v3.26.1
RETIREMENT-RELATED BENEFITS (Tables)
3 Months Ended
Jun. 30, 2026
RETIREMENT-RELATED BENEFITS  
Components of net periodic pension cost for the defined benefit pension plans

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Three Months Ended June 30,

(Dollars in millions)

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2026

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2025

Service cost

 

$

8

 

$

8

Interest cost*

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16

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14

Expected return on plan assets*

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(16)

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(16)

Amortization of prior service costs (credits)*

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2

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—

Recognized actuarial losses (gains)*

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1

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3

Net periodic pension cost

 

$

10

 

$

9

*These components of net periodic pension cost are included in Other expense (income) in the Consolidated Income Statement.