XML 59 R44.htm IDEA: XBRL DOCUMENT
v3.22.2.2

Exit Activities and Discontinued Operations - (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2022
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |
Schedule of Retention Benefit Liability Roll Forward | Presented in the following table is a reconciliation of the retention benefit liability recorded in other liabilities on Consumers’ consolidated balance sheets:
In Millions
|  |  | Nine Months Ended
September 30 |  |  |  | 2022 | 2021
Retention benefit liability at beginning of period |  |  |  |  |  |  | $ | 14 |  |  | $ | 11 |
Costs deferred as a regulatory asset 1 |  |  |  |  |  |  | 14 |  |  | 5 |
Costs incurred and capitalized |  |  |  |  |  |  | — |  |  | 1 |
Retention benefit liability at the end of the period 2 |  |  |  |  |  |  | $ | 28 |  |  | $ | 17 |
1 Includes $11 million for the three months ended September 30, 2022 and $2 million for the three months ended September 30, 2021. 2 Includes current portion of other liabilities of $25 million at September 30, 2022 and $5 million at September 30, 2021.
Schedule of Income, Assets, and Liabilities from Discontinued Operations | The table below presents the financial results of EnerBank included in income from discontinued operations:
In Millions
| Three Months Ended |  | Nine Months Ended
September 30 | 2022 | 2021 |  | 2022 | 2021 |
Operating revenue |  | $ | — |  |  | $ | 70 |  |  |  | $ | — |  |  | $ | 209 |  |  |
Expenses |  |  |  |  |  |  |  |  |  |  |
Operating expenses |  | — |  |  | 17 |  |  |  | — |  |  | 60 |  |  |
Interest expense |  | — |  |  | 11 |  |  |  | — |  |  | 34 |  |  |
Income before income taxes |  | $ | — |  |  | $ | 42 |  |  |  | $ | — |  |  | $ | 115 |  |  |
Gain on sale 1 |  | — |  |  | (3) |  |  |  | 5 |  |  | (8) |  |  |
Income from discontinued operations before income taxes |  | $ | — |  |  | $ | 39 |  |  |  | $ | 5 |  |  | $ | 107 |  |  |
Income tax expense |  | — |  |  | 9 |  |  |  | 1 |  |  | 25 |  |  |
Income from discontinued operations, net of tax |  | $ | — |  |  | $ | 30 |  |  |  | $ | 4 |  |  | $ | 82 |  |  |
1 Amounts in 2021 represent transaction costs.
Consumers Energy Company |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |
Schedule of Retention Benefit Liability Roll Forward | Presented in the following table is a reconciliation of the retention benefit liability recorded in other liabilities on Consumers’ consolidated balance sheets:
In Millions
|  |  | Nine Months Ended
September 30 |  |  |  | 2022 | 2021
Retention benefit liability at beginning of period |  |  |  |  |  |  | $ | 14 |  |  | $ | 11 |
Costs deferred as a regulatory asset 1 |  |  |  |  |  |  | 14 |  |  | 5 |
Costs incurred and capitalized |  |  |  |  |  |  | — |  |  | 1 |
Retention benefit liability at the end of the period 2 |  |  |  |  |  |  | $ | 28 |  |  | $ | 17 |
1 Includes $11 million for the three months ended September 30, 2022 and $2 million for the three months ended September 30, 2021. 2 Includes current portion of other liabilities of $25 million at September 30, 2022 and $5 million at September 30, 2021.

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of information related to a disposal group. Includes, but is not limited to, a discontinued operation, disposal classified as held-for-sale or disposed of by means other than sale or disposal of an individually significant component. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 3A -URI https://asc.fasb.org/extlink&oid=109226691&loc=SL51724579-110230 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 3 -URI https://asc.fasb.org/extlink&oid=109222650&loc=d3e1474-107760 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 5D -URI https://asc.fasb.org/extlink&oid=109222650&loc=SL51721677-107760 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 45 -Paragraph 11 -URI https://asc.fasb.org/extlink&oid=109222160&loc=SL51721533-107759 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 3A -URI https://asc.fasb.org/extlink&oid=109222650&loc=SL51721659-107760 Reference 6: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 4B -URI https://asc.fasb.org/extlink&oid=109222650&loc=SL51721665-107760 Reference 7: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 3 -URI https://asc.fasb.org/extlink&oid=109226691&loc=d3e2941-110230 Reference 8: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 5C -URI https://asc.fasb.org/extlink&oid=109222650&loc=SL51721675-107760 Reference 9: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 7 -URI https://asc.fasb.org/extlink&oid=109222650&loc=SL51721683-107760 Reference 10: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=109222650&loc=d3e1361-107760 Reference 11: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 5A -URI https://asc.fasb.org/extlink&oid=109222650&loc=SL51721671-107760 Reference 12: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 5B -URI https://asc.fasb.org/extlink&oid=109222650&loc=SL51721673-107760 Reference 13: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 4A -URI https://asc.fasb.org/extlink&oid=109222650&loc=SL51721663-107760 + Details
Name: | us-gaap_ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsIncomeStatementBalanceSheetAndAdditionalDisclosuresTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of an entity's restructuring reserve that occurred during the period associated with the exit from or disposal of business activities or restructurings for each major type of cost. This element may also include a description of any reversal and other adjustment made during the period to the amount of an accrued liability for restructuring activities. This element may be used to encapsulate the roll forward presentations of an entity's restructuring reserve by type of cost and in total, and explanation of changes that occurred in the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI https://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4(b)(2)) -URI https://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747 + Details
Name: | us-gaap_ScheduleOfRestructuringReserveByTypeOfCostTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | dei_LegalEntityAxis=cms_ConsumersEnergyCompanyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |