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Long-term Debt and Other Credit Arrangements - Schedule of Maturities of Long-Term Debt (Details) - USD ($) $ in Thousands	Apr. 30, 2026	Apr. 30, 2025
Debt Instrument [Line Items]
Total long-term debt	$ 20,083	$ 37,685
Term Loan | Line of Credit
Debt Instrument [Line Items]
Total long-term debt	10,750	13,750
Amended Loan Agreement | Line of Credit
Debt Instrument [Line Items]
2027	5,000
2028	5,000
2029	5,000
2030	3,750
2031	1,333
Thereafter	0
Total long-term debt	$ 20,083	$ 13,750

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