Goodwill and Intangible Assets - Narrative (Details) - USD ($)	12 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2023
Goodwill and Intangible Assets Disclosure [Abstract]
Impairment loss recognized	$ 0	$ 0	$ 0
Intangible asset amortization expense	553,000,000	$ 578,000,000	$ 501,000,000
Estimated amortization expense, year ending June 30, 2026	550,000,000
Estimated amortization expense, year ending June 30, 2027	547,000,000
Estimated amortization expense, year ending June 30, 2028	539,000,000
Estimated amortization expense, year ending June 30, 2029	518,000,000
Estimated amortization expense, year ending June 30, 2030	$ 489,000,000