(Loss) Earnings Per Common Share - Additional Information (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended	9 Months Ended
Jan. 31, 2025	Jan. 31, 2024	Jan. 31, 2025	Jan. 31, 2024
Earnings Per Share [Line Items]
Earnings per share, undistributed, threshold for even allocation (in dollars per share)	$ 0.05		$ 0.05
Stock conversion, consideration transferred in excess of cost basis	$ 3.8
Options to purchase outstanding (in shares)	6,887,200	6,427,004	6,887,200	6,427,004
Options
Earnings Per Share [Line Items]
Options to purchase excluded (in shares)	6,896,195	6,481,015	6,660,537	6,184,717
RSUs
Earnings Per Share [Line Items]
Options to purchase excluded (in shares)	83,587	0	83,587	0
RSUs
Earnings Per Share [Line Items]
Non-option equity instruments outstanding (in shares)	83,587	95,411	83,587	95,411

Earnings Per Share [Line Items]

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- Definition

Earnings Per Share, Undistributed, Threshold For Even Allocation

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- Definition

Stock Conversion, Consideration Transferred In Excess Of Cost Basis

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Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 260
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-Name Accounting Standards Codification
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- Definition

Number of equity instruments other than options outstanding, including both vested and non-vested instruments.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
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- Definition

Number of options outstanding, including both vested and non-vested options.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
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