XML 154 R110.htm IDEA: XBRL DOCUMENT v3.22.2
Risk Management and Hedging Activities - SPPC - Balance Sheet Location (Details) - SPPC - Commodity derivatives - Not Designated as Hedging - USD ($)
$ in Millions
Jun. 30, 2022
Dec. 31, 2021
Derivatives, Fair Value [Line Items]    
Derivative asset, gross $ 1 $ 2
Derivative liability (55) (35)
Total (54) (33)
Net regulatory asset (liability) on derivative contracts 54 33
Other Current Assets    
Derivatives, Fair Value [Line Items]    
Derivative asset, gross 0 2
Derivative liability 0 0
Total 0 2
Other Assets    
Derivatives, Fair Value [Line Items]    
Derivative asset, gross 1 0
Derivative liability 0 0
Total 1 0
Derivative Contracts - Current Liabilities    
Derivatives, Fair Value [Line Items]    
Derivative asset, gross 0 0
Derivative liability (38) (16)
Total (38) (16)
Other Noncurrent Liabilities    
Derivatives, Fair Value [Line Items]    
Derivative asset, gross 0 0
Derivative liability (17) (19)
Total $ (17) $ (19)