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12. EMPLOYEE BENEFIT PLANSÌý
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Components of the net periodic benefit costÌýfrom continuing operations for the three and six months ended June 30, 2024 and 2023 were as follows (dollars in millions):
Ìý
| Ìý |
Ìý |
Ìý |
Ìý |
Ìý |
Ìý |
Ìý |
Ìý |
Ìý |
Ìý |
Other postretirement |
Ìý |
| Ìý |
Ìý |
Defined benefit plans |
Ìý |
Ìý |
benefit plans |
Ìý |
| Ìý |
Ìý |
Three months |
Ìý |
Ìý |
Three months |
Ìý |
| Ìý |
Ìý |
ended |
Ìý |
Ìý |
ended |
Ìý |
| Ìý |
Ìý |
June 30, |
Ìý |
Ìý |
June 30, |
Ìý |
| Ìý |
Ìý |
2024 |
Ìý |
Ìý |
2023 |
Ìý |
Ìý |
2024 |
Ìý |
Ìý |
2023 |
Ìý |
| Service cost |
Ìý |
$ |
6 |
Ìý |
Ìý |
$ |
7 |
Ìý |
Ìý |
$ |
� |
Ìý |
Ìý |
$ |
� |
Ìý |
| Interest cost |
Ìý |
Ìý |
22 |
Ìý |
Ìý |
Ìý |
23 |
Ìý |
Ìý |
Ìý |
� |
Ìý |
Ìý |
Ìý |
1 |
Ìý |
| Expected return on assets |
Ìý |
Ìý |
(32 |
) |
Ìý |
Ìý |
(32 |
) |
Ìý |
Ìý |
� |
Ìý |
Ìý |
Ìý |
� |
Ìý |
| Amortization of prior service benefit |
Ìý |
Ìý |
(1 |
) |
Ìý |
Ìý |
(1 |
) |
Ìý |
Ìý |
� |
Ìý |
Ìý |
Ìý |
(1 |
) |
| Amortization of actuarial loss |
Ìý |
Ìý |
8 |
Ìý |
Ìý |
Ìý |
8 |
Ìý |
Ìý |
Ìý |
� |
Ìý |
Ìý |
Ìý |
� |
Ìý |
| Special termination benefits |
Ìý |
Ìý |
2 |
Ìý |
Ìý |
Ìý |
� |
Ìý |
Ìý |
Ìý |
� |
Ìý |
Ìý |
Ìý |
� |
Ìý |
| Net periodic benefit cost |
Ìý |
$ |
5 |
Ìý |
Ìý |
$ |
5 |
Ìý |
Ìý |
$ |
� |
Ìý |
Ìý |
$ |
� |
Ìý |
�
| Ìý |
Ìý |
Ìý |
Ìý |
Ìý |
Ìý |
Ìý |
Ìý |
Ìý |
Ìý |
Other postretirement |
Ìý |
| Ìý |
Ìý |
Defined benefit plans |
Ìý |
Ìý |
benefit plans |
Ìý |
| Ìý |
Ìý |
Six months |
Ìý |
Ìý |
Six months |
Ìý |
| Ìý |
Ìý |
ended |
Ìý |
Ìý |
ended |
Ìý |
| Ìý |
Ìý |
June 30, |
Ìý |
Ìý |
June 30, |
Ìý |
| Ìý |
Ìý |
2024 |
Ìý |
Ìý |
2023 |
Ìý |
Ìý |
2024 |
Ìý |
Ìý |
2023 |
Ìý |
| Service cost |
Ìý |
$ |
13 |
Ìý |
Ìý |
$ |
13 |
Ìý |
Ìý |
$ |
� |
Ìý |
Ìý |
$ |
� |
Ìý |
| Interest cost |
Ìý |
Ìý |
44 |
Ìý |
Ìý |
Ìý |
46 |
Ìý |
Ìý |
Ìý |
1 |
Ìý |
Ìý |
Ìý |
2 |
Ìý |
| Expected return on assets |
Ìý |
Ìý |
(64 |
) |
Ìý |
Ìý |
(63 |
) |
Ìý |
Ìý |
� |
Ìý |
Ìý |
Ìý |
� |
Ìý |
| Amortization of prior service benefit |
Ìý |
Ìý |
(2 |
) |
Ìý |
Ìý |
(2 |
) |
Ìý |
Ìý |
(1 |
) |
Ìý |
Ìý |
(2 |
) |
| Amortization of actuarial loss |
Ìý |
Ìý |
16 |
Ìý |
Ìý |
Ìý |
16 |
Ìý |
Ìý |
Ìý |
� |
Ìý |
Ìý |
Ìý |
� |
Ìý |
| Special termination benefits |
Ìý |
Ìý |
2 |
Ìý |
Ìý |
Ìý |
� |
Ìý |
Ìý |
Ìý |
� |
Ìý |
Ìý |
Ìý |
� |
Ìý |
| Net periodic benefit cost |
Ìý |
$ |
9 |
Ìý |
Ìý |
$ |
10 |
Ìý |
Ìý |
$ |
� |
Ìý |
Ìý |
$ |
� |
Ìý |
Ìý
During the six months ended June 30, 2024 and 2023, we made contributions to our pension and other postretirement benefit plans related to continuing operations of $17 million and $20Ìýmillion, respectively. During the remainder of 2024, we expect to contribute an additional amount of approximately $15 million to these plans.
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