Condensed Consolidated Statements Of Income (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Operating Revenues
Electric	$ 3,013	$ 3,001
Natural gas	886	890
Total operating revenues	3,899	3,891
Operating Expenses
Cost of electricity	1,000	1,210
Cost of natural gas	274	360
Operating and maintenance	1,923	1,299
Depreciation, amortization, and decommissioning	631	538
Total operating expenses	3,828	3,407
Operating Income	71	484
Interest income	1	3
Interest expense	(189)	(185)
Other income, net	58	19
Income (Loss) Before Income Taxes	(59)	321
Income tax provision (benefit)	(93)	91
Net Income	34	230
Preferred stock dividend requirement of subsidiary	3	3
Income Available for Common Shareholders	31	227
Weighted Average Common Shares Outstanding, Basic	477	459
Weighted Average Common Shares Outstanding, Diluted	481	460
Net Earnings Per Common Share, Basic	$ 0.06	$ 0.49
Net Earnings Per Common Share, Diluted	$ 0.06	$ 0.49
Dividends Declared Per Common Share	$ 0.46	$ 0.46
Pacific Gas And Electric Company [Member]
Operating Revenues
Electric	3,014	3,000
Natural gas	886	890
Total operating revenues	3,900	3,890
Operating Expenses
Cost of electricity	1,000	1,210
Cost of natural gas	274	360
Operating and maintenance	1,923	1,297
Depreciation, amortization, and decommissioning	631	538
Total operating expenses	3,828	3,405
Operating Income	72	485
Interest income	1	2
Interest expense	(187)	(179)
Other income, net	26	20
Income (Loss) Before Income Taxes	(88)	328
Income tax provision (benefit)	(92)	100
Net Income	4	228
Preferred stock dividend requirement	3	3
Income Available for Common Shareholders	$ 1	$ 225