v3.25.3
Employee Benefit Plans (Tables)
 9 Months Ended
Sep. 30, 2025
Retirement Benefits [Abstract]  
Components of Net Periodic Benefit Cost (Credit)

Components of net periodic benefit cost (credit) consisted of the following (dollars in millions):

 

 

 

Pension Plans

 

 

Post-retirement Benefits

 

 

 

Three Months Ended
September 30,

 

 

Three Months Ended
September 30,

 

 

 

2025

 

 

2024

 

 

2025

 

 

2024

 

Net periodic benefit cost (credit):

 

 

 

 

 

 

 

 

 

 

 

 

Service cost

 

$

—

 

 

$

1

 

 

$

—

 

 

$

—

 

Interest cost

 

 

1

 

 

 

2

 

 

 

—

 

 

 

—

 

Expected return on assets

 

 

(1

)

 

 

(2

)

 

 

—

 

 

 

—

 

Prior service credit

 

 

—

 

 

 

—

 

 

 

(1

)

 

 

(3

)

Recognized actuarial gain

 

 

—

 

 

 

—

 

 

 

(1

)

 

 

—

 

Net periodic benefit cost (credit)

 

$

—

 

 

$

1

 

 

$

(2

)

 

$

(3

)

 

 

 

Pension Plans

 

 

Post-retirement Benefits

 

 

 

Nine Months Ended
September 30,

 

 

Nine Months Ended
September 30,

 

 

 

2025

 

 

2024

 

 

2025

 

 

2024

 

Net periodic benefit cost (credit):

 

 

 

 

 

 

 

 

 

 

 

 

Service cost

 

$

2

 

 

$

3

 

 

$

—

 

 

$

—

 

Interest cost

 

 

5

 

 

 

6

 

 

 

2

 

 

 

2

 

Expected return on assets

 

 

(5

)

 

 

(6

)

 

 

—

 

 

 

—

 

Settlement loss

 

 

—

 

 

 

4

 

 

 

—

 

 

 

—

 

Prior service credit

 

 

—

 

 

 

—

 

 

 

(3

)

 

 

(7

)

Recognized actuarial gain

 

 

—

 

 

 

—

 

 

 

(3

)

 

 

(2

)

Net periodic benefit cost (credit)

 

$

2

 

 

$

7

 

 

$

(4

)

 

$

(7

)