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Other Income and Other Expense (Tables) | 12 Months Ended
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Dec. 31, 2023
Other Income and Expenses [Line Items] |
Summary of Components of Other Income and Other Expense | Presented in the following table are the components of other income and other expense at CMS Energy and Consumers:
In Millions
Years Ended December 31 | 2023 | 2022 |  | 2021
CMS Energy, including Consumers |  |  |  |  |  |
Other income |  |  |  |  |  |
Gain on extinguishment of debt 1 |  | $ | 131 |  |  | $ | — |  |  | $ | — |
Interest income |  | 37 |  |  | 5 |  |  | 3 |
Allowance for equity funds used during construction |  | 7 |  |  | 6 |  |  | 8 |
Income from equity method investees |  | 7 |  |  | 3 |  |  | 10 |
All other |  | 13 |  |  | 5 |  |  | 9 |
Total other income – CMS Energy |  | $ | 195 |  |  | $ | 19 |  |  | $ | 30 |
Consumers |  |  |  |  |  |
Other income |  |  |  |  |  |
Interest income |  | $ | 25 |  |  | $ | 2 |  |  | $ | 2 |
Interest income - related parties |  | 5 |  |  | 5 |  |  | 5 |
Allowance for equity funds used during construction |  | 7 |  |  | 6 |  |  | 8 |
All other |  | 12 |  |  | 4 |  |  | 8 |
Total other income – Consumers |  | $ | 49 |  |  | $ | 17 |  |  | $ | 23 |
CMS Energy, including Consumers |  |  |  |  |  |
Other expense |  |  |  |  |  |
Donations |  | $ | (1) |  |  | $ | (9) |  |  | $ | (6) |
Civic and political expenditures |  | (5) |  |  | (6) |  |  | (5) |
All other |  | (7) |  |  | (12) |  |  | (7) |
Total other expense – CMS Energy |  | $ | (13) |  |  | $ | (27) |  |  | $ | (18) |
Consumers |  |  |  |  |  |
Other expense |  |  |  |  |  |
Donations |  | $ | (1) |  |  | $ | (9) |  |  | $ | (6) |
Civic and political expenditures |  | (5) |  |  | (6) |  |  | (5) |
All other |  | (6) |  |  | (10) |  |  | (7) |
Total other expense – Consumers |  | $ | (12) |  |  | $ | (25) |  |  | $ | (18) |
1 For information regarding the gain on extinguishment of debt, see Note 4, Financings and Capitalization—CMS Energy’s Purchase of Consumers’ First Mortgage Bonds.
Consumers Energy Company |
Other Income and Expenses [Line Items] |
Summary of Components of Other Income and Other Expense | Presented in the following table are the components of other income and other expense at CMS Energy and Consumers:
In Millions
Years Ended December 31 | 2023 | 2022 |  | 2021
CMS Energy, including Consumers |  |  |  |  |  |
Other income |  |  |  |  |  |
Gain on extinguishment of debt 1 |  | $ | 131 |  |  | $ | — |  |  | $ | — |
Interest income |  | 37 |  |  | 5 |  |  | 3 |
Allowance for equity funds used during construction |  | 7 |  |  | 6 |  |  | 8 |
Income from equity method investees |  | 7 |  |  | 3 |  |  | 10 |
All other |  | 13 |  |  | 5 |  |  | 9 |
Total other income – CMS Energy |  | $ | 195 |  |  | $ | 19 |  |  | $ | 30 |
Consumers |  |  |  |  |  |
Other income |  |  |  |  |  |
Interest income |  | $ | 25 |  |  | $ | 2 |  |  | $ | 2 |
Interest income - related parties |  | 5 |  |  | 5 |  |  | 5 |
Allowance for equity funds used during construction |  | 7 |  |  | 6 |  |  | 8 |
All other |  | 12 |  |  | 4 |  |  | 8 |
Total other income – Consumers |  | $ | 49 |  |  | $ | 17 |  |  | $ | 23 |
CMS Energy, including Consumers |  |  |  |  |  |
Other expense |  |  |  |  |  |
Donations |  | $ | (1) |  |  | $ | (9) |  |  | $ | (6) |
Civic and political expenditures |  | (5) |  |  | (6) |  |  | (5) |
All other |  | (7) |  |  | (12) |  |  | (7) |
Total other expense – CMS Energy |  | $ | (13) |  |  | $ | (27) |  |  | $ | (18) |
Consumers |  |  |  |  |  |
Other expense |  |  |  |  |  |
Donations |  | $ | (1) |  |  | $ | (9) |  |  | $ | (6) |
Civic and political expenditures |  | (5) |  |  | (6) |  |  | (5) |
All other |  | (6) |  |  | (10) |  |  | (7) |
Total other expense – Consumers |  | $ | (12) |  |  | $ | (25) |  |  | $ | (18) |
1 For information regarding the gain on extinguishment of debt, see Note 4, Financings and Capitalization—CMS Energy’s Purchase of Consumers’ First Mortgage Bonds.

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- Definition Tabular disclosure of the components of non-operating income or non-operating expense that may include amounts earned from dividends, interest on securities, gains (losses) on securities sold, equity earnings of unconsolidated affiliates, net gain (loss) on sales of business, interest expense and other miscellaneous income or expense items. + References No definition available. + Details
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