v3.26.1
Trade and Other Receivables - Additional Information (Detail)
$ in Millions
12 Months Ended
Jun. 30, 2026
USD ($)
Customer
Jun. 30, 2025
USD ($)
Disclosure of financial assets [line items]    
Term receivables terms 30 days  
Trade receivables $ 3,807 $ 3,081
Trade receivables [member]    
Disclosure of financial assets [line items]    
Allowance For Credit Losses On Financial Assets 3 2
Past due but not impaired [member]    
Disclosure of financial assets [line items]    
Trade receivables $ 43 $ 26
Credit risk [member]    
Disclosure of financial assets [line items]    
Percentage of trade receivables owed from the customers 32.00% 35.00%
Number of customers sample risk exposure | Customer 10  
Material concentration risk 0