Shareholders' Equity Narrative (Details) - USD ($) $ / shares in Units, $ in Millions		3 Months Ended
	Oct. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Class of Stock [Line Items]
Share repurchase program activity		$ 375	$ 375
#375 million share repurchase program
Class of Stock [Line Items]
Share repurchase program activity		$ 375	$ 375
Treasury Shares
Class of Stock [Line Items]
Treasury shares acquired (using cost method), shares		2,000,000	3,000,000
Treasury Shares | #375 million share repurchase program
Class of Stock [Line Items]
Treasury shares acquired (using cost method), shares	700,000	2,000,000.0	2,700,000
Treasury Shares | #375 million share repurchase program
Class of Stock [Line Items]
Treasury shares acquired, average price per share (in usd per share)	$ 110.10	$ 148.12	$ 109.65