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v3.19.3.a.u2

Leases and Palisades Financing - Palisades Financing (Details) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2019 USD ($) MW | Dec. 31, 2018 USD ($) | Dec. 31, 2017 USD ($) | Dec. 31, 2007
Other Commitments [Line Items] |  |  |  |
Non‑current lease liabilities | $ 11,951 | $ 10,615 |  |
Finance Obligation |  |  |  |
2020 | 1,111 |  |  |
2021 | 538 |  |  |
2022 | 1,354 |  |  |
Total minimum payments | 13,188 | 11,683 |  |
Less discount | (27) | (21) |  |
Current lease liabilities | 1,111 | 974 |  |
Consumers Energy Company |  |  |  |
Other Commitments [Line Items] |  |  |  |
Non‑current lease liabilities | 7,048 | 6,779 |  |
Finance Obligation |  |  |  |
2020 | 202 |  |  |
2021 | 27 |  |  |
2022 | 653 |  |  |
Total minimum payments | 7,322 | 6,862 |  |
Less discount | 23 | 16 |  |
Current lease liabilities | $ 202 | 26 |  |
Financing Obligation | Consumers Energy Company | Palisades Power Purchase Agreement |  |  |  |
Other Commitments [Line Items] |  |  |  |
Finance obligation term |  |  |  | 15 years
Annual average capacity (in MW) | MW | 798 |  |  |
Amortization and interest expense | $ 15 | $ 16 | $ 17 |
Right-of-use assets | 29 |  |  |
Non‑current lease liabilities | 16 |  |  |
Finance Obligation |  |  |  |
2020 | 14 |  |  |
2021 | 14 |  |  |
2022 | 3 |  |  |
Total minimum payments | 31 |  |  |
Less discount | 2 |  |  |
Financing obligation | 29 |  |  |
Current lease liabilities | 13 |  |  |
Transfers Accounted for as Secured Borrowings, Associated Liabilities, Carrying Amount | $ 29 |  |  |

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