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Income Tax (Tables)
9 Months Ended
Jun. 30, 2025
Income Tax Disclosure [Abstract]  
Effective Tax Rate

Effective Tax Rate

 

 

 

Three Months Ended June 30

 

 

Nine Months Ended June 30

 

 

 

2025

 

 

2024

 

 

2025

 

 

2024

 

 

 

(Dollars in millions)

 

(Provision) benefit for income taxes

 

$

(43

)

 

$

(40

)

 

$

(133

)

 

$

(121

)

Effective tax rate

 

 

28

%

 

 

25

%

 

 

29

%

 

 

31

%