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REVENUES - CONTRACT LIABILITIES (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Contract with Customer, Liability [Roll Forward] |  |  |
Beginning balance | $ (252) | $ (278) | $ (207)
Revenue from performance obligations satisfied during reporting period | 14 | 131 | 52
Payments received in advance | (21) | (105) | (123)
Contract modification | 61 | 0 | 0
Ending balance | (198) | (252) | (278)
Other Current Liabilities |  |  |
Contract with Customer, Liability [Roll Forward] |  |  |
Beginning balance | (45) | (116) |
Ending balance | (5) | (45) | (116)
Deferred Credits and Other |  |  |
Contract with Customer, Liability [Roll Forward] |  |  |
Beginning balance | (207) | (162) |
Ending balance | (193) | (207) | (162)
SDG&E |  |  |
Contract with Customer, Liability [Roll Forward] |  |  |
Beginning balance | (79) | (83) | (87)
Revenue from performance obligations satisfied during reporting period | 4 | 4 | 4
Ending balance | (75) | (79) | (83)
SDG&E | Other Current Liabilities |  |  |
Contract with Customer, Liability [Roll Forward] |  |  |
Beginning balance | (4) | (4) |
Ending balance | (3) | (4) | (4)
SDG&E | Deferred Credits and Other |  |  |
Contract with Customer, Liability [Roll Forward] |  |  |
Beginning balance | (75) | (79) |
Ending balance | $ (72) | $ (75) | $ (79)

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- Definition Contract with Customer, Advance Payments Received + References No definition available. + Details
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- Definition Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479837/606-10-45-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 8 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479806/606-10-50-8 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479837/606-10-45-2 + Details
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- Definition Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 8 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479806/606-10-50-8 + Details
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