Aggregate amount of receivables to be collected from related parties where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth, at the financial statement date. which are usually due after one year (or one business cycle).

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+ Details

Related-Party Transactions (Details) - USD ($) $ in Millions	3 Months Ended		12 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
Related Party Transaction [Line Items]
Wildfire insurance expense			$ 425
SCE
Related Party Transaction [Line Items]
Wildfire insurance expense			450
SCE \| Wildfire liability insurance \| Wholly-owned subsidiary
Related Party Transaction [Line Items]
Prepaid Insurance	$ 26		$ 52
Long-term insurance receivables due from affiliate	76
Wildfire insurance expense	$ 39	$ 43