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Earnings Per Share - CMS Energy (Tables) | 9 Months Ended
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Sep. 30, 2016
Earnings Per Share - CMS Energy [Abstract] |
Basic And Diluted EPS Computations |
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﻿In Millions, Except Per Share Amounts
﻿ | Three Months Ended |  | Nine Months Ended |
﻿September 30 | 2016 | 2015 |  | 2016 | 2015 |
﻿Income available to common stockholders |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿Net income |  | $ | 186 |  | $ | 148 |  |  | $ | 475 |  | $ | 418 |
﻿Less income attributable to noncontrolling interests |  |  | - |  |  | - |  |  |  | 1 |  |  | 1 |
﻿Net income available to common stockholders – basic and diluted |  | $ | 186 |  | $ | 148 |  |  | $ | 474 |  | $ | 417 |
﻿Average common shares outstanding |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿Weighted-average shares – basic |  |  | 278.2 |  |  | 276.0 |  |  |  | 277.7 |  |  | 275.4 |
﻿Add dilutive nonvested stock awards |  |  | 1.0 |  |  | 0.9 |  |  |  | 1.1 |  |  | 0.9 |
﻿Weighted-average shares – diluted |  |  | 279.2 |  |  | 276.9 |  |  |  | 278.8 |  |  | 276.3 |
﻿Net income per average common share available to common stockholders |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿Basic |  | $ | 0.67 |  | $ | 0.53 |  |  | $ | 1.71 |  | $ | 1.51 |
﻿Diluted |  |  | 0.67 |  |  | 0.53 |  |  |  | 1.70 |  |  | 1.51 |
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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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