Condensed Consolidated Statements Of Comprehensive Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Net income	$ 310	$ 814	$ 750	$ 1,315
Other Comprehensive Income
Pension and other postretirement benefit plans obligations (net of taxes of $0, $0, $0 and $0, at respective dates)	0	0	0	0
Net change in investments (net of taxes of $0, $13, $12 and $16 at respective dates)	0	(18)	(17)	(24)
Total other comprehensive income (loss)	0	(18)	(17)	(24)
Comprehensive Income	310	796	733	1,291
Preferred stock dividend requirement of subsidiary	(3)	(3)	(10)	(10)
Comprehensive Income Attributable to Common Shareholders	307	793	723	1,281
Pacific Gas And Electric Company [Member]
Net income	305	793	715	1,271
Other Comprehensive Income
Pension and other postretirement benefit plans obligations (net of taxes of $0, $0, $0 and $0, at respective dates)	0	0	0	0
Total other comprehensive income (loss)	0	0	0	0
Comprehensive Income	$ 305	$ 793	$ 715	$ 1,271