OTHER FINANCIAL DATA (Tables)
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3 Months Ended |
Mar. 31, 2016 |
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| Disclosure Text Block [Abstract] |
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| Net Periodic Benefit Cost Table |
| NET PERIODIC BENEFIT COST – SEMPRA ENERGY CONSOLIDATED | | (Dollars in millions) | | Pension benefits | Other postretirement benefits | | Three months ended March 31, | | 2016 | 2015 | 2016 | 2015 | | Service cost | $ | 28 | $ | 30 | $ | 5 | $ | 7 | | Interest cost | | 40 | | 39 | | 11 | | 12 | | Expected return on assets | | (42) | | (44) | | (17) | | (17) | | Amortization of: | | | | | | | | | | Prior service cost (credit) | | 3 | | 3 | | ― | | (1) | | Actuarial loss | | 6 | | 8 | | ― | | ― | | Regulatory adjustment | | (28) | | (29) | | 2 | | ― | | Total net periodic benefit cost | $ | 7 | $ | 7 | $ | 1 | $ | 1 |
| NET PERIODIC BENEFIT COST – SDG&E | | (Dollars in millions) | | Pension benefits | Other postretirement benefits | | Three months ended March 31, | | 2016 | 2015 | 2016 | 2015 | | Service cost | $ | 7 | $ | 8 | $ | 1 | $ | 2 | | Interest cost | | 10 | | 10 | | 2 | | 2 | | Expected return on assets | | (12) | | (14) | | (3) | | (3) | | Amortization of: | | | | | | | | | | Prior service cost | | ― | | ― | | 1 | | 1 | | Actuarial loss | | 3 | | 2 | | ― | | ― | | Regulatory adjustment | | (7) | | (5) | | (1) | | (2) | | Total net periodic benefit cost | $ | 1 | $ | 1 | $ | ― | $ | ― |
| NET PERIODIC BENEFIT COST – SOCALGAS | | (Dollars in millions) | | Pension benefits | Other postretirement benefits | | Three months ended March 31, | | 2016 | 2015 | 2016 | 2015 | | Service cost | $ | 17 | $ | 19 | $ | 4 | $ | 5 | | Interest cost | | 25 | | 25 | | 8 | | 9 | | Expected return on assets | | (25) | | (27) | | (14) | | (14) | | Amortization of: | | | | | | | | | | Prior service cost (credit) | | 2 | | 2 | | (1) | | (2) | | Actuarial loss | | 3 | | 5 | | ― | | ― | | Regulatory adjustment | | (21) | | (24) | | 3 | | 2 | | Total net periodic benefit cost | $ | 1 | $ | ― | $ | ― | $ | ― |
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| Contributions to Benefit Plans Table |
| BENEFIT PLAN CONTRIBUTIONS | | (Dollars in millions) | | Sempra Energy | | | | Consolidated | SDG&E | SoCalGas | | Contributions through March 31, 2016: | | | | | | | | Pension plans | $ | 15 | $ | 2 | $ | ― | | Other postretirement benefit plans | | 1 | | ― | | ― | | Total expected contributions in 2016: | | | | | | | | Pension plans | $ | 123 | $ | 4 | $ | 77 | | Other postretirement benefit plans | | 6 | | 2 | | 1 |
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| Earnings Per Share Computations Table |
| EARNINGS PER SHARE COMPUTATIONS | | (Dollars in millions, except per share amounts; shares in thousands) | | | Three months ended March 31, | | | 2016 | 2015 | | Numerator: | | | | | | Earnings/Income attributable to common shares | $ | 319 | $ | 437 | | | | | | | | Denominator: | | | | | | Weighted-average common shares | | | | | | outstanding for basic EPS(1) | | 249,734 | | 247,722 | | Dilutive effect of stock options, restricted | | | | | | stock awards and restricted stock units | | 1,678 | | 3,484 | | Weighted-average common shares | | | | | | | outstanding for diluted EPS | | 251,412 | | 251,206 | | | | | | | | Earnings per share: | | | | | | Basic | $ | 1.28 | $ | 1.76 | | Diluted | $ | 1.27 | $ | 1.74 | | (1) | Includes 555 and 452 average fully vested restricted stock units held in our Deferred Compensation Plan for the three months ended March 31, 2016 and 2015, respectively. These fully vested restricted stock units are included in weighted-average common shares outstanding for basic EPS because there are no conditions under which the corresponding shares will not be issued. |
