Income Taxes (Schedule Of Effective Income Tax Rate Reconciliation) (Details)	12 Months Ended
	Dec. 31, 2014		Dec. 31, 2013		Dec. 31, 2012
Pacific Gas And Electric Company [Member]
Federal statutory income tax rate	35.00%		35.00%		35.00%
State income tax (net of federal benefit)	1.60%	[1]	(2.20%)	[1]	(3.00%)	[1]
Effect of regulatory treatment of fixed asset differences	(14.70%)	[2]	(3.80%)	[2]	(3.90%)	[2]
Tax credits	(0.70%)		(0.40%)		(0.60%)
Benefit of loss carryback	(0.80%)		(1.00%)		(0.40%)
Non deductible penalties	0.30%		0.70%		0.50%
Other, net	0.40%		(0.90%)		(0.80%)
Effective tax rate	21.10%		27.40%		26.80%
Pg E Corporation [Member]
Federal statutory income tax rate	35.00%		35.00%		35.00%
State income tax (net of federal benefit)	1.40%	[1]	(3.10%)	[1]	(3.90%)	[1]
Effect of regulatory treatment of fixed asset differences	(15.00%)	[2]	(4.20%)	[2]	(4.10%)	[2]
Tax credits	(0.70%)		(0.40%)		(0.60%)
Benefit of loss carryback	(0.80%)		(1.10%)		(0.70%)
Non deductible penalties	0.30%		0.80%		0.60%
Other, net	(0.80%)		(2.20%)		(3.80%)
Effective tax rate	19.40%		24.80%		22.50%

[1] Includes the effect of state flow-through ratemaking treatment.

[2] Represents effect of federal flow-through ratemaking treatment including those deductions related to repairs and certain other property-related costs discussed below in the ?2014 GRC Impact? section.