of the Federal Revenue Bureau of Brazil |  |
Loss Contingencies [Line Items] |  |
Value of tax credits disallowed | $ 800,000 | R$ 3.4
Penalties, court costs, attorneys' fees, and accrued interest | 4,800,000 | 19.6
Tax liability related to the ICMS Tax Assessments, accrued | 2,300,000 | R$ 9.4
Inventory Purchase Commitments |  |
Loss Contingencies [Line Items] |  |
Non-cancelable purchase commitments | 158,700,000 |
Software and New Product Support Services Commitments |  |
Loss Contingencies [Line Items] |  |
Non-cancelable purchase commitments | $ 117,500,000 |

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