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v3.21.1

Commitments and Contingencies (Contractual Commitments) (Details) $ in Millions, $ in Millions | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2020 CAD ($) | Dec. 16, 2020 CAD ($) | Dec. 16, 2020 USD ($) | Dec. 31, 2019 CAD ($)
Recorded Unconditional Purchase Obligation [Line Items] |  |  |  |
2021 | $ 1,736 |  |  |
2022 | 1,143 |  |  |
2023 | 689 |  |  |
2024 | 573 |  |  |
2025 | 548 |  |  |
Thereafter | 5,156 |  |  |
Contractual Commitments | 9,845 |  |  |
NSPI Contractual obligation for use of the Maritime Link |  |  |  |
Revenue, Remaining Performance Obligation, Amount | $ 464 |  |  | $ 347
Nalcor Energy |  |  |  |
NSPI Contractual obligation for use of the Maritime Link |  |  |  |
Long-term Purchase Commitment, Period | 50 years |  |  |
SeaCoast Gas Transmission, LLC | PGS |  |  |  |
NSPI Contractual obligation for use of the Maritime Link |  |  |  |
Revenue, Remaining Performance Obligation, Amount | $ 149 |  |  |
Maritime Link Project | NSPML |  |  |  |
NSPI Contractual obligation for use of the Maritime Link |  |  |  |
2021 costs to be collected |  |  | $ 23 |
Maritime Link Project | Scenario Plan | NSPML |  |  |  |
NSPI Contractual obligation for use of the Maritime Link |  |  |  |
Approved payment |  | $ 172 |  |
Maritime Link Project | NSPI |  |  |  |
NSPI Contractual obligation for use of the Maritime Link |  |  |  |
Long-term Purchase Commitment, Period | 38 years |  |  |
Approved payment difference from interim cost assessment included its proposed fuel stability plan |  | $ 10 |  |
Maritime Link Project | NSPI | NSPML |  |  |  |
NSPI Contractual obligation for use of the Maritime Link |  |  |  |
Interim cost assessment, holdback | On December 16, 2020, the UARB approved NSPML’s 2021 interim assessment for recovery from NSPI of Maritime Link costs of approximately $172 million subject to a holdback of $10 million |  |  |
Purchased power |  |  |  |
Recorded Unconditional Purchase Obligation [Line Items] |  |  |  |
2021 | $ 231 |  |  |
2022 | 218 |  |  |
2023 | 216 |  |  |
2024 | 218 |  |  |
2025 | 224 |  |  |
Thereafter | 2,242 |  |  |
Contractual Commitments | 3,349 |  |  |
Transportation |  |  |  |
Recorded Unconditional Purchase Obligation [Line Items] |  |  |  |
2021 | 518 |  |  |
2022 | 393 |  |  |
2023 | 339 |  |  |
2024 | 306 |  |  |
2025 | 282 |  |  |
Thereafter | 2,704 |  |  |
Contractual Commitments | 4,542 |  |  |
Capital projects |  |  |  |
Recorded Unconditional Purchase Obligation [Line Items] |  |  |  |
2021 | 394 |  |  |
2022 | 98 |  |  |
2023 | 76 |  |  |
2024 | 0 |  |  |
2025 | 0 |  |  |
Thereafter | 0 |  |  |
Contractual Commitments | 568 |  |  |
Fuel, gas supply and storage |  |  |  |
Recorded Unconditional Purchase Obligation [Line Items] |  |  |  |
2021 | 494 |  |  |
2022 | 91 |  |  |
2023 | 6 |  |  |
2024 | 1 |  |  |
2025 | 0 |  |  |
Thereafter | 0 |  |  |
Contractual Commitments | 592 |  |  |
Long-term service agreements |  |  |  |
Recorded Unconditional Purchase Obligation [Line Items] |  |  |  |
2021 | 43 |  |  |
2022 | 41 |  |  |
2023 | 36 |  |  |
2024 | 33 |  |  |
2025 | 34 |  |  |
Thereafter | 92 |  |  |
Contractual Commitments | 279 |  |  |
Equity investment commitments |  |  |  |
Recorded Unconditional Purchase Obligation [Line Items] |  |  |  |
2021 | 0 |  |  |
2022 | 240 |  |  |
2023 | 0 |  |  |
2024 | 0 |  |  |
2025 | 0 |  |  |
Thereafter | 0 |  |  |
Contractual Commitments | 240 |  |  |
Leases and other |  |  |  |
Recorded Unconditional Purchase Obligation [Line Items] |  |  |  |
2021 | 16 |  |  |
2022 | 17 |  |  |
2023 | 16 |  |  |
2024 | 15 |  |  |
2025 | 8 |  |  |
Thereafter | 118 |  |  |
Contractual Commitments | 190 |  |  |
Demand side management |  |  |  |
Recorded Unconditional Purchase Obligation [Line Items] |  |  |  |
2021 | 40 |  |  |
2022 | 45 |  |  |
2023 | 0 |  |  |
2024 | 0 |  |  |
2025 | 0 |  |  |
Thereafter | 0 |  |  |
Contractual Commitments | $ 85 |  |  |

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