DERIVATIVE FINANCIAL INSTRUMENTS - COMMODITY VOLUMES (Details) MWh in Millions, MMBTU in Millions |
12 Months Ended | |
|---|---|---|
|
Dec. 31, 2016
MWh
MMBTU
|
Dec. 31, 2015
MWh
MMBTU
|
|
| SDG&E [Member] | Natural Gas Derivative [Member] | ||
| Derivatives, Fair Value [Line Items] | ||
| Notional Amount, Energy Measure | 48 | 70 |
| SDG&E [Member] | Electric Energy Derivative [Member] | ||
| Derivatives, Fair Value [Line Items] | ||
| Notional Amount, Energy Measure | MWh | 4 | 1 |
| SDG&E [Member] | Congestion Revenue Rights Derivative [Member] | ||
| Derivatives, Fair Value [Line Items] | ||
| Notional Amount, Energy Measure | MWh | 48 | 36 |
| SoCalGas [Member] | Natural Gas Derivative [Member] | ||
| Derivatives, Fair Value [Line Items] | ||
| Notional Amount, Energy Measure | 1 | 1 |
| Sempra LNG and Midstream [Member] | Natural Gas Derivative [Member] | ||
| Derivatives, Fair Value [Line Items] | ||
| Notional Amount, Energy Measure | 31 | 43 |