Debt (Tables)

3 Months Ended

Jul. 31, 2023

Debt Disclosure [Abstract]

Schedule of Long-term Debt Instruments [Table Text Block]

Our long-term debt (net of unamortized discount and issuance costs) consisted of:

(Principal and carrying amounts in millions)	April 30, 2023		July 31, 2023
3.50% senior notes, $300 principal amount, due April 15, 2025	$	299	$	299
1.20% senior notes, €300 principal amount, due July 7, 2026	330		330
2.60% senior notes, £300 principal amount, due July 7, 2028	375		383
4.75% senior notes, $650 principal amount, due April 15, 2033	642		643
4.00% senior notes, $300 principal amount, due April 15, 2038	295		295
3.75% senior notes, $250 principal amount, due January 15, 2043	248		248
4.50% senior notes, $500 principal amount, due July 15, 2045	489		489
	$	2,678	$	2,687

Schedule of Short-term Debt [Table Text Block]

Our short-term borrowings consisted of borrowings under our commercial paper program, as follows:

(Dollars in millions)	April 30, 2023	July 31, 2023
Commercial paper (par amount)	$235	$390
Average interest rate	5.17%	5.29%
Average remaining days to maturity	21	14