Debt (Schedule Of Line Of Credit) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014
Utility [Member]
Debt [Line Items]
Expiration date for credit agreement	2019-04-01
Facility limit	$ 3,000	[1]
Letters Of Credit Outstanding Amount	79
Borrowings	0
Commercial Paper	882	[2]
Facility Availability	2,039	[2]
Letters of Credit Sublimit	1,000
Swingline Loans Sublimit	300
Swingline Loan Repay Term	7 days
P G E Corporation [Member]
Debt [Line Items]
Expiration date for credit agreement	2019-04-01
Facility limit	300	[3]
Letters Of Credit Outstanding Amount	0
Borrowings	0
Commercial Paper	48	[2]
Facility Availability	252	[2]
Letters of Credit Sublimit	100
Swingline Loans Sublimit	100
Swingline Loan Repay Term	7 days
Credit Facilities [Member]
Debt [Line Items]
Facility limit	3,300
Letters Of Credit Outstanding Amount	79
Borrowings	0
Commercial Paper	930
Facility Availability	$ 2,291

[1] Includes a $1.0 billion sublimit for letters of credit and a $300 million commitment for loans that are made available on a same-day basis and are repayable in full within 7 days.

[2] PG&E Corporation and the Utility treat the amount of outstanding commercial paper as a reduction to the amount available under their respective revolving credit facilities.

[3] Includes a $100 million sublimit for letters of credit and a $100 million commitment for loans that are made available on a same-day basis and are repayable in full within 7 days.