Goodwill and Other Intangible Assets Narrative (Details) - USD ($) $ in Millions	3 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Jun. 30, 2025
Goodwill and Intangible Assets Disclosure [Abstract]
Amortization of intangible assets	$ 87	$ 68
Finite-Lived Intangible Assets, Amortization Expense, Remainder of Fiscal Year	269
Finite-Lived Intangible Asset, Expected Amortization, Year One	366
Finite-Lived Intangible Assets, Amortization Expense, Year Two	330
Finite-Lived Intangible Assets, Amortization Expense, Year Three	307
Finite-Lived Intangible Assets, Amortization Expense, Year Four	284
Goodwill [Line Items]
Goodwill	9,711		$ 9,691
GMPD
Goodwill [Line Items]
Goodwill	$ 0		$ 0