Long-Term Debt - Narrative (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
	May 12, 2023	Oct. 31, 2023	Oct. 31, 2022	Oct. 31, 2023	Oct. 31, 2022	Apr. 30, 2023
Long-term debt
Long-term debt, gross		$ 1,086,212		$ 1,086,212
Borrowings from term loan amendment				288,266	$ 0
Repayments from term loan amendment				287,768	0
Write-off of debt discount and deferred financing fees		$ 0	$ 0	1,401	$ 0
Term Loan Facility
Long-term debt
Loan quarterly payments				$ 1,300
Loan quarterly payments of the principal amount (as a percent)				0.25%
Borrowing interest rate (as a percent)		8.32%		8.32%
Long-term debt, gross	$ 499,500	$ 500,000		$ 500,000		$ 499,503
Term Loan Facility | SOFR
Long-term debt
Margin added to variable rate (as a percent)				3.00%
Term Loan Facility, Due 2030
Long-term debt
Principal amount	500,000
Increase in aggregate principal amount	500
Cashless roll	211,700
Borrowings from term loan amendment	288,300
Repayments from term loan amendment	$ 287,800
Maturity date extension term	7 years
Amendment To Term Loan Facility
Long-term debt
Write-off of debt discount and deferred financing fees				$ 1,400
Senior Notes
Long-term debt
Long-term debt, gross		$ 350,000		$ 350,000		$ 350,000
Interest rate		4.625%		4.625%
Amended ABL Facility
Long-term debt
Borrowing weighted average interest rate (as a percent)		6.74%		6.74%
Available borrowing capacity under the facility		$ 823,700		$ 823,700
Amended ABL Facility | Revolving Credit Facility
Long-term debt
Maximum amount under the facility		$ 950,000		$ 950,000