Document And Entity Information (USD $) In Millions, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Jan. 27, 2015	Jun. 30, 2014	Feb. 03, 2014
Document Type	10-K
Document Period End Date	Dec. 31, 2014
Amendment Flag	false
Entity Filer Category	Large Accelerated Filer
Entity Registrant Name	PG&E CORP
Entity Central Index Key	0001004980
Current Fiscal Year End Date	--12-31
Document Fiscal Year Focus	2014
Entity Current Reporting Status	Yes
Trading Symbol	PCG
Document Fiscal Period Focus	FY
Entity Well-known Seasoned Issuer	Yes
Entity Voluntary Filers	No
Entity Public Float			$ 22,602
Entity Common Stock, Shares Outstanding		476,399,910
Pacific Gas And Electric Company [Member]
Document Type	10-K
Document Period End Date	Dec. 31, 2014
Amendment Flag	false
Entity Filer Category	Non-accelerated Filer
Entity Registrant Name	PACIFIC GAS & ELECTRIC CO
Entity Central Index Key	0000075488
Current Fiscal Year End Date	--12-31
Document Fiscal Year Focus	2014
Entity Current Reporting Status	Yes
Trading Symbol	PCG
Document Fiscal Period Focus	FY
Entity Well-known Seasoned Issuer	Yes
Entity Voluntary Filers	No
Entity Common Stock, Shares Outstanding				264,374,809