v3.6.0.2

ACQUISTION AND DIVESTITURE ACTIVITY - ASSETS ACQUIRED AND LIABILITIES ASSUMED (Details) - USD ($) $ in Millions |  |  | 12 Months Ended
--- | --- | --- | ---
Dec. 14, 2016 | Sep. 26, 2016 | Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Business Acquisition [Line Items] |  |  |  |  |
Fair value of equity interest in GdC immediately prior to acquisition |  |  | $ 1,144 | $ 0 | $ 0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities [Abstract] |  |  |  |  |
Goodwill |  |  | 2,364 | $ 819 | $ 931
Sempra Mexico [Member] | GdC [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Cash consideration (fair value of total consideration) |  | $ 1,144 |  |  |
Fair value of equity interest in GdC immediately prior to acquisition |  | 1,144 |  |  |
Total fair value of business combination |  | 2,288 |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets [Abstract] |  |  |  |  |
Cash and cash equivalents |  | 66 |  |  |
Restricted cash |  | 0 |  |  |
Accounts receivable(2) |  | 39 |  |  |
Other current assets |  | 6 |  |  |
Other intangible assets |  | 0 |  |  |
Deferred income taxes |  | 0 |  |  |
Regulatory assets |  | 33 |  |  |
Property, plant and equipment |  | 1,248 |  |  |
Other noncurrent assets |  | 1 |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities [Abstract] |  |  |  |  |
Short-term debt |  | 0 |  |  |
Accounts payable |  | (11) |  |  |
Due to unconsolidated affiliates |  | (3) |  |  |
Current portion of long-term debt |  | (49) |  |  |
Fixed-price contracts and other derivatives, current |  | (6) |  |  |
Other current liabilities |  | (20) |  |  |
Long-term debt |  | (315) |  |  |
Asset retirement obligations |  | (5) |  |  |
Deferred income taxes |  | (127) |  |  |
Fixed-price contracts and other derivatives, noncurrent |  | (19) |  |  |
Other noncurrent liabilities |  | (11) |  |  |
Total identifiable net assets |  | 827 |  |  |
Goodwill |  | $ 1,461 |  |  |
Sempra Mexico [Member] | GdC [Member] | Scenario, Adjustment [Member] |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets [Abstract] |  |  |  |  |
Regulatory assets |  |  | 33 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities [Abstract] |  |  |  |  |
Deferred income taxes |  |  | (119) |  |
Goodwill |  |  | $ 86 |  |
Sempra Mexico [Member] | Ventika [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Cash consideration (fair value of total consideration) | $ 310 |  |  |  |
Fair value of equity interest in GdC immediately prior to acquisition | 0 |  |  |  |
Total fair value of business combination | 310 |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets [Abstract] |  |  |  |  |
Cash and cash equivalents | 0 |  |  |  |
Restricted cash | 68 |  |  |  |
Accounts receivable(2) | 14 |  |  |  |
Other current assets | 1 |  |  |  |
Other intangible assets | 154 |  |  |  |
Deferred income taxes | 23 |  |  |  |
Regulatory assets | 0 |  |  |  |
Property, plant and equipment | 673 |  |  |  |
Other noncurrent assets | 3 |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities [Abstract] |  |  |  |  |
Short-term debt | (125) |  |  |  |
Accounts payable | (1) |  |  |  |
Due to unconsolidated affiliates | 0 |  |  |  |
Current portion of long-term debt | (7) |  |  |  |
Fixed-price contracts and other derivatives, current | (4) |  |  |  |
Other current liabilities | (8) |  |  |  |
Long-term debt | (478) |  |  |  |
Asset retirement obligations | (2) |  |  |  |
Deferred income taxes | (120) |  |  |  |
Fixed-price contracts and other derivatives, noncurrent | (10) |  |  |  |
Other noncurrent liabilities | 0 |  |  |  |
Total identifiable net assets | 181 |  |  |  |
Goodwill | $ 129 |  |  |  |

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- Definition Amount of currency on hand as well as demand deposits with banks or financial institutions, acquired at the acquisition date. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=56956791&loc=d3e4845-128472 + Details
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- Definition Amount due from customers or clients for goods or services, including trade receivables, that have been delivered or sold in the normal course of business, and amounts due from others, including related parties expected to be converted to cash, sold or exchanged within one year or the normal operating cycle, if longer, acquired at the acquisition date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=56956791&loc=d3e4845-128472 + Details
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- Definition Amount of deferred tax asset attributable to deductible temporary differences and carryforwards that are expected to be realized or consumed after one year or the normal operating cycle, if longer, acquired at the acquisition date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=56956791&loc=d3e4845-128472 + Details
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- Definition Amount of deferred tax liability attributable to taxable temporary differences due after one year or the normal operating cycle, if longer, assumed at the acquisition date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=56956791&loc=d3e4845-128472 + Details
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- Definition Amount of intangible assets, excluding goodwill, acquired at the acquisition date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=56956791&loc=d3e4845-128472 + Details
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- Definition Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 55 -Paragraph 37 -URI http://asc.fasb.org/extlink&oid=35744172&loc=d3e2207-128464 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=56956791&loc=d3e4845-128472 + Details
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- Definition The amount of property, plant, and equipment recognized as of the acquisition date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=56956791&loc=d3e4845-128472 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 55 -Paragraph 37 -URI http://asc.fasb.org/extlink&oid=35744172&loc=d3e2207-128464 + Details
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