Condensed Consolidated Statements Of Income - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Operating Revenues
Electric	$ 3,131	$ 3,013
Natural gas	843	886
Total operating revenues	3,974	3,899
Operating Expenses
Cost of electricity	950	1,000
Cost of natural gas	222	274
Operating and maintenance	2,010	1,923
Depreciation, amortization, and decommissioning	697	631
Total operating expenses	3,879	3,828
Operating Income	95	71
Interest income	4	1
Interest expense	(203)	(189)
Other income, net	27	58
Income Before Income Taxes	(77)	(59)
Income tax benefit	(187)	(93)
Net Income	110	34
Preferred stock dividend requirement of subsidiary	3	3
Income Available for Common Shareholders	$ 107	$ 31
Weighted Average Common Shares Outstanding, Basic	493	477
Weighted Average Common Shares Outstanding, Diluted	495	481
Net Earnings Per Common Share, Basic	$ 0.22	$ 0.06
Net Earnings Per Common Share, Diluted	0.22	0.06
Dividends Declared Per Common Share	$ 0.46	$ 0.46
Pacific Gas And Electric Company [Member]
Operating Revenues
Electric	$ 3,132	$ 3,014
Natural gas	843	886
Total operating revenues	3,975	3,900
Operating Expenses
Cost of electricity	950	1,000
Cost of natural gas	222	274
Operating and maintenance	2,011	1,923
Depreciation, amortization, and decommissioning	696	631
Total operating expenses	3,879	3,828
Operating Income	96	72
Interest income	4	1
Interest expense	(201)	(187)
Other income, net	24	26
Income Before Income Taxes	(77)	(88)
Income tax benefit	(185)	(92)
Net Income	108	4
Preferred stock dividend requirement	3	3
Income Available for Common Shareholders	$ 105	$ 1