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| Capitalized Financing Costs Table |
| CAPITALIZED FINANCING COSTS | | (Dollars in millions) | | | Three months ended March 31, | | | 2016 | 2015 | | Sempra Energy Consolidated: | | | | | | AFUDC related to debt | $ | 7 | $ | 6 | | AFUDC related to equity | | 27 | | 27 | | Other capitalized interest | | 18 | | 17 | | Total Sempra Energy Consolidated | $ | 52 | $ | 50 | | SDG&E: | | | | | | AFUDC related to debt | $ | 4 | $ | 3 | | AFUDC related to equity | | 11 | | 8 | | Total SDG&E | $ | 15 | $ | 11 | | SoCalGas: | | | | | | AFUDC related to debt | $ | 3 | $ | 3 | | AFUDC related to equity | | 10 | | 9 | | Total SoCalGas | $ | 13 | $ | 12 |
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| Changes in Components of Accumulated Comprehensive Income Table |
| CHANGES IN ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) BY COMPONENT(1) | | SEMPRA ENERGY CONSOLIDATED | | (Dollars in millions) | | | Three months ended March 31, 2016 and 2015 | | | Foreign | | | | | Total | | | currency | | Pension and other | accumulated other | | | translation | Financial | postretirement | comprehensive | | | adjustments | instruments | benefits | income (loss) | | 2016: | | | | | | | | | | Balance as of December 31, 2015 | $ | (582) | $ | (137) | $ | (87) | $ | (806) | | Other comprehensive income (loss) before | | | | | | | | | | reclassifications | | 68 | | (82) | | ― | | (14) | | Amounts reclassified from accumulated other | | | | | | | | | | comprehensive income | | ― | | (2) | | 1 | | (1) | | Net other comprehensive income (loss) | | 68 | | (84) | | 1 | | (15) | | Balance as of March 31, 2016 | $ | (514) | $ | (221) | $ | (86) | $ | (821) | | 2015: | | | | | | | | | | Balance as of December 31, 2014 | $ | (322) | $ | (90) | $ | (85) | $ | (497) | | Other comprehensive loss before | | | | | | | | | | reclassifications | | (62) | | (54) | | ― | | (116) | | Amounts reclassified from accumulated other | | | | | | | | | | comprehensive income | | ― | | (1) | | 1 | | ― | | Net other comprehensive (loss) income | | (62) | | (55) | | 1 | | (116) | | Balance as of March 31, 2015 | $ | (384) | $ | (145) | $ | (84) | $ | (613) | | (1) | All amounts are net of income tax, if subject to tax, and exclude noncontrolling interests. |
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| Reclassifications out of AOCI Table |
| RECLASSIFICATIONS OUT OF ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) | | (Dollars in millions) | | Amounts reclassified | | | | Details about accumulated | from accumulated other | | Affected line item on Condensed | | other comprehensive income (loss) components | comprehensive income (loss) | | Consolidated Statements of Operations | | | | Three months ended March 31, | | | | | | | | | 2016 | | 2015 | | | | | | | Sempra Energy Consolidated: | | | | | | | | | | | | Financial instruments: | | | | | | | | | | | | Interest rate and foreign exchange instruments | $ | 4 | | $ | 6 | | Interest Expense | | Interest rate instruments | | 3 | | | 3 | | Equity (Losses) Earnings, Before Income Tax | | Interest rate and foreign exchange instruments | | 1 | | | ― | | Equity Earnings, Net of Income Tax | | Commodity contracts not subject | | | | | | | | | to rate recovery | | (7) | | | (7) | | Revenues: Energy-Related Businesses | | Total before income tax | | 1 | | | 2 | | | | | | | ― | | | 1 | | Income Tax Expense | | Net of income tax | | 1 | | | 3 | | | | | | | (3) | | | (4) | | Earnings Attributable to Noncontrolling Interests | | | | $ | (2) | | $ | (1) | | | | | | | | | | | | | | | | | | | | Pension and other postretirement benefits: | | | | | | | | | | | | Amortization of actuarial loss | $ | 2 | | $ | 2 | | See note (1) below | | | | | (1) | | | (1) | | Income Tax Expense | | Net of income tax | $ | 1 | | $ | 1 | | | | | | | | | | | | | | | | | Total reclassifications for the period, net of tax | $ | (1) | | $ | ― | | | | | | | SDG&E: | | | | | | | | | | | | Financial instruments: | | | | | | | | | | | | Interest rate instruments | $ | 3 | | $ | 3 | | Interest Expense | | | | | (3) | | | (3) | | Earnings Attributable to Noncontrolling Interest | | Total reclassifications for the period | $ | ― | | $ | ― | | | | | | | (1) | Amounts are included in the computation of net periodic benefit cost (see "Pension and Other Postretirement Benefits" above). |
