Commitments and Contingencies - Letters of Credit (Details) $ in Millions	Mar. 31, 2019 USD ($)
Letters of Credit and Bank Guarantees
Loss Contingencies [Line Items]
Outstanding letters of credit and bank guarantees	$ 385.0

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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