Long-Term Debt - Narrative (Details) € in Thousands		3 Months Ended		9 Months Ended		12 Months Ended
	Oct. 14, 2021 USD ($)	Apr. 30, 2022 USD ($)	Apr. 30, 2021 USD ($)	Apr. 30, 2022 USD ($)	Apr. 30, 2021 USD ($)	Jul. 31, 2019	Apr. 30, 2022 EUR (€)	Sep. 01, 2021 USD ($)	Jul. 31, 2021 USD ($)	Feb. 01, 2019 USD ($)
Line of Credit Facility [Line Items]
Unsecured debt		$ 26,350,000		$ 26,350,000			€ 25,000		$ 29,728,000
Interest expense		19,604,000	$ 18,361,000	58,059,000	$ 59,612,000
Fees to secure the facility, amortized amount		2,889,000	7,365,000	8,457,000	12,825,000
Accelerated amortization of debt issuance costs			$ 4,688,000
Unamortized debt issuance expense		6,747,000		6,747,000					7,005,000
Repayments of line of credit				559,035,000	$ 114,836,000
Term loan
Line of Credit Facility [Line Items]
Loan fee amortization period						7 years
Debt, fair value		1,330,550,000		1,330,550,000					1,551,141,000
Term loan | US Tranche
Line of Credit Facility [Line Items]
Line of credit, outstanding amount		$ 326,300,000		$ 326,300,000					$ 482,138,000
Long-term debt, percentage bearing fixed interest		5.466%		5.466%			5.466%		5.466%
Term loan | US Tranche | LIBOR
Line of Credit Facility [Line Items]
Line of credit, outstanding amount		$ 836,900,000		$ 836,900,000					$ 941,900,000
Stated interest rate		3.813%		3.813%			3.813%		3.125%
Term loan | US Tranche | 1-month LIBOR
Line of Credit Facility [Line Items]
Stated interest rate		2.466%		2.466%			2.466%		2.466%
Term loan | Euro Tranche
Line of Credit Facility [Line Items]
Line of credit, outstanding amount		$ 510,492,000		$ 510,492,000					$ 598,113,000
Effective interest rate		3.00%		3.00%			3.00%		3.00%
Unsecured Series One Debt
Line of Credit Facility [Line Items]
Stated interest rate		1.945%		1.945%			1.945%
Unsecured debt		$ 21,080,000		$ 21,080,000			€ 20,000
Unsecured Series Two Debt
Line of Credit Facility [Line Items]
Stated interest rate		2.534%		2.534%			2.534%
Unsecured debt		$ 5,270,000		$ 5,270,000			€ 5,000
Other Long Term Debt | Minimum
Line of Credit Facility [Line Items]
Stated interest rate		2.40%		2.40%			2.40%
Other Long Term Debt | Maximum
Line of Credit Facility [Line Items]
Stated interest rate		3.43%		3.43%			3.43%
Unsecured Debt | Senior Unsecured Notes Due 2029
Line of Credit Facility [Line Items]
Stated interest rate	4.00%
Debt instrument, term	8 years
Debt, fair value		$ 421,900,000		$ 421,900,000
Payments of financing costs	$ 8,445,000
Debt instrument, face amount	500,000,000
Asset-based credit facility
Line of Credit Facility [Line Items]
Line of credit, maximum borrowing capacity								$ 1,000,000,000		$ 750,000,000
Line of credit, outstanding amount		$ 100,000,000		$ 100,000,000
Effective interest rate		1.702%		1.702%			1.702%
Line of credit, unused capacity commitment fee percentage				0.20%
Accounts receivable and inventory, net of amounts drawn		$ 870,000,000		$ 870,000,000
Loan fee amortization period						5 years
Repayments of line of credit	$ 500,000,000
Asset-based credit facility | LIBOR | Minimum
Line of Credit Facility [Line Items]
Basis spread on variable rate				1.25%
Asset-based credit facility | LIBOR | Maximum
Line of Credit Facility [Line Items]
Basis spread on variable rate				1.50%
Asset-based credit facility | Base Rate | Minimum
Line of Credit Facility [Line Items]
Basis spread on variable rate				0.25%
Asset-based credit facility | Base Rate | Maximum
Line of Credit Facility [Line Items]
Basis spread on variable rate				0.50%