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Accumulated Other Comprehensive Loss | 9 Months Ended
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Sep. 30, 2020
Equity [Abstract] |
Accumulated Other Comprehensive Loss | Accumulated Other Comprehensive Loss Edison International's accumulated other comprehensive loss, net of tax, consist of:
| Three months ended September 30, |  |  |  | Nine months ended September 30, |  |  |
(in millions) | 2020 |  | 2019 |  | 2020 |  | 2019 |
Beginning balance | $ | (65) |  |  | $ | (57) |  |  | $ | (69) |  |  | $ | (50) |  |
Pension and PBOP – net loss: |  |  |  |  |  |  |  |
Reclassified from accumulated other comprehensive loss1 | 2 |  |  | 2 |  |  | 6 |  |  | 5 |  |
Other2 | — |  |  | — |  |  | — |  |  | (10) |  |
Change | 2 |  |  | 2 |  |  | 6 |  |  | (5) |  |
Ending Balance | $ | (63) |  |  | $ | (55) |  |  | $ | (63) |  |  | $ | (55) |  |
1 These items are included in the computation of net periodic pension and PBOP Plan expense. See Note 9 for additional information. 2 Edison International recognized cumulative effect adjustments to the opening balance of retained earnings and accumulated other comprehensive loss on January 1, 2019 related to the adoption of the accounting standards update on the reclassification of stranded tax effects resulting from Tax Reform. SCE's accumulated other comprehensive loss, net of tax, consist of:
| Three months ended September 30, |  |  |  | Nine months ended September 30, |  |  |
(in millions) | 2020 |  | 2019 |  | 2020 |  | 2019 |
Beginning balance | $ | (36) |  |  | $ | (26) |  |  | $ | (39) |  |  | $ | (23) |  |
Pension and PBOP – net loss: |  |  |  |  |  |  |  |
Reclassified from accumulated other comprehensive loss1 | 1 |  |  | 1 |  |  | 4 |  |  | 3 |  |
Other2 | — |  |  | — |  |  | — |  |  | (5) |  |
Change | 1 |  |  | 1 |  |  | 4 |  |  | (2) |  |
Ending Balance | $ | (35) |  |  | $ | (25) |  |  | $ | (35) |  |  | $ | (25) |  |
1 These items are included in the computation of net periodic pension and PBOP Plan expense. See Note 9 for additional information. 2 SCE recognized cumulative effect adjustments to the opening balance of retained earnings and accumulated other comprehensive loss on January 1, 2019 related to the adoption of the accounting standards update on the reclassification of stranded tax effects resulting from Tax Reform.

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- Definition The entire disclosure for comprehensive income, which includes, but is not limited to, 1) the amount of income tax expense or benefit allocated to each component of other comprehensive income, including reclassification adjustments, 2) the reclassification adjustments for each classification of other comprehensive income and 3) the ending accumulated balances for each component of comprehensive income. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -URI http://asc.fasb.org/topic&trid=2134417 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(21)) -URI http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04(23)) -URI http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(19)) -URI http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263 + Details
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