Property, Plant and Equipment - Reclassification (Details) $ in Thousands	Jul. 31, 2021 USD ($)
Long Lived Assets Held-for-sale [Line Items]
Less accumulated depreciation and amortization	$ (13,634)
Net property, plant and equipment reclassified to Prepaid expenses and other current assets	28,974
Land and buildings
Long Lived Assets Held-for-sale [Line Items]
Property, plant and equipment, gross	$ 42,608