v3.6.0.2

SEGMENT INFORMATION (Details) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2016 USD ($) | Sep. 30, 2016 USD ($) | Jun. 30, 2016 USD ($) | Mar. 31, 2016 USD ($) | Dec. 31, 2015 USD ($) | Sep. 30, 2015 USD ($) | Jun. 30, 2015 USD ($) | Mar. 31, 2015 USD ($) | Dec. 31, 2016 USD ($) segment | Dec. 31, 2015 USD ($) | Dec. 31, 2014 USD ($)
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of Reportable Segments | segment |  |  |  |  |  |  |  |  | 6 |  |
Segment Reporting Information, Profit (Loss) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Segment reporting information, Revenue |  |  |  |  |  |  |  |  | $ 10,183 | $ 10,231 | $ 11,035
Segment reporting information, Interest Expense |  |  |  |  |  |  |  |  | 553 | 561 | 554
Segment reporting information, Interest Income |  |  |  |  |  |  |  |  | 26 | 29 | 22
Segment reporting information, Depreciation and Amortization |  |  |  |  |  |  |  |  | 1,312 | 1,250 | 1,156
Segment reporting information, Income Tax Expense (Benefit) |  |  |  |  |  |  |  |  | 389 | 341 | 300
Earnings attributable to common shares | $ 379 | $ 622 | $ 16 | $ 353 | $ 369 | $ 248 | $ 295 | $ 437 | 1,370 | 1,349 | 1,161
Segment Reporting Information, Additional Information [Abstract] |  |  |  |  |  |  |  |  |  |  |
Segment reporting information, Assets | 47,786 |  |  |  | 41,150 |  |  |  | 47,786 | 41,150 | 39,651
Segment Reporting Information Expenditures For Property Plant and Equipment |  |  |  |  |  |  |  |  | 4,214 | 3,156 | 3,123
Assets, geographical | 35,028 |  |  |  | 30,944 |  |  |  | 35,028 | 30,944 | 28,750
Entity-Wide Disclosure On Geographic Areas, United States [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information, Profit (Loss) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Segment reporting information, Revenue |  |  |  |  |  |  |  |  | 8,004 | 8,119 | 8,774
Segment Reporting Information, Additional Information [Abstract] |  |  |  |  |  |  |  |  |  |  |
Assets, geographical | 28,351 |  |  |  | 26,132 |  |  |  | 28,351 | 26,132 | 24,183
Entity-Wide Disclosure On Geographic Areas, South America [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information, Profit (Loss) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Segment reporting information, Revenue |  |  |  |  |  |  |  |  | 1,556 | 1,544 | 1,534
Segment Reporting Information, Additional Information [Abstract] |  |  |  |  |  |  |  |  |  |  |
Assets, geographical | 1,863 |  |  |  | 1,652 |  |  |  | 1,863 | 1,652 | 1,746
Entity-Wide Disclosure On Geographic Areas Mexico [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information, Profit (Loss) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Segment reporting information, Revenue |  |  |  |  |  |  |  |  | 623 | 568 | 727
Segment Reporting Information, Additional Information [Abstract] |  |  |  |  |  |  |  |  |  |  |
Assets, geographical | 4,814 |  |  |  | 3,160 |  |  |  | 4,814 | 3,160 | 2,821
Operating Segments [Member] | SDG&E [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information, Profit (Loss) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Segment reporting information, Revenue |  |  |  |  |  |  |  |  | 4,253 | 4,219 | 4,329
Segment reporting information, Interest Expense |  |  |  |  |  |  |  |  | 195 | 204 | 202
Segment reporting information, Depreciation and Amortization |  |  |  |  |  |  |  |  | 646 | 604 | 530
Segment reporting information, Income Tax Expense (Benefit) |  |  |  |  |  |  |  |  | 280 | 284 | 270
Earnings attributable to common shares |  |  |  |  |  |  |  |  | 570 | 587 | 507
Segment Reporting Information, Additional Information [Abstract] |  |  |  |  |  |  |  |  |  |  |
Segment reporting information, Assets | 17,719 |  |  |  | 16,515 |  |  |  | 17,719 | 16,515 | 16,260
Segment Reporting Information Expenditures For Property Plant and Equipment |  |  |  |  |  |  |  |  | 1,399 | 1,133 | 1,100
