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v3.22.1

Accumulated Other Comprehensive Loss (Tables) | 3 Months Ended
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Mar. 31, 2022
Equity [Abstract] |
Components of Accumulated Other Comprehensive Loss | The changes in accumulated other comprehensive loss, net of tax, consist of:
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | Edison International | ​ | ​ | SCE
​ | ​ | Three months ended March 31,
(in millions) | ​ | 2022 |  | 2021 |  | 2022 |  | 2021
Beginning balance | ​ | $ | (54) | ​ | $ | (69) | ​ | $ | (32) | ​ | $ | (41)
Pension and PBOP – net loss: | ​ |  |  | ​ |  |  | ​ |  |  | ​ |  |
Reclassified from accumulated other comprehensive loss1 | ​ |  | 2 | ​ |  | 2 | ​ |  | 1 | ​ |  | 2
Change | ​ |  | 2 | ​ |  | 2 | ​ |  | 1 | ​ |  | 2
Ending Balance | ​ | $ | (52) | ​ | $ | (67) | ​ | $ | (31) | ​ | $ | (39)
1 | These items are included in the computation of net periodic pension and PBOP Plan expense. See Note 9 for additional information.

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