Significant Accounting Policies - Accounts Receivables by Type (Details) - USD ($) $ in Thousands	Apr. 30, 2024	Apr. 30, 2023
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables	$ 151,793	$ 120,547
Vendor Rebates
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables	87,423	54,979
Credit Card Receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables	35,455	46,851
Other Receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables	$ 28,915	$ 18,717