v3.26.1
Income Taxes - Schedule of Reconciliation of Unrecognized Tax Benefits (Details) - USD ($)
$ in Millions
12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2024
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]      
Balance at July 1 $ 104 $ 102 $ 114
Additions for tax positions related to current year 4 6 6
Additions for tax positions of prior years 18 19 0
Additions for acquisitions 3 0 4
Reductions for tax positions of prior years (5) 0 (5)
Reductions for settlements (17) 0 0
Reductions for expiration of statute of limitations (5) (27) (15)
Effect of foreign currency translation, decrease (3)   (2)
Effect of foreign currency translation, increase   4  
Balance at June 30 $ 99 $ 104 $ 102