XML 140 R112.htm IDEA: XBRL DOCUMENT v3.22.0.1
OTHER CONTINGENCIES AND COMMITMENTS (Transmission Owner Rate) (Details) - USD ($)
$ in Millions
Sep. 21, 2018
Dec. 31, 2021
Transmission Owner Rate Case Revenue    
Loss Contingencies [Line Items]    
Regulatory liabilities   $ 324
Regulatory assets   $ 197
Pacific Gas & Electric Co (Utility) | Electric    
Loss Contingencies [Line Items]    
Requested revenue rate 98.85%