Operating Segments [Member] | SoCalGas [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information, Profit (Loss) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Segment reporting information, Revenue |  |  |  |  |  |  |  |  | 3,471 | 3,489 | 3,855
Segment reporting information, Interest Expense |  |  |  |  |  |  |  |  | 97 | 84 | 69
Segment reporting information, Interest Income |  |  |  |  |  |  |  |  | 1 | 4 | 0
Segment reporting information, Depreciation and Amortization |  |  |  |  |  |  |  |  | 476 | 461 | 431
Segment reporting information, Income Tax Expense (Benefit) |  |  |  |  |  |  |  |  | 143 | 138 | 139
Earnings attributable to common shares |  |  |  |  |  |  |  |  | 349 | 419 | 332
Segment Reporting Information, Additional Information [Abstract] |  |  |  |  |  |  |  |  |  |  |
Segment reporting information, Assets | 13,424 |  |  |  | 12,104 |  |  |  | 13,424 | 12,104 | 10,446
Segment Reporting Information Expenditures For Property Plant and Equipment |  |  |  |  |  |  |  |  | 1,319 | 1,352 | 1,104
Operating Segments [Member] | Sempra South American Utilities [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information, Profit (Loss) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Segment reporting information, Revenue |  |  |  |  |  |  |  |  | 1,556 | 1,544 | 1,534
Segment reporting information, Interest Expense |  |  |  |  |  |  |  |  | 38 | 32 | 33
Segment reporting information, Interest Income |  |  |  |  |  |  |  |  | 21 | 19 | 14
Segment reporting information, Depreciation and Amortization |  |  |  |  |  |  |  |  | 49 | 50 | 55
Segment reporting information, Income Tax Expense (Benefit) |  |  |  |  |  |  |  |  | 80 | 67 | 58
Earnings attributable to common shares |  |  |  |  |  |  |  |  | 156 | 175 | 172
Segment Reporting Information, Additional Information [Abstract] |  |  |  |  |  |  |  |  |  |  |
Segment reporting information, Assets | 3,591 |  |  |  | 3,235 |  |  |  | 3,591 | 3,235 | 3,379
Segment Reporting Information Expenditures For Property Plant and Equipment |  |  |  |  |  |  |  |  | 194 | 154 | 174
Operating Segments [Member] | Sempra Mexico [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information, Profit (Loss) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Segment reporting information, Revenue |  |  |  |  |  |  |  |  | 725 | 669 | 818
Segment reporting information, Interest Expense |  |  |  |  |  |  |  |  | 13 | 23 | 17
Segment reporting information, Interest Income |  |  |  |  |  |  |  |  | 6 | 7 | 4
Segment reporting information, Depreciation and Amortization |  |  |  |  |  |  |  |  | 77 | 70 | 64
Segment reporting information, Income Tax Expense (Benefit) |  |  |  |  |  |  |  |  | 188 | 11 | 5
Earnings attributable to common shares |  |  |  |  |  |  |  |  | 463 | 213 | 192
Segment Reporting Information, Additional Information [Abstract] |  |  |  |  |  |  |  |  |  |  |
Segment reporting information, Assets | 7,542 |  |  |  | 3,783 |  |  |  | 7,542 | 3,783 | 3,486
Segment Reporting Information Expenditures For Property Plant and Equipment |  |  |  |  |  |  |  |  | 330 | 302 | 325
Operating Segments [Member] | Sempra Renewables [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information, Profit (Loss) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Segment reporting information, Revenue |  |  |  |  |  |  |  |  | 34 | 36 | 35
Segment reporting information, Interest Expense |  |  |  |  |  |  |  |  | 4 | 3 | 5
Segment reporting information, Interest Income |  |  |  |  |  |  |  |  | 5 | 4 | 1
Segment reporting information, Depreciation and Amortization |  |  |  |  |  |  |  |  | 6 | 6 | 5
Segment reporting information, Income Tax Expense (Benefit) |  |  |  |  |  |  |  |  | (38) | (49) | (44)
Earnings attributable to common shares |  |  |  |  |  |  |  |  | 55 | 63 | 81
Segment Reporting Information, Additional Information [Abstract] |  |  |  |  |  |  |  |  |  |  |
Segment reporting information, Assets | 3,644 |  |  |  | 1,441 |  |  |  | 3,644 | 1,441 | 1,334
Segment Reporting Information Expenditures For Property Plant and Equipment |  |  |  |  |  |  |  |  | 835 | 81 | 190
