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Commitments and Contingencies (Gas Supply Contracts) (Details) $ in Millions | 12 Months Ended
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Dec. 31, 2019 USD ($)
Natural Gas Supply and Capacity Contracts |
Long-term Purchase Commitment [Line Items] |
2020 | $ 297
2021 | 280
2022 | 225
2023 | 129
2024 | 118
Thereafter | 714
Total | $ 1,763
Maximum | Pipeline and storage capacity contracts |
Long-term Purchase Commitment [Line Items] |
Long-term purchase commitment term | 15 years
Maximum | Natural gas supply contracts fixed payment |
Long-term Purchase Commitment [Line Items] |
Long-term purchase commitment term | 6 years
Maximum | Natural gas supply purchase commitments |
Long-term Purchase Commitment [Line Items] |
Long-term purchase commitment term | 11 years
Duke Energy Ohio | Natural Gas Supply and Capacity Contracts |
Long-term Purchase Commitment [Line Items] |
2020 | $ 39
2021 | 33
2022 | 14
2023 | 3
Total | 89
Piedmont | Natural Gas Supply and Capacity Contracts |
Long-term Purchase Commitment [Line Items] |
2020 | 258
2021 | 247
2022 | 211
2023 | 126
2024 | 118
Thereafter | 714
Total | $ 1,674

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- Definition Amount of the fixed and determinable portion of the unrecorded unconditional purchase obligation maturing in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 440 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=77896938&loc=d3e25336-109308 + Details
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- Definition Amount of the fixed and determinable portion of the unrecorded unconditional purchase obligation maturing in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 440 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=77896938&loc=d3e25336-109308 + Details
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