Stock Appreciation Rights, Deferred Compensation and Redeemable Noncontrolling Interests (Details) - USD ($) $ in Thousands	9 Months Ended
Jan. 31, 2025	Jan. 31, 2024	Apr. 30, 2024
Selling, general and administrative expenses
Deferred Compensation Liability, Current and Noncurrent [Roll Forward]
Expense related to equity based compensation arrangements	$ 2,500	$ 4,500
Stock Appreciation Rights
Deferred Compensation Liability, Current and Noncurrent [Roll Forward]
Award liability as of beginning of period	36,013
Amounts redeemed	(4,764)
Change in fair value	1,331
Award liability as of end of period	32,580
Current liabilities related to plans	16,218		$ 11,038
Long-term liabilities related to plans	16,362		24,975
Deferred Compensation
Deferred Compensation Liability, Current and Noncurrent [Roll Forward]
Award liability as of beginning of period	2,060
Amounts redeemed	(785)
Change in fair value	183
Award liability as of end of period	1,458
Current liabilities related to plans	1,458		733
Long-term liabilities related to plans	0		1,327
Redeemable Noncontrolling Interests
Deferred Compensation Liability, Current and Noncurrent [Roll Forward]
Award liability as of beginning of period	10,259
Amounts redeemed	(3,935)
Change in fair value	966
Award liability as of end of period	7,290
Current liabilities related to plans	7,290		3,666
Long-term liabilities related to plans	$ 0		$ 6,593

Deferred Compensation Liability, Current and Noncurrent

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- Definition

Amount of expense on certain equity based compensation arrangements, such as stock appreciation rights, deferred compensation agreements and liabilities to noncontrolling interest holders.

+ References

No definition available.

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- Definition

Aggregate carrying value as of the balance sheet date of the liabilities for stock option plans and other equity-based compensation arrangements payable within one year (or the operating cycle, if longer).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(20))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

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- Definition

Aggregate carrying value as of the balance sheet date of the liabilities for stock option plans and other equity-based compensation arrangements payable after one year (or the operating cycle, if longer).

+ References

No definition available.

+ Details

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- Definition

Aggregate carrying value as of the balance sheet date of the liabilities for stock option plans and other equity-based compensation arrangements.

+ References

No definition available.

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- Definition

Amount of addition (reduction) to the amount at which a liability could be incurred (settled) in a current transaction between willing parties.

+ References

No definition available.

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- Definition

Amount of cash paid to settle liability for award under share-based payment arrangement.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (d)(2)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

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