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| Shareholders' Equity and Noncontrolling Interests Table |
| SHAREHOLDERS’ EQUITY AND NONCONTROLLING INTERESTS – SEMPRA ENERGY CONSOLIDATED | | (Dollars in millions) | | | | Sempra Energy | | Non- | | | | | | shareholders’ | | controlling | | Total | | | | equity | | interests(1) | | equity | | Balance at December 31, 2015 | $ | 11,809 | $ | 770 | $ | 12,579 | | Comprehensive income | | 304 | | 11 | | 315 | | Share-based compensation expense | | 13 | | ― | | 13 | | Common stock dividends declared | | (188) | | ― | | (188) | | Issuances of common stock | | 28 | | ― | | 28 | | Repurchases of common stock | | (54) | | ― | | (54) | | Tax benefit related to share-based compensation | | 34 | | ― | | 34 | | Distributions to noncontrolling interests | | ― | | (3) | | (3) | | Balance at March 31, 2016 | $ | 11,946 | $ | 778 | $ | 12,724 | | Balance at December 31, 2014 | $ | 11,326 | $ | 774 | $ | 12,100 | | Comprehensive income | | 321 | | 8 | | 329 | | Share-based compensation expense | | 13 | | ― | | 13 | | Common stock dividends declared | | (173) | | ― | | (173) | | Issuances of common stock | | 30 | | ― | | 30 | | Repurchases of common stock | | (65) | | ― | | (65) | | Tax benefit related to share-based compensation | | 52 | | ― | | 52 | | Distributions to noncontrolling interests | | ― | | (5) | | (5) | | Balance at March 31, 2015 | $ | 11,504 | $ | 777 | $ | 12,281 | | (1) | Noncontrolling interests include the preferred stock of SoCalGas and other noncontrolling interests as listed in the table below under "Other Noncontrolling Interests." |
| SHAREHOLDER'S EQUITY AND NONCONTROLLING INTEREST – SDG&E | | (Dollars in millions) | | | SDG&E | | Non- | | | | | shareholder’s | | controlling | | Total | | | equity | | interest | | equity | | Balance at December 31, 2015 | $ | 5,223 | $ | 53 | $ | 5,276 | | Comprehensive income (loss) | | 129 | | (1) | | 128 | | Distributions to noncontrolling interest | | ― | | (1) | | (1) | | Balance at March 31, 2016 | $ | 5,352 | $ | 51 | $ | 5,403 | | Balance at December 31, 2014 | $ | 4,932 | $ | 60 | $ | 4,992 | | Comprehensive income | | 147 | | 2 | | 149 | | Distributions to noncontrolling interest | | ― | | (3) | | (3) | | Balance at March 31, 2015 | $ | 5,079 | $ | 59 | $ | 5,138 |
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| Amounts Due To and From Affiliates at SDG&E and SoCalGas Table |
| AMOUNTS DUE FROM (TO) UNCONSOLIDATED AFFILIATES | | (Dollars in millions) | | March 31, 2016 | December 31, 2015 | | Sempra Energy Consolidated: | | | | | | Total due from various unconsolidated affiliates - current | $ | 7 | $ | 6 | | | | | | | | Sempra South American Utilities(1): | | | | | | Eletrans S.A. and Eletrans II S.A.: | | | | | | 4% Note(2) | $ | 76 | $ | 72 | | Other related party receivables | | 1 | | ― | | Sempra Mexico(1): | | | | | | Affiliate of joint venture with PEMEX: | | | | | | Note due November 13, 2017(3) | | 3 | | 3 | | Note due November 14, 2018(3) | | 42 | | 42 | | Note due November 14, 2018(3) | | 34 | | 34 | | Note due November 14, 2018(3) | | 8 | | 8 | | Energía Sierra Juárez: | | | | | | Note due June 15, 2018(4) | | 17 | | 24 | | Sempra Natural Gas: | | | | | | Cameron LNG JV | | 5 | | 