Operating Segments [Member] | Sempra LNG and Midstream [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information, Profit (Loss) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Segment reporting information, Revenue |  |  |  |  |  |  |  |  | 508 | 653 | 979
Segment reporting information, Interest Expense |  |  |  |  |  |  |  |  | 43 | 72 | 111
Segment reporting information, Interest Income |  |  |  |  |  |  |  |  | 71 | 75 | 115
Segment reporting information, Depreciation and Amortization |  |  |  |  |  |  |  |  | 47 | 49 | 61
Segment reporting information, Income Tax Expense (Benefit) |  |  |  |  |  |  |  |  | (80) | 28 | (20)
Earnings attributable to common shares |  |  |  |  |  |  |  |  | (107) | 44 | 50
Segment Reporting Information, Additional Information [Abstract] |  |  |  |  |  |  |  |  |  |  |
Segment reporting information, Assets | 5,564 |  |  |  | 5,566 |  |  |  | 5,564 | 5,566 | 6,435
Segment Reporting Information Expenditures For Property Plant and Equipment |  |  |  |  |  |  |  |  | 117 | 87 | 212
Adjustment and Elimination [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information, Profit (Loss) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Segment reporting information, Revenue |  |  |  |  |  |  |  |  | 0 | (2) | (3)
All Other [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information, Profit (Loss) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Segment reporting information, Interest Expense |  |  |  |  |  |  |  |  | 282 | 263 | 241
Segment reporting information, Interest Income |  |  |  |  |  |  |  |  | 0 | 0 | 1
Segment reporting information, Depreciation and Amortization |  |  |  |  |  |  |  |  | 11 | 10 | 10
Segment reporting information, Income Tax Expense (Benefit) |  |  |  |  |  |  |  |  | (184) | (138) | (108)
Earnings attributable to common shares |  |  |  |  |  |  |  |  | (116) | (152) | (173)
Segment Reporting Information, Additional Information [Abstract] |  |  |  |  |  |  |  |  |  |  |
Segment reporting information, Assets | 475 |  |  |  | 734 |  |  |  | 475 | 734 | 872
Segment Reporting Information Expenditures For Property Plant and Equipment |  |  |  |  |  |  |  |  | 20 | 47 | 18
Intersegment Eliminations [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information, Profit (Loss) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Segment reporting information, Revenue |  |  |  |  |  |  |  |  | (364) | (377) | (512)
Segment reporting information, Interest Expense |  |  |  |  |  |  |  |  | (119) | (120) | (124)
Segment reporting information, Interest Income |  |  |  |  |  |  |  |  | (78) | (80) | (113)
Segment Reporting Information, Additional Information [Abstract] |  |  |  |  |  |  |  |  |  |  |
Segment reporting information, Assets | $ (4,173) |  |  |  | $ (2,228) |  |  |  | (4,173) | (2,228) | (2,561)
Intersegment Eliminations [Member] | SDG&E [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information, Profit (Loss) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Segment reporting information, Revenue |  |  |  |  |  |  |  |  | 6 | 9 | 10
Intersegment Eliminations [Member] | SoCalGas [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information, Profit (Loss) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Segment reporting information, Revenue |  |  |  |  |  |  |  |  | 76 | 75 | 69
Intersegment Eliminations [Member] | Sempra Mexico [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information, Profit (Loss) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Segment reporting information, Revenue |  |  |  |  |  |  |  |  | 102 | 101 | 91
Intersegment Eliminations [Member] | Sempra LNG and Midstream [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information, Profit (Loss) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Segment reporting information, Revenue |  |  |  |  |  |  |  |  | $ 180 | $ 192 | $ 342

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