v3.26.1
Fair Value of Financial Instruments - Additional Information (Details) - USD ($)
$ in Millions
 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2024
Sep. 01, 2024
Aug. 31, 2024
Feb. 23, 2022
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]            
Restricted cash, current $ 606          
Fair Value, Inputs, Level 1            
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]            
Time deposits with maturities of one year or less 825          
Restricted cash, current 606 $ 724        
Fair Value, Inputs, Level 1 | Silicon Carbide            
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]            
Restricted cash, current 604 720        
Fair Value, Inputs, Level 1 | Other Entities            
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]            
Restricted cash, current 2 4        
Fair Value, Inputs, Level 2            
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]            
Realized loss on derivative instruments 2   $ 15      
Realized gain on derivative instruments   16        
Tax on unremitted earnings            
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]            
SOFR percentage of derivative           1.92%
Fixed interest rate           0.853%
Notional amount       $ 1,500 $ 500  
Derivative asset $ 3 $ 17