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Discontinued Operations - Summary of Carrying Amounts of Major Classes of Assets and Liabilities of Discontinued Operations (Detail)
$ in Thousands
Apr. 30, 2020
USD ($)
Discontinued Operations And Disposal Groups [Abstract]  
Cash and cash equivalents $ 387
Accounts receivable, net 32,554
Inventories 60,450
Prepaid expenses and other current assets 1,282
Property, plant, and equipment, net 9,678
Intangible assets, net 69,379
Goodwill 64,581
Deferred income taxes 2,950
Other assets 1,897
Total assets of discontinued operations 243,158
Current liabilities 17,372
Other non-current liabilities 2,299
Total liabilities of discontinued operations $ 19,671