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Discontinued Operations - Summary of Major Business Line Items Included in Discontinued Operations in Condensed Consolidation Statements of Income/(Loss) and Comprehensive Income/(Loss) (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Oct. 31, 2023
Oct. 31, 2022
Oct. 31, 2023
Oct. 31, 2022
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]        
Income from discontinued operations, net of tax $ 0 $ 0 $ 0 $ 0