XML 66 R36.htm IDEA: XBRL DOCUMENT
v3.25.0.1

Exit Activities and Asset Sales | 12 Months Ended
--- | ---
Dec. 31, 2024
Restructuring Cost and Reserve [Line Items] |
Exit Activities and Asset Sales | Exit Activities and Asset Sales Retention Incentive Program: In accordance with its Clean Energy Plan, Consumers plans to retire the J.H. Campbell coal-fueled generating units in 2025. In order to ensure necessary staffing at J.H. Campbell through retirement, Consumers has implemented a retention incentive program. The aggregate cost of the J.H. Campbell program through 2025 is estimated to be less than $50 million. The MPSC has approved deferred accounting treatment for these costs; these expenses are deferred as a regulatory asset. As of December 31, 2024, the cumulative cost incurred and deferred as a regulatory asset related to the J.H. Campbell retention incentive program was $43 million. Amounts deferred under the program are subsequently collected from customers over three years. Presented in the following table is a reconciliation of the retention benefit liability recorded in other liabilities on Consumers’ consolidated balance sheets:
In Millions
Year Ended December 31 |  |  |  | 2024 | 2023 | 1
Retention benefit liability at beginning of period |  |  |  |  |  |  | $ | 16 |  |  | $ | 21 |  |
Costs deferred as a regulatory asset |  |  |  |  |  |  | 8 |  |  | 16 |  |
Costs paid or settled |  |  |  |  |  |  | (10) |  |  | (21) |  |
Retention benefit liability at the end of the period 2 |  |  |  |  |  |  | $ | 14 |  |  | $ | 16 |  |
1 Includes amounts associated with a retention incentive program at the D.E. Karn coal-fueled generating units; this program concluded following the units’ retirement in June 2023. 2 Includes current portion of other liabilities of $14 million at December 31, 2024 and $7 million at December 31, 2023. Sale of ASP Business: In April 2024, Consumers sold its unregulated ASP business to a non-affiliated company. Consumers received proceeds of $124 million from the transaction, which resulted in a $110 million gain on the transaction. In its order approving the settlement of Consumers’ 2023 gas rate case, the MPSC authorized sharing the gain, net of transaction costs, with customers. Accordingly, Consumers recorded the gain on the transaction as a regulatory liability on its consolidated balance sheets. For additional information, see Note 2, Regulatory Matters. In conjunction with the sale, Consumers executed a long-term services agreement, under which it will continue to provide certain services associated with the ASP business for a fee, including billing, collection, and call center services. Other Sale Activity: In December 2024, NorthStar Clean Energy entered into an agreement to sell, for approximately $40 million, a noncontrolling interest in the holding company of a 100‑MW wind project located in Paulding County, Ohio. Additionally, in January 2025, NorthStar Clean Energy signed an agreement to sell, for approximately $10 million, a noncontrolling interest in the holding company of a 24‑MW solar project located in Delta Township, Michigan and all interest in the holding company of a 3‑MW solar project located in Phillips, Wisconsin. These sales are expected to close in the first half of 2025.
Consumers Energy Company |
Restructuring Cost and Reserve [Line Items] |
Exit Activities and Asset Sales | Exit Activities and Asset Sales Retention Incentive Program: In accordance with its Clean Energy Plan, Consumers plans to retire the J.H. Campbell coal-fueled generating units in 2025. In order to ensure necessary staffing at J.H. Campbell through retirement, Consumers has implemented a retention incentive program. The aggregate cost of the J.H. Campbell program through 2025 is estimated to be less than $50 million. The MPSC has approved deferred accounting treatment for these costs; these expenses are deferred as a regulatory asset. As of December 31, 2024, the cumulative cost incurred and deferred as a regulatory asset related to the J.H. Campbell retention incentive program was $43 million. Amounts deferred under the program are subsequently collected from customers over three years. Presented in the following table is a reconciliation of the retention benefit liability recorded in other liabilities on Consumers’ consolidated balance sheets:
In Millions
Year Ended December 31 |  |  |  | 2024 | 2023 | 1
Retention benefit liability at beginning of period |  |  |  |  |  |  | $ | 16 |  |  | $ | 21 |  |
Costs deferred as a regulatory asset |  |  |  |  |  |  | 8 |  |  | 16 |  |
Costs paid or settled |  |  |  |  |  |  | (10) |  |  | (21) |  |
Retention benefit liability at the end of the period 2 |  |  |  |  |  |  | $ | 14 |  |  | $ | 16 |  |
1 Includes amounts associated with a retention incentive program at the D.E. Karn coal-fueled generating units; this program concluded following the units’ retirement in June 2023. 2 Includes current portion of other liabilities of $14 million at December 31, 2024 and $7 million at December 31, 2023. Sale of ASP Business: In April 2024, Consumers sold its unregulated ASP business to a non-affiliated company. Consumers received proceeds of $124 million from the transaction, which resulted in a $110 million gain on the transaction. In its order approving the settlement of Consumers’ 2023 gas rate case, the MPSC authorized sharing the gain, net of transaction costs, with customers. Accordingly, Consumers recorded the gain on the transaction as a regulatory liability on its consolidated balance sheets. For additional information, see Note 2, Regulatory Matters. In conjunction with the sale, Consumers executed a long-term services agreement, under which it will continue to provide certain services associated with the ASP business for a fee, including billing, collection, and call center services. Other Sale Activity: In December 2024, NorthStar Clean Energy entered into an agreement to sell, for approximately $40 million, a noncontrolling interest in the holding company of a 100‑MW wind project located in Paulding County, Ohio. Additionally, in January 2025, NorthStar Clean Energy signed an agreement to sell, for approximately $10 million, a noncontrolling interest in the holding company of a 24‑MW solar project located in Delta Township, Michigan and all interest in the holding company of a 3‑MW solar project located in Phillips, Wisconsin. These sales are expected to close in the first half of 2025.

X
- Definition The entire disclosure for restructuring and related activities. Description of restructuring activities such as exit and disposal activities, include facts and circumstances leading to the plan, the expected plan completion date, the major types of costs associated with the plan activities, total expected costs, the accrual balance at the end of the period, and the periods over which the remaining accrual will be settled. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 420 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4.e) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479823/420-10-S99-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 420 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (b)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482017/420-10-50-1 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 420 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482017/420-10-50-1 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 420 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/420/tableOfContent Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 420 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482017/420-10-50-1 + Details
Name: | us-gaap_RestructuringAndRelatedActivitiesDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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 Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 420 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4.d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479823/420-10-S99-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 420 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4.b.1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479823/420-10-S99-2 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 420 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4.b.2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479823/420-10-S99-2 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 420 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482017/420-10-50-1 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 420 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (b)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482017/420-10-50-1 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Topic 420 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (b)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482017/420-10-50-1 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Topic 420 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482017/420-10-50-1 + Details
Name: | us-gaap_RestructuringCostAndReserveLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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