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Exit Activities and Discontinued Operations - (Tables) | 3 Months Ended
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Mar. 31, 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
Three Months Ended March 31 |  |  |  | 2022 | 2021
Retention benefit liability at beginning of period |  |  |  |  |  |  | $ | 14 |  |  | $ | 11 |
Costs deferred as a regulatory asset |  |  |  |  |  |  | 1 |  |  | 2 |
Retention benefit liability at the end of the period 1 |  |  |  |  |  |  | $ | 15 |  |  | $ | 13 |
1 Includes current portion of other liabilities of $5 million at March 31, 2022 and $4 million at March 31, 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 March 31 |  |  |  | 2022 | 2021 |
Operating revenue |  |  |  |  |  |  | $ | — |  |  | $ | 70 |  |  |
Expenses |  |  |  |  |  |  |  |  |  |  |
Operating expenses |  |  |  |  |  |  | — |  |  | 15 |  |  |
Interest expense |  |  |  |  |  |  | — |  |  | 12 |  |  |
Income before income taxes |  |  |  |  |  |  | $ | — |  |  | $ | 43 |  |  |
Gain on sale |  |  |  |  |  |  | 5 |  |  | — |  |  |
Income from discontinued operations before income taxes |  |  |  |  |  |  | $ | 5 |  |  | $ | 43 |  |  |
Income tax expense |  |  |  |  |  |  | 1 |  |  | 9 |  |  |
Income from discontinued operations, net of tax |  |  |  |  |  |  | $ | 4 |  |  | $ | 34 |  |  |
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
Three Months Ended March 31 |  |  |  | 2022 | 2021
Retention benefit liability at beginning of period |  |  |  |  |  |  | $ | 14 |  |  | $ | 11 |
Costs deferred as a regulatory asset |  |  |  |  |  |  | 1 |  |  | 2 |
Retention benefit liability at the end of the period 1 |  |  |  |  |  |  | $ | 15 |  |  | $ | 13 |
1 Includes current portion of other liabilities of $5 million at March 31, 2022 and $4 million at March 31, 2021.

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- 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 http://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 http://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 http://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 http://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 http://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 http://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 http://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 http://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 http://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 http://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 http://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 http://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 http://asc.fasb.org/extlink&oid=109222650&loc=SL51721663-107760 + Details
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