3 | | Total due from unconsolidated affiliates - noncurrent | $ | 186 | $ | 186 | | | | | | | | Total due to various unconsolidated affiliates - current | $ | (13) | $ | (14) | | SDG&E: | | | | | | Total due from various unconsolidated affiliates - current | $ | 1 | $ | 1 | | | | | | | Sempra Energy | $ | (35) | $ | (34) | | SoCalGas | | (8) | | (13) | | Affiliate | | (6) | | (8) | | Total due to unconsolidated affiliates - current | $ | (49) | $ | (55) | | | | | | | Income taxes due (to) from Sempra Energy(5) | $ | (32) | $ | 28 | | SoCalGas: | | | | | | Sempra Energy(6) | $ | ― | $ | 35 | | SDG&E | | 8 | | 13 | | Total due from unconsolidated affiliates - current | $ | 8 | $ | 48 | | | | | | | | Sempra Energy | $ | (34) | $ | ― | | Total due to unconsolidated affiliate - current | $ | (34) | $ | ― | | | | | | | | Income taxes due (to) from Sempra Energy(5) | $ | (23) | $ | 1 | | (1) | Amounts include principal balances plus accumulated interest outstanding. | | (2) | U.S. dollar-denominated loan, at a fixed interest rate with no stated maturity date, to provide project financing for the construction of transmission lines at Eletrans S.A. and Eletrans II S.A., both of which are joint ventures at Chilquinta Energía. | | (3) | U.S. dollar-denominated loan, at a variable interest rate based on a 30-day LIBOR plus 450 basis points (4.94 percent at March 31, 2016), to finance the Los Ramones Norte pipeline project. | | (4) | U.S. dollar-denominated loan, at a variable interest rate based on a 30-day LIBOR plus 637.5 basis points (6.81 percent at March 31, 2016), to finance the first phase of the Energía Sierra Juárez wind project. | | (5) | SDG&E and SoCalGas are included in the consolidated income tax return of Sempra Energy and are allocated income tax expense from Sempra Energy in an amount equal to that which would result from each company having always filed a separate return. | | (6) | At December 31, 2015, net receivable included outstanding advances to Sempra Energy of $50 million at an interest rate of 0.11 percent. |
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| Revenues From Unconsolidated Affiliates at SDG&E and SoCalGas Table |
| REVENUES AND COST OF SALES FROM UNCONSOLIDATED AFFILIATES | | (Dollars in millions) | | Three months ended March 31, | | 2016 | 2015 | | REVENUES | | | | | | Sempra Energy Consolidated | $ | 5 | $ | 8 | | SDG&E | | 3 | | 3 | | SoCalGas | | 17 | | 19 | | COST OF SALES | | | | | | Sempra Energy Consolidated | $ | 30 | $ | 19 | | SDG&E | | 14 | | 5 |
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| Other Income and Expense Table |
| OTHER INCOME, NET | | | | (Dollars in millions) | | | | | Three months ended March 31, | | | 2016 | 2015 | | Sempra Energy Consolidated: | | | | | | Allowance for equity funds used during construction | $ | 27 | $ | 27 | | Investment gains(1) | | 10 | | 9 | | Electrical infrastructure relocation income(2) | | 1 | | ― | | Gains on interest rate and foreign exchange instruments, net | | 3 | | ― | | Sale of other investments | | 1 | | ― | | Foreign currency transaction losses | | (2) | | (1) | | Regulatory interest, net(3) | | 2 | | 1 | | Sundry, net | | 7 | | 3 | | Total | $ | 49 | $ | 39 | | SDG&E: | | | | | | Allowance for equity funds used during construction | $ | 11 | $ | 8 | | Regulatory interest, net(3) | | 2 | | 1 | | Sundry, net | | 1 | | ― | | Total | $ | 14 | $ | 9 | | SoCalGas: | | | | | | Allowance for equity funds used during construction | $ | 10 | $ | 9 | | Sundry, net | | ― | | (1) | | Total | $ | 10 | $ | 8 | | (1) | Represents investment gains on dedicated assets in support of our executive retirement and deferred compensation plans. These amounts are partially offset by corresponding changes in compensation expense related to the plans. | | (2) | Income at Luz del Sur associated with the relocation of electrical infrastructure. | | (3) | Interest on regulatory balancing accounts. |
