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v3.25.2

Fair Value Measurements - Schedule of Fair Value by Level within the Fair Value Hierarchy (Details) - USD ($) $ in Millions | Jun. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Assets at fair value |  |
Nuclear decommissioning trusts | $ 4,324 | $ 4,286
SCE |  |
Assets at fair value |  |
Nuclear decommissioning trusts | $ 4,324 | $ 4,286
Liabilities at fair value |  |
Percentage of equity investments located in the United States (as a percent) | 72.00% | 75.00%
Collateralized mortgage obligations and other asset backed securities | $ 62 | $ 94
Receivable (payables), net, related to investments | (180) | (105)
SCE | Fair Value, Recurring |  |
Assets at fair value |  |
Derivative contracts, netting and collateral | (17) | (1)
Derivative contracts, total | 179 | 212
Money market funds and other | 28 | 22
Nuclear decommissioning trusts | 4,504 | 4,391
Total assets | 4,711 | 4,625
Liabilities at fair value |  |
Derivative contracts, netting and collateral | (20) | (47)
Derivative contracts, total | 0 | 0
Total liabilities | 0 | 0
Net assets | 4,711 | 4,625
Net assets , netting and collateral | 3 | 46
SCE | Fair Value, Recurring | Level 1 |  |
Assets at fair value |  |
Derivative contracts | 0 | 0
Money market funds and other | 6 | 0
Nuclear decommissioning trusts | 2,658 | 2,734
Total assets | 2,664 | 2,734
Liabilities at fair value |  |
Derivative contracts | 0 | 0
Total liabilities | 0 | 0
Net assets | 2,664 | 2,734
SCE | Fair Value, Recurring | Level 2 |  |
Assets at fair value |  |
Derivative contracts | 12 | 1
Money market funds and other | 22 | 22
Nuclear decommissioning trusts | 1,846 | 1,657
Total assets | 1,880 | 1,680
Liabilities at fair value |  |
Derivative contracts | 15 | 47
Total liabilities | 15 | 47
Net assets | 1,865 | 1,633
SCE | Fair Value, Recurring | Level 3 |  |
Assets at fair value |  |
Derivative contracts | 184 | 212
Money market funds and other | 0 | 0
Nuclear decommissioning trusts | 0 | 0
Total assets | 184 | 212
Liabilities at fair value |  |
Derivative contracts | 5 | 0
Total liabilities | 5 | 0
Net assets | 179 | 212
SCE | Fair Value, Recurring | Stocks |  |
Assets at fair value |  |
Nuclear decommissioning trusts | 1,721 | 1,631
SCE | Fair Value, Recurring | Stocks | Level 1 |  |
Assets at fair value |  |
Nuclear decommissioning trusts | 1,721 | 1,631
SCE | Fair Value, Recurring | Stocks | Level 2 |  |
Assets at fair value |  |
Nuclear decommissioning trusts | 0 | 0
SCE | Fair Value, Recurring | Stocks | Level 3 |  |
Assets at fair value |  |
Nuclear decommissioning trusts | 0 | 0
SCE | Fair Value, Recurring | Fixed Income |  |
Assets at fair value |  |
Nuclear decommissioning trusts | 2,564 | 2,593
SCE | Fair Value, Recurring | Fixed Income | Level 1 |  |
Assets at fair value |  |
Nuclear decommissioning trusts | 858 | 975
SCE | Fair Value, Recurring | Fixed Income | Level 2 |  |
Assets at fair value |  |
Nuclear decommissioning trusts | 1,706 | 1,618
SCE | Fair Value, Recurring | Fixed Income | Level 3 |  |
Assets at fair value |  |
Nuclear decommissioning trusts | 0 | 0
SCE | Fair Value, Recurring | Short-term investments, primarily cash equivalents |  |
Assets at fair value |  |
Nuclear decommissioning trusts | 219 | 167
SCE | Fair Value, Recurring | Short-term investments, primarily cash equivalents | Level 1 |  |
Assets at fair value |  |
Nuclear decommissioning trusts | 79 | 128
SCE | Fair Value, Recurring | Short-term investments, primarily cash equivalents | Level 2 |  |
Assets at fair value |  |
Nuclear decommissioning trusts | 140 | 39
SCE | Fair Value, Recurring | Short-term investments, primarily cash equivalents | Level 3 |  |
Assets at fair value |  |
Nuclear decommissioning trusts | $ 0 | $ 0

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