CONSOLIDATED STATEMENTS OF EQUITY - USD ($) $ in Millions	Total	Pacific Gas & Electric Co	Preferred Stock Pacific Gas & Electric Co	Common Stock	Common Stock Pacific Gas & Electric Co	Additional Paid-in Capital Pacific Gas & Electric Co	Reinvested Earnings	Reinvested Earnings Pacific Gas & Electric Co	Accumulated Other Comprehensive Income (Loss)	Accumulated Other Comprehensive Income (Loss) Pacific Gas & Electric Co	Total Shareholders' Equity	Total Shareholders' Equity Pacific Gas & Electric Co	Non controlling Interest - Preferred Stock of Subsidiary
Balance, beginning of period (in shares) at Dec. 31, 2015				492,025,443
Beginning balance at Dec. 31, 2015	$ 16,828		$ 258	$ 11,282	$ 1,322	$ 7,215	$ 5,301	$ 8,262	$ (7)	$ 3	$ 16,576	$ 17,060	$ 252
Net Income (Loss)	1,407	$ 1,402					1,407	1,402			1,407	1,402
Other comprehensive income (loss)	(2)	(1)					0		(2)	(1)	(2)	(1)
Equity contribution						835				0		835
Common stock issued, net (in shares)				14,866,431
Common stock issued, net	842			$ 842							842
Stock-based compensation amortization	74			$ 74							74
Common stock dividends declared	(972)						(972)	(911)			(972)	(911)
Preferred stock dividend								(14)				(14)
Preferred stock dividend requirement of subsidiary	(14)						(14)				(14)
Balance, end of period (in shares) at Dec. 31, 2016				506,891,874.000000
Ending balance at Dec. 31, 2016	18,192		258	$ 12,198	1,322	8,050	5,751	8,763	(9)	2	17,940	18,395	252
Net Income (Loss)	1,660	1,691					1,660	1,691			1,660	1,691
Other comprehensive income (loss)	1	$ 4					0		1	4	1	4
Equity contribution						455						455
Common stock issued, net (in shares)				7,863,971
Common stock issued, net	416			$ 416							416
Stock-based compensation amortization	18			$ 18			0				18
Common stock dividends declared	(801)						(801)	(784)			(801)	(784)
Preferred stock dividend								(14)				(14)
Preferred stock dividend requirement of subsidiary	$ (14)						(14)				(14)
Balance, end of period (in shares) at Dec. 31, 2017	514,755,845	264,374,809		514,755,845.000000
Ending balance at Dec. 31, 2017	$ 19,472		258	$ 12,632	1,322	8,505	6,596	9,656	(8)	6	19,220	19,747	252
Net Income (Loss)	(6,837)	$ (6,818)					(6,837)	(6,818)			(6,837)	(6,818)
Other comprehensive income (loss)	4	$ (5)					5	2	(1)	(7)	4	(5)
Equity contribution						45						45
Common stock issued, net (in shares)				5,582,865
Common stock issued, net	200			$ 200							200
Stock-based compensation amortization	78			$ 78							78
Preferred stock dividend								(14)				(14)
Preferred stock dividend requirement of subsidiary	$ (14)						(14)				(14)
Balance, end of period (in shares) at Dec. 31, 2018	520,338,710	264,374,809		520,338,710.00000
Ending balance at Dec. 31, 2018	$ 12,903		$ 258	$ 12,910	$ 1,322	$ 8,550	$ (250)	$ 2,826	$ (9)	$ (1)	$ 12,651	$ 12,955	$ 252