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| Income Tax Expense and Effective Income Tax Rates Table |
| INCOME TAX EXPENSE AND EFFECTIVE INCOME TAX RATES | | (Dollars in millions) | | | | | | Effective | | | | | Effective | | | | | Income tax | | income | | | Income tax | | income | | | | | expense | | tax rate | | | expense | | tax rate | | | | | Three months ended March 31, | | | | 2016 | 2015 | | Sempra Energy Consolidated | $ | 142 | | 31 | % | $ | 163 | | 27 | % | | SDG&E | | 72 | | 36 | | | 88 | | 37 | | | SoCalGas | | 87 | | 31 | | | 95 | | 31 | | | | | |
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| Variable Interest Entity Table |
| AMOUNTS ASSOCIATED WITH OTAY MESA VIE | | (Dollars in millions) | | Three months ended March 31, | | 2016 | 2015 | | Operating expenses | | | | | | Cost of electric fuel and purchased power | $ | (17) | $ | (18) | | Operation and maintenance | | 4 | | 4 | | Depreciation and amortization | | 7 | | 6 | | Total operating expenses | | (6) | | (8) | | Operating income | | 6 | | 8 | | Interest expense | | (5) | | (4) | | Income before income taxes/Net income | | 1 | | 4 | | Earnings attributable to noncontrolling interest | | (1) | | (4) | | Earnings attributable to common shares | $ | ― | $ | ― |
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| Ownership Interests Held By Others Table |
| OTHER NONCONTROLLING INTERESTS | | (Dollars in millions) | | | | | Percent ownership held by others | | | | | | | March 31, | December 31, | | March 31, | | December 31, | | | 2016 | 2015 | | 2016 | | 2015 | | SDG&E: | | | | | | | | | | Otay Mesa VIE | 100 | % | 100 | % | $ | 51 | $ | 53 | | Sempra South American Utilities: | | | | | | | | | | Chilquinta Energía subsidiaries(1) | 23.5 – 43.4 | | 23.5 – 43.4 | | | 22 | | 21 | | Luz del Sur | 16.4 | | 16.4 | | | 171 | | 164 | | Tecsur | 9.8 | | 9.8 | | | 4 | | 4 | | Sempra Mexico: | | | | | | | | | | IEnova | 18.9 | | 18.9 | | | 470 | | 468 | | Sempra Natural Gas: | | | | | | | | | | Bay Gas Storage Company, Ltd. | 9.1 | | 9.1 | | | 25 | | 25 | | Liberty Gas Storage, LLC | 23.2 | | 23.2 | | | 14 | | 14 | | Southern Gas Transmission Company | 49.0 | | 49.0 | | | 1 | | 1 | | Total Sempra Energy | | | | | $ | 758 | $ | 750 | | (1) | Chilquinta Energía has four subsidiaries with noncontrolling interests held by others. Percentage range reflects the highest and lowest ownership percentages among these subsidiaries. |
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| Inventory Table |
| INVENTORY BALANCES | | (Dollars in millions) | | | Natural gas | Liquefied natural gas | Materials and supplies | Total | | | March 31, 2016 | | December 31, 2015 | March 31, 2016 | December 31, 2015 | March 31, 2016 | December 31, 2015 | March 31, 2016 | December 31, 2015 | | SDG&E | $ | 3 | | $ | 6 | $ | ― | $ | ― | $ | 69 | $ | 69 | $ | 72 | $ | 75 | | SoCalGas(1) | | ― | | | 49 | | ― | | ― | | 33 | | 30 | | 33 | | 79 | | Sempra South American | | | | | | | | | | | | | | | | | | | Utilities | | ― | | | ― | | ― | | ― | | 37 | | 30 | | 37 | | 30 | | Sempra Mexico | | ― | | | ― | | 6 | | 3 | | 2 | | 10 | | 8 | | 13 | | Sempra Renewables | | ― | | | ― | | ― | | ― | | 3 | | 3 | | 3 | | 3 | | Sempra Natural Gas | | 74 | | | 94 | | 3 | | 3 | | 1 | | 1 | | 78 | | 98 | | Sempra Energy | | | | | | | | | | | | | | | | | | | Consolidated | $ | 77 | | $ | 149 | $ | 9 | $ | 6 | $ | 145 | $ | 143 | $ | 231 | $ | 298 | | (1) | At both March 31, 2016 and December 31, 2015, SoCalGas' natural gas inventory for core customers is net of the estimated inventory loss related to the Aliso Canyon natural gas leak, which we discuss in Note 11. |
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