Restructuring and Other Charges (Details 1) - USD ($) $ in Millions		3 Months Ended		9 Months Ended
		Jan. 31, 2025	Jan. 31, 2024	Jan. 31, 2025	Jan. 31, 2024
Restructuring Reserve [Roll Forward]
Balance at April 30, 2024				$ 0
Costs incurred and charged to expense		$ 25	$ 0	27	$ 0
Costs paid or otherwise settled				(8)
Balance at January 31, 2025		19		19
Severance and Other Employee-Related Costs [Member]
Restructuring Reserve [Roll Forward]
Balance at April 30, 2024				0
Costs incurred and charged to expense		19	0	19	0
Costs paid or otherwise settled				(2)
Balance at January 31, 2025		17		17
Other Restructuring Charges [Member]
Restructuring Reserve [Roll Forward]
Balance at April 30, 2024				0
Costs incurred and charged to expense	[1]	6	$ 0	8	$ 0
Costs paid or otherwise settled				(6)
Balance at January 31, 2025		$ 2		$ 2

[1] Primarily represents one-time costs related to the cooperage facility closure and other miscellaneous exit costs.