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v3.19.1

Variable Interest Entities (Schedule of Non-Consolidated VIEs) (Details) - USD ($) $ in Millions | Mar. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Variable Interest Entities [Line Items] |  |
Investments in equity method unconsolidated affiliates | $ 1,602 | $ 1,409
Taxes accrued | 470 | 577
Current Liabilities: Other | 1,810 | 2,085
Deferred income taxes | 8,040 | 7,806
Other Noncurrent Liabilities: Other | 1,587 | 1,650
Variable Interest Entity, Not Primary Beneficiary [Member] |  |
Variable Interest Entities [Line Items] |  |
Investments in equity method unconsolidated affiliates | 1,235 | 1,060
Total assets | 1,235 | 1,060
Taxes accrued | (1) | (1)
Current Liabilities: Other | 2 | 4
Deferred income taxes | 40 | 21
Other Noncurrent Liabilities: Other | 11 | 12
Total liabilities | 52 | 36
Net assets | 1,183 | 1,024
Pipeline Investments [Member] | Variable Interest Entity, Not Primary Beneficiary [Member] |  |
Variable Interest Entities [Line Items] |  |
Investments in equity method unconsolidated affiliates | 998 | 822
Total assets | 998 | 822
Taxes accrued | (1) | (1)
Deferred income taxes | 40 | 21
Total liabilities | 39 | 20
Net assets | 959 | 802
Commercial Renewables [Member] | Variable Interest Entity, Not Primary Beneficiary [Member] |  |
Variable Interest Entities [Line Items] |  |
Investments in equity method unconsolidated affiliates | 187 | 190
Total assets | 187 | 190
Net assets | 187 | 190
Other VIEs [Member] | Variable Interest Entity, Not Primary Beneficiary [Member] |  |
Variable Interest Entities [Line Items] |  |
Investments in equity method unconsolidated affiliates | 50 | 48
Total assets | 50 | 48
Current Liabilities: Other | 2 | 4
Other Noncurrent Liabilities: Other | 11 | 12
Total liabilities | 13 | 16
Net assets | 37 | 32
Duke Energy Ohio [Member] |  |
Variable Interest Entities [Line Items] |  |
Receivables from affiliated companies | 79 | 114
Taxes accrued | 157 | 202
Current Liabilities: Other | 69 | 74
Deferred income taxes | 842 | 817
Other Noncurrent Liabilities: Other | 79 | 93
Duke Energy Ohio [Member] | Variable Interest Entity, Not Primary Beneficiary [Member] |  |
Variable Interest Entities [Line Items] |  |
Receivables from affiliated companies | 67 | 93
Total assets | 67 | 93
Net assets | 67 | 93
Duke Energy Indiana [Member] |  |
Variable Interest Entities [Line Items] |  |
Receivables from affiliated companies | 102 | 122
Taxes accrued | 63 | 43
Current Liabilities: Other | 92 | 107
Deferred income taxes | 1,050 | 1,009
Other Noncurrent Liabilities: Other | 29 | 16
Duke Energy Indiana [Member] | Variable Interest Entity, Not Primary Beneficiary [Member] |  |
Variable Interest Entities [Line Items] |  |
Receivables from affiliated companies | 89 | 118
Total assets | 89 | 118
Net assets | $ 89 | $ 118

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