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Leases (Lease Payments) (Details) - SCE - USD ($) $ in Millions | Sep. 30, 2021 | Dec. 31, 2020
--- | --- | ---
Operating Leases |  |
Lease liabilities | $ 1,525 | $ 1,085
Finance Leases |  |
2022 | 1 |
2023 | 1 |
Thereafter | 5 |
Total lease payments | 7 |
Amount representing interest | 4 |
Lease liabilities | 3 | $ 4
PPA Operating Leases |  |
Operating Leases |  |
2021 | 74 |
2022 | 355 |
2023 | 258 |
2024 | 73 |
2025 | 73 |
Thereafter | 768 |
Total lease payments | 1,601 |
Amount representing interest | 265 |
Lease liabilities | 1,336 |
Other Operating Leases |  |
Operating Leases |  |
2021 | 10 |
2022 | 38 |
2023 | 31 |
2024 | 26 |
2025 | 23 |
Thereafter | 119 |
Total lease payments | 247 |
Amount representing interest | 58 |
Lease liabilities | $ 189 |

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- Definition Present value of lessee's discounted obligation for lease payments from finance lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918701-209980 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121603541&loc=SL77918627-209977 + Details
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