v3.22.2.2
Equity and Accumulated Other Comprehensive Income (Loss) Accumulated Other Comprehensive Earnings/(Loss) (Details) - USD ($)
 12 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2019
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Accumulated Other Comprehensive Income (Loss), Net of Tax $ (394,000,000) $ (317,000,000) $ (386,000,000) $ (354,000,000)
Other comprehensive income /(loss), net of tax (77,000,000) 69,000,000 (32,000,000)  
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax   0 (2,000,000)  
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax (110,000,000) 67,000,000 (31,000,000)  
Other Comprehensive Income (Loss), Securities, Available-for-sale, Adjustment, after Tax   (1,000,000) 0  
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax (78,000,000) 69,000,000 (34,000,000)  
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax 1,000,000   (2,000,000)  
Accumulated Translation Adjustment [Member]        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Accumulated Other Comprehensive Income (Loss), Net of Tax (378,000,000) (268,000,000) (335,000,000) (304,000,000)
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax   67,000,000 (31,000,000)  
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax     0  
Accumulated Defined Benefit Plans Adjustment [Member]        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Accumulated Other Comprehensive Income (Loss), Net of Tax (38,000,000) (47,000,000) (47,000,000) (49,000,000)
Other Comprehensive Income (Loss), before Reclassifications, before Tax 8,000,000      
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax (9,000,000)      
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax   0 0  
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax (1,000,000)   (2,000,000)  
AOCI, Derivative Qualifying as Hedge, Excluded Component, Parent        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Accumulated Other Comprehensive Income (Loss), Net of Tax 27,000,000 0 (3,000,000) 0
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax   3,000,000 (3,000,000)  
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax     0  
ACOI, Accumulated Gain (Loss), Marketable Securities        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Accumulated Other Comprehensive Income (Loss), Net of Tax (4,000,000) (1,000,000) 0 0
Other Comprehensive Income (Loss), Securities, Available-for-sale, Adjustment, after Tax (3,000,000) (1,000,000) 0  
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax   (1,000,000) 0  
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax     0  
AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-sale, Parent        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Accumulated Other Comprehensive Income (Loss), Net of Tax (1,000,000) (1,000,000) (1,000,000) $ (1,000,000)
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax $ 0 $ 0 0  
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax     $ 0