Segment Information - Total Assets (Details) - USD ($) $ in Thousands	Aug. 31, 2020	Aug. 31, 2019
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	$ 2,083,388	$ 1,560,130
EMEA
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	757,524	588,911
Asia Pacific
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	214,264	120,205
Americas
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	$ 1,111,600	$ 851,014