SUBSEQUENT EVENT	12 Months Ended
Dec. 31, 2011
Notes to Consolidated Financial Statements [Abstract]
Subsequent Events	NOTE 18. SUBSEQUENT EVENT Effective January 1, 2012, in connection with several key executive appointments made in September 2011, management realigned some of the company's major operating units to better fit its strategic direction and to enhance the management and integration of our assets. This realignment resulted in a change in reportable segments in 2012, primarily to regroup the Sempra Global business units under two operating units, Sempra International and Sempra U.S. Gas & Power, as we discuss in Note 1.

Describes disclosed significant events or transactions that occurred after the balance sheet date, but before the issuance of the financial statements. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, losses resulting from fire or flood, losses on receivables, significant realized and unrealized gains and losses that result from changes in quoted market prices of securities, declines in market prices of inventory, changes in authorized or issued debt (SEC), significant foreign exchange rate changes, substantial loans to insiders or affiliates, significant long-term investments, and substantial dividends not in the ordinary course of business.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 5

-Paragraph 11

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