SHARE-BASED COMPENSATION (Tables)

12 Months Ended

Dec. 31, 2012

Schedule Of Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Abstract]

Schedule Of Share-based Compensation Expense

SHARE-BASED COMPENSATION EXPENSE ― SEMPRA ENERGY CONSOLIDATED
(Dollars in millions, except per share amounts)
	Years ended December 31,
	2012		2011		2010
Share-based compensation expense, before income taxes	$	40	$	44	$	34
Income tax benefit		(16)		(18)		(13)
Share-based compensation expense, net of income taxes	$	24	$	26	$	21
Net share-based compensation expense, per common share
Basic	$	0.10	$	0.11	$	0.09
Diluted	$	0.10	$	0.11	$	0.08

SHARE-BASED COMPENSATION EXPENSE ― SDG&E AND SOCALGAS
(Dollars in millions)
	Years ended December 31,
	2012		2011		2010
SDG&E:
Compensation expense	$	8	$	8	$	9
Capitalized compensation cost		3		3		2
SoCalGas:
Compensation expense	$	7	$	9	$	8
Capitalized compensation cost		1		1		1

Schedule Of Non Qualified Stock Option Valuation Assumptions [Abstract]

Schedule Of Non Qualified Stock Option Valuation Assumptions [Text Block]

	2010
Stock price volatility	19%
Risk-free rate of return	2.6%
Annual dividend yield	2.8%
Expected life	5.5 years

Schedule Of Non Qualified Stock Options [Abstract]

Schedule Of Non-qualified Stock Options

NON-QUALIFIED STOCK OPTIONS
					Weighted-
			Weighted-		Average
	Shares		Average		Remaining		Aggregate
	Under		Exercise		Contractual Term		Intrinsic Value
	Option		Price		(in years)		(in millions)
Outstanding at December 31, 2011		4,630,971	$	47.85
Exercised		(1,876,303)	$	41.77
Forfeited/canceled		(53,550)	$	58.62
Outstanding at December 31, 2012		2,701,118	$	51.86		4.6	$	52
Vested or expected to vest, at December 31, 2012		2,696,259	$	51.85		4.6	$	51
Exercisable at December 31, 2012		2,174,018	$	52.03		4.3	$	41

Schedule Of Restricted Stock Awards And Units Valuation Assumptions [Abstract]

Schedule Of Restricted Stock Awards And Units Valuation Assumptions

	2012	2011	2010
Risk-free rate of return	0.6%	1.5%	2.1%
Annual dividend yield	3.4%	3.0%	2.8%
Stock price volatility	27%	27%	26%

Schedule Of Restricted Stock Awards [Abstract]

Schedule Of Restricted Stock Awards

RESTRICTED STOCK AWARDS
			Weighted-
			Average
			Grant-Date
	Shares		Fair Value
Nonvested at December 31, 2011		24,276	$	46.51
Granted		18,487	$	57.81
Vested		(18,074)	$	44.30
Nonvested at December 31, 2012		24,689	$	56.59
Vested or expected to vest, at December 31, 2012		24,689	$	56.59

Schedule Of Restricted Stock Units [Abstract]

Schedule Of Restricted Stock Units

RESTRICTED STOCK UNITS
				Weighted-
				Average
				Grant-Date
		Units		Fair Value
Nonvested at December 31, 2011			3,292,512	$	43.08
Granted			927,734	$	50.17
Vested			(608,348)	$	52.86
Forfeited			(76,624)	$	45.34
Nonvested at December 31, 2012(1)			3,535,274	$	43.21
Vested or expected to vest, at December 31, 2012			3,468,170	$	43.15
(1)	Each unit represents the right to receive one share of our common stock if applicable performance conditions are satisfied. For substantially all restricted stock units, up to an additional 50% of the shares represented by the units may be issued if Sempra Energy exceeds target performance conditions.