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WILDFIRE-RELATED CONTINGENCIES (Wildfire-Related Derivative Litigation) (Details) - Breach of Fiduciary Duties
Feb. 24, 2021
claim
Nov. 20, 2017
lawsuit
Nov. 16, 2017
lawsuit
Loss Contingencies [Line Items]      
Number of claims (claim) | claim 2    
Derivative Lawsuits Filed in the San Francisco County Superior Court      
Loss Contingencies [Line Items]      
Number of lawsuits filed against company (lawsuit) | lawsuit   2 2