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WILDFIRE-RELATED CONTINGENCIES (Losses For Claims) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
2019 Kincade fire
Loss Contingency Accrual [Roll Forward]
Loss accrual, beginning balance	$ 625	$ 0
Accrued Losses	175	625
Payments	(31)	0
Loss accrual, ending balance	769	625
2019 Kincade fire | Pacific Gas & Electric Co (Utility)
Loss Contingency Accrual [Roll Forward]
Loss accrual, ending balance	40
2020 Zogg fire
Loss Contingency Accrual [Roll Forward]
Loss accrual, beginning balance	275	0
Accrued Losses	100	275
Payments	(164)	0
Loss accrual, ending balance	$ 211	$ 275

X

- Definition

Amount of loss contingency liability.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 1
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Amount of cash outflow reducing loss contingency liability.

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-Publisher FASB
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-Topic 450
-SubTopic 20
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Amount charged against operating income increasing loss contingency liability, after adjustments to reduce previously estimated charges.

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