Reflects the estimated amount of loss from the specified contingency as of the balance sheet date.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14435-108349

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 9
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14557-108349

Name:	us-gaap_LossContingencyEstimateOfPossibleLoss
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

CALIFORNIA UTILITIES' REGULATORY MATTERS - SOCALGAS MATTERS (Details) - Southern California Gas Company [Member] - USD ($) $ in Thousands	Sep. 30, 2016	Jun. 30, 2016
Unfavorable Regulatory Action [Member] \| Pending Litigation [Member] \| Aliso Canyon Turbine Replacement Project [Member]
Public Utilities, General Disclosures [Line Items]
Estimate of possible loss/fines	$ 700
Year 2016 [Member]
Public Utilities, General Disclosures [Line Items]
Requested gas cost incentive mechanism award		$ 5,000