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COMMITMENTS AND CONTINGENCIES - CONTRACTUAL COMMITMENTS 2 (Details) - Jun. 30, 2015 | USD ($)
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San Diego Gas and Electric Company [Member] | Purchased Power Contracts [Member] |
Payments Under Contractual Commitments [Line Items] |
Increase (Decrease) In Contractual Commitment Amount | $ (385,000,000)
Increase (Decrease) In Contractual Commitments, Payments Due, Current | (15,000,000)
Increase (Decrease) In Contractual Commitments, Payments Due, In Two Years | 2,000,000
Increase (Decrease) In Contractual Commitments, Payments Due, In Three Years | (12,000,000)
Increase (Decrease) In Contractual Commitments, Payments Due, In Four Years | (12,000,000)
Increase (Decrease) In Contractual Commitments, Payments Due, In Five Years | (18,000,000)
Increase (Decrease) In Contractual Commitments, Payments Due, In Thereafter | (330,000,000)
San Diego Gas and Electric Company [Member] | Construction and Development Contracts [Member] |
Payments Under Contractual Commitments [Line Items] |
Increase (Decrease) In Contractual Commitment Amount | (64,000,000)
Increase (Decrease) In Contractual Commitments, Payments Due, Current | (125,000,000)
Increase (Decrease) In Contractual Commitments, Payments Due, In Two Years | 35,000,000
Increase (Decrease) In Contractual Commitments, Payments Due, In Three Years | (5,000,000)
Increase (Decrease) In Contractual Commitments, Payments Due, In Four Years | 2,000,000
Increase (Decrease) In Contractual Commitments, Payments Due, In Five Years | 25,000,000
Increase (Decrease) In Contractual Commitments, Payments Due, In Thereafter | 4,000,000
Southern California Gas Company [Member] | Natural Gas Contracts [Member] |
Payments Under Contractual Commitments [Line Items] |
Increase (Decrease) In Contractual Commitment Amount | (79,000,000)
Increase (Decrease) In Contractual Commitments, Payments Due, Current | (77,000,000)
Increase (Decrease) In Contractual Commitments, Payments Due, In Thereafter | (2,000,000)
Southern California Gas Company [Member] | Construction and Development Contracts [Member] |
Payments Under Contractual Commitments [Line Items] |
Increase (Decrease) In Contractual Commitment Amount | (108,000,000)
Increase (Decrease) In Contractual Commitments, Payments Due, Current | (127,000,000)
Increase (Decrease) In Contractual Commitments, Payments Due, In Two Years | 12,000,000
Increase (Decrease) In Contractual Commitments, Payments Due, In Three Years | 7,000,000
Sempra Mexico [Member] | Construction and Development Contracts [Member] |
Payments Under Contractual Commitments [Line Items] |
Increase (Decrease) In Contractual Commitment Amount | 99,000,000
Increase (Decrease) In Contractual Commitments, Payments Due, Current | 42,000,000
Increase (Decrease) In Contractual Commitments, Payments Due, In Two Years | 56,000,000
Increase (Decrease) In Contractual Commitments, Payments Due, In Thereafter | 1,000,000
Sempra Natural Gas [Member] | Natural Gas Contracts [Member] |
Payments Under Contractual Commitments [Line Items] |
Increase (Decrease) In Contractual Commitment Amount | (227,000,000)
Increase (Decrease) In Contractual Commitments, Payments Due, Current | (156,000,000)
Increase (Decrease) In Contractual Commitments, Payments Due, In Two Years | (21,000,000)
Increase (Decrease) In Contractual Commitments, Payments Due, In Three Years | (20,000,000)
Increase (Decrease) In Contractual Commitments, Payments Due, In Four Years | (15,000,000)
Increase (Decrease) In Contractual Commitments, Payments Due, In Thereafter | (15,000,000)
Sempra Natural Gas [Member] | Liquefied Natural Gas Contracts [Member] |
Payments Under Contractual Commitments [Line Items] |
Increase (Decrease) In Contractual Commitments, Payments Due, Current | (212,000,000)
Increase (Decrease) In Contractual Commitments, Payments Due, In Two Years | (65,000,000)
Increase (Decrease) In Contractual Commitments, Payments Due, In Three Years | (97,000,000)
Increase (Decrease) In Contractual Commitments, Payments Due, In Four Years | (121,000,000)
Increase (Decrease) In Contractual Commitments, Payments Due, In Five Years | (123,000,000)
Increase (Decrease) In Contractual Commitments, Payments Due, In Thereafter | $ (997,000,000)
Escalation percentage beyond year 2024 | 0.01
Sempra Natural Gas [Member] | Construction and Development Contracts [Member] |
Payments Under Contractual Commitments [Line Items] |
Increase (Decrease) In Contractual Commitment Amount | $ 38,000,000
Increase (Decrease) In Contractual Commitments, Payments Due, Current | 38,000,000
Sempra Renewables [Member] | Construction and Development Contracts [Member] |
Payments Under Contractual Commitments [Line Items] |
Increase (Decrease) In Contractual Commitment Amount | 275,000,000
Increase (Decrease) In Contractual Commitments, Payments Due, Current | 41,000,000
Increase (Decrease) In Contractual Commitments, Payments Due, In Two Years | $ 234,000,000

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