v3.26.1
PENSION AND POST-RETIREMENT BENEFIT PLANS - Amounts Recognized in AOCI (Before Tax) (Details) - USD ($)
$ in Millions
 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2024
AOCI (before tax)      
Translation adjustments $ 105 $ (94) $ 145
Total amounts recognized in AOCI 174 268  
Net actuarial (gains) losses recognized      
AOCI (before tax)      
Balance, beginning of year 282 265  
Actuarial (gains) losses recognized (77) 31  
Amortization and settlements included in net periodic benefit cost (21) (15)  
Translation adjustments (1) 1  
Balance, end of year 183 282 265
Net prior service cost (credit) recognized      
AOCI (before tax)      
Balance, beginning of year (14) (22)  
Amortization and settlements included in net periodic benefit cost 5 6  
Curtailments included in net periodic benefit cost   2  
Balance, end of year (9) (14) (22)
Pension Plans | U.S.      
AOCI (before tax)      
Total amounts recognized in AOCI 202 256  
Pension Plans | U.S. | Net actuarial (gains) losses recognized      
AOCI (before tax)      
Balance, beginning of year 255 268  
Actuarial (gains) losses recognized (32) 7  
Amortization and settlements included in net periodic benefit cost (21) (20)  
Translation adjustments 0 0  
Balance, end of year 202 255 268
Pension Plans | U.S. | Net prior service cost (credit) recognized      
AOCI (before tax)      
Balance, beginning of year 1 1  
Amortization and settlements included in net periodic benefit cost (1) 0  
Curtailments included in net periodic benefit cost   0  
Balance, end of year 0 1 1
Pension Plans | International      
AOCI (before tax)      
Total amounts recognized in AOCI (24) 22  
Pension Plans | International | Net actuarial (gains) losses recognized      
AOCI (before tax)      
Balance, beginning of year 23 (4)  
Actuarial (gains) losses recognized (46) 22  
Amortization and settlements included in net periodic benefit cost 0 5  
Translation adjustments (1) 0  
Balance, end of year (24) 23 (4)
Pension Plans | International | Net prior service cost (credit) recognized      
AOCI (before tax)      
Balance, beginning of year (1) (1)  
Amortization and settlements included in net periodic benefit cost 1 0  
Curtailments included in net periodic benefit cost   0  
Balance, end of year 0 (1) (1)
Other than Pension Plans      
AOCI (before tax)      
Total amounts recognized in AOCI (4) (10)  
Other than Pension Plans | Net actuarial (gains) losses recognized      
AOCI (before tax)      
Balance, beginning of year 4 1  
Actuarial (gains) losses recognized 1 2  
Amortization and settlements included in net periodic benefit cost 0 0  
Translation adjustments 0 1  
Balance, end of year 5 4 1
Other than Pension Plans | Net prior service cost (credit) recognized      
AOCI (before tax)      
Balance, beginning of year (14) (22)  
Amortization and settlements included in net periodic benefit cost 5 6  
Curtailments included in net periodic benefit cost   2  
Balance, end of year $ (9) $ (14) $ (22)