Acquisitions - CES Business (Details) - USD ($) $ in Thousands		9 Months Ended
Aug. 01, 2018	Apr. 30, 2019
CES Business
Business Acquisition [Line Items]
Total consideration for the transaction, excluding acquisition-related costs	$ 17,047	$ 17,047

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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