| ($ in millions) |
Pension benefits |
Postretirement benefits |
|||||
|---|---|---|---|---|---|---|---|
|
Items not yet recognized as a component of net periodic cost — |
$ | 2,891 | $ | (244 | ) | ||
|
Net actuarial gain arising during the period |
(579 | ) | (32 | ) | |||
|
Net actuarial (loss) gain amortized to net periodic benefit cost |
(512 | ) | 16 | ||||
|
Prior service credit arising during the period |
(506 | ) | — | ||||
|
Prior service credit amortized to net periodic benefit cost |
28 | 23 | |||||
|
Plan curtailment |
— | (104 | ) | ||||
|
Translation adjustment and other |
(8 | ) | (1 | ) | |||
| | | | | | | | |
|
Items not yet recognized as a component of net periodic cost — |
$ | 1,314 | $ | (342 | ) | ||
| | | | | | | | |
| | | | | | | | |