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Income Taxes (Tables) | 3 Months Ended
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Mar. 31, 2017
Schedule Of Effective Income Tax Rate Reconciliation |
﻿ |  |  |  |  |  |  |
﻿ |  |  |  |  |  |  |
﻿Three Months Ended March 31 | 2017 |  | 2016 |  |
﻿CMS Energy, including Consumers |  |  |  |  |  |  |
﻿U.S. federal income tax rate |  | 35.0 | % |  | 35.0 | % |
﻿Increase (decrease) in income taxes from: |  |  |  |  |  |  |
﻿State and local income taxes, net of federal effect |  | 4.7 |  |  | 4.1 |  |
﻿Accelerated flow-through of regulatory tax benefits 1 |  | (4.3) |  |  | (4.7) |  |
﻿Employee share-based awards |  | (1.9) |  |  | (2.2) |  |
﻿Other, net |  | (1.0) |  |  | (1.1) |  |
﻿Effective tax rate |  | 32.5 | % |  | 31.1 | % |
﻿Consumers |  |  |  |  |  |  |
﻿U.S. federal income tax rate |  | 35.0 | % |  | 35.0 | % |
﻿Increase (decrease) in income taxes from: |  |  |  |  |  |  |
﻿State and local income taxes, net of federal effect |  | 4.5 |  |  | 4.4 |  |
﻿Accelerated flow-through of regulatory tax benefits 1 |  | (4.2) |  |  | (4.2) |  |
﻿Employee share-based awards |  | (1.7) |  |  | (2.0) |  |
﻿Other, net |  | (1.2) |  |  | (0.9) |  |
﻿Effective tax rate |  | 32.4 | % |  | 32.3 | % |
﻿
| 1 |  | Since 20 14, Consumers has followed a regulatory treatment ordered by the MPSC that accelerates the return of certain income tax benefits to customers. This change, which also accelerates Consumers’ recognition of the income tax benefits, reduced Consumers’ income tax expense by $13 million for the three months ended March 31, 2017 and by $11 million for the three months ended March 31, 2016.
Consumers Energy Company [Member] |
Schedule Of Effective Income Tax Rate Reconciliation |
﻿ |  |  |  |  |  |  |
﻿ |  |  |  |  |  |  |
﻿Three Months Ended March 31 | 2017 |  | 2016 |  |
﻿CMS Energy, including Consumers |  |  |  |  |  |  |
﻿U.S. federal income tax rate |  | 35.0 | % |  | 35.0 | % |
﻿Increase (decrease) in income taxes from: |  |  |  |  |  |  |
﻿State and local income taxes, net of federal effect |  | 4.7 |  |  | 4.1 |  |
﻿Accelerated flow-through of regulatory tax benefits 1 |  | (4.3) |  |  | (4.7) |  |
﻿Employee share-based awards |  | (1.9) |  |  | (2.2) |  |
﻿Other, net |  | (1.0) |  |  | (1.1) |  |
﻿Effective tax rate |  | 32.5 | % |  | 31.1 | % |
﻿Consumers |  |  |  |  |  |  |
﻿U.S. federal income tax rate |  | 35.0 | % |  | 35.0 | % |
﻿Increase (decrease) in income taxes from: |  |  |  |  |  |  |
﻿State and local income taxes, net of federal effect |  | 4.5 |  |  | 4.4 |  |
﻿Accelerated flow-through of regulatory tax benefits 1 |  | (4.2) |  |  | (4.2) |  |
﻿Employee share-based awards |  | (1.7) |  |  | (2.0) |  |
﻿Other, net |  | (1.2) |  |  | (0.9) |  |
﻿Effective tax rate |  | 32.4 | % |  | 32.3 | % |
﻿
| 1 |  | Since 20 14, Consumers has followed a regulatory treatment ordered by the MPSC that accelerates the return of certain income tax benefits to customers. This change, which also accelerates Consumers’ recognition of the income tax benefits, reduced Consumers’ income tax expense by $13 million for the three months ended March 31, 2017 and by $11 million for the three months ended March 31, 2016.

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- Definition Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32687-109319 + Details
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- Details
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