v3.26.1
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Narrative (Details)
$ in Millions
12 Months Ended
Jun. 30, 2026
USD ($)
instrument
Jun. 30, 2025
USD ($)
instrument
Jun. 30, 2024
USD ($)
instrument
Jun. 30, 2023
USD ($)
New Accounting Pronouncements or Change in Accounting Principle [Line Items]        
Restricted cash $ 4 $ 3 $ 5 $ 1
Hosting arrangement term (in years) (up to) 10 years      
Performance period for performance awards (in years) 3 years      
Minimum percentage for calculating the amortization of actuarial gains and losses under the corridor approach 5.00%      
Contract term (in years) one year or less      
Allowance for doubtful accounts $ 10 6    
Non-customer receivables 22 16    
Allowance for credit loss $ 0 $ 0    
Number of hedging instruments designated as fair value hedges | instrument 0 0 0  
Minimum        
New Accounting Pronouncements or Change in Accounting Principle [Line Items]        
Estimated useful life (in years) 7 years      
Maximum        
New Accounting Pronouncements or Change in Accounting Principle [Line Items]        
Estimated useful life (in years) 30 years