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Income Tax (Tables)
3 Months Ended
Dec. 31, 2022
Income Tax Disclosure [Abstract]  
Effective Tax Rate

Effective Tax Rate

 

 

 

Three Months Ended December 31

 

 

 

2022

 

 

2021

 

 

 

(Dollars in millions)

 

(Provision) benefit for income taxes

 

$

(20

)

 

$

12

 

Effective tax rate

 

 

24

%

 

 

13

%