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Consolidated Statements of Comprehensive (Loss) Income (Parenthetical) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2022
Dec. 31, 2021
Statement of Comprehensive Income [Abstract]        
Net change in the fair value of cash flow hedges, income tax expense $ (2) $ 1 $ 4 $ 1
Benefit plan adjustments, income tax expense $ 3 $ (2) $ (1) $ (4)