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Stock-Based Compensation (Tables)
 9 Months Ended
Jan. 31, 2025
Share-Based Payment Arrangement [Abstract]  
Summary of Stock Option Plan Comparison Details
Restated Option Plan2024 Equity Incentive Plan
Minimum exercise price as a percentage of fair market value at date of grant100%100%
Last expiration date for outstanding optionsMay 9, 2034January 20, 2035
Shares available for grant at January 31, 2025-419,205
Schedule of Stock-Based Compensation, Valuation Assumptions
The fair value of options granted is estimated on the date of grant using the Black-Scholes option pricing model based on the assumptions in the table below.
Nine Months Ended
January 31,
20252024
Expected terms (years)4.93.9
Risk-free interest rate4.93 %4.06 %
Volatility61 %56 %
Dividend yield- - 
Schedule of Stock-based Compensation, Options Exercised
The Company had the following options exercised for the periods indicated. The impact of these cash receipts is included in financing activities in the accompanying Condensed Consolidated Statements of Cash Flows.
(Dollars in thousands except option data)
Nine Months Ended
January 31,
20252024
Options exercised-30,000
Cash received from option exercises$- $- 
Intrinsic value of options exercised$- $1,036