Condensed Consolidated Statements Of Operations (USD $) In Millions, except Share data in Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Operating Revenues	$ 3,223	$ 2,786
Operating Expenses [Abstract]
Energy Costs	1,356	1,155
Operation and Maintenance	856	710
Depreciation and Amortization	306	290
Taxes Other Than Income Taxes	0	21
Total Operating Expenses	2,518	2,176
OPERATING INCOME	705	610
Income from Equity Method Investments	4	2
Other Income	48	61
Other Deductions	(12)	(29)
Other-Than-Temporary Impairments	(2)	(2)
Interest Expense	(97)	(102)
INCOME FROM CONTINUING OPERATIONS BEFORE INCOME TAXES	646	540
Income Tax Expense	(260)	(220)
Net Income	386	320
WEIGHTED AVERAGE COMMON SHARES OUTSTANDING (THOUSANDS):
BASIC (in shares)	506,077	505,942
DILUTED (in shares)	507,831	507,220
EARNINGS PER SHARE:
BASIC (in dollars per share)	$ 0.76	$ 0.63
DILUTED (in dollars per share)	$ 0.76	$ 0.63
DIVIDENDS PAID PER SHARE OF COMMON STOCK	$ 0.37	$ 0.36
Power [Member]
Operating Revenues	1,700	1,451
Operating Expenses [Abstract]
Energy Costs	1,044	860
Operation and Maintenance	302	283
Depreciation and Amortization	72	66
Total Operating Expenses	1,418	1,209
OPERATING INCOME	282	242
Income from Equity Method Investments	4	3
Other Income	33	47
Other Deductions	(10)	(28)
Other-Than-Temporary Impairments	(2)	(2)
Interest Expense	(32)	(30)
INCOME FROM CONTINUING OPERATIONS BEFORE INCOME TAXES	275	232
Income Tax Expense	(111)	(91)
Net Income	164	141
PSE And G [Member]
Operating Revenues	2,145	1,995
Operating Expenses [Abstract]
Energy Costs	1,045	967
Operation and Maintenance	462	427
Depreciation and Amortization	227	215
Taxes Other Than Income Taxes	0	21
Total Operating Expenses	1,734	1,630
OPERATING INCOME	411	365
Other Income	14	13
Other Deductions	0	(1)
Interest Expense	(68)	(73)
INCOME FROM CONTINUING OPERATIONS BEFORE INCOME TAXES	357	304
Income Tax Expense	(143)	(125)
Net Income	$ 214	$ 179