Debt and Financing Arrangements (Tables)

12 Months Ended

Apr. 30, 2024

Debt Disclosure [Abstract]

Schedule of long-term debt

The following table summarizes the components of our long-term debt.

	April 30, 2024				April 30, 2023
	Principal Outstanding		Carrying Amount (A)		Principal Outstanding		Carrying  Amount (A)
3.50% Senior Notes due March 15, 2025	$	1,000.0	$	999.3	$	1,000.0	$	998.4
3.38% Senior Notes due December 15, 2027	500.0		498.4		500.0		498.0
5.90% Senior Notes due November 15, 2028	750.0		744.5		—		—
2.38% Senior Notes due March 15, 2030	500.0		497.2		500.0		496.7
2.13% Senior Notes due March 15, 2032	500.0		495.2		500.0		494.4
6.20% Senior Notes due November 15, 2033	1,000.0		991.5		—		—
4.25% Senior Notes due March 15, 2035	650.0		645.5		650.0		645.1
2.75% Senior Notes due September 15, 2041	300.0		297.4		300.0		297.3
6.50% Senior Notes due November 15, 2043	750.0		736.5		—		—
4.38% Senior Notes due March 15, 2045	600.0		588.7		600.0		588.2
3.55% Senior Notes due March 15, 2050	300.0		296.2		300.0		296.1
6.50% Senior Notes due November 15, 2053	1,000.0		982.6		—		—
Total long-term debt	$	7,850.0	$	7,773.0	$	4,350.0	$	4,314.2
Current portion of long-term debt	1,000.0		999.3		—		—
Total long-term debt, less current portion	$	6,850.0	$	6,773.7	$	4,350.0	$	4,314.2

(A)    Represents the carrying amount included in the Consolidated Balance Sheets, which includes the impact of capitalized debt issuance costs, offering discounts, and terminated interest rate contracts.