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Reportable Segments (Tables) | 6 Months Ended
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Jun. 30, 2015
Schedule Of Financial Information By Reportable Segments |
In Millions
| Three Months Ended |  | Six Months Ended |
June 30 | 2015 | 2014 |  | 2015 | 2014 |
CMS Energy, including Consumers |  |  |  |  |  |  |  |  |  |  |  |  |  |
Operating revenue |  |  |  |  |  |  |  |  |  |  |  |  |  |
Electric utility |  | $ | 1,007 |  | $ | 1,051 |  |  | $ | 2,040 |  | $ | 2,275 |
Gas utility |  |  | 274 |  |  | 335 |  |  |  | 1,269 |  |  | 1,493 |
Enterprises |  |  | 45 |  |  | 62 |  |  |  | 105 |  |  | 184 |
Other reconciling items |  |  | 24 |  |  | 20 |  |  |  | 47 |  |  | 39 |
Total operating revenue – CMS Energy |  | $ | 1,350 |  | $ | 1,468 |  |  | $ | 3,461 |  | $ | 3,991 |
Consumers |  |  |  |  |  |  |  |  |  |  |  |  |  |
Operating revenue |  |  |  |  |  |  |  |  |  |  |  |  |  |
Electric utility |  | $ | 1,007 |  | $ | 1,051 |  |  | $ | 2,040 |  | $ | 2,275 |
Gas utility |  |  | 274 |  |  | 335 |  |  |  | 1,269 |  |  | 1,493 |
Other reconciling items |  |  | - |  |  | 1 |  |  |  | - |  |  | 1 |
Total operating revenue – Consumers |  | $ | 1,281 |  | $ | 1,387 |  |  | $ | 3,309 |  | $ | 3,769 |
CMS Energy, including Consumers |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income (loss) available to common stockholders |  |  |  |  |  |  |  |  |  |  |  |  |  |
Electric utility |  | $ | 82 |  | $ | 98 |  |  | $ | 176 |  | $ | 198 |
Gas utility |  |  | 1 |  |  | 9 |  |  |  | 122 |  |  | 130 |
Enterprises |  |  | - |  |  | 2 |  |  |  | 7 |  |  | 4 |
Other reconciling items |  |  | (16) |  |  | (26) |  |  |  | (36) |  |  | (45) |
Total net income available to common stockholders – CMS Energy |  | $ | 67 |  | $ | 83 |  |  | $ | 269 |  | $ | 287 |
Consumers |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income available to common stockholder |  |  |  |  |  |  |  |  |  |  |  |  |  |
Electric utility |  | $ | 82 |  | $ | 98 |  |  | $ | 176 |  | $ | 198 |
Gas utility |  |  | 1 |  |  | 9 |  |  |  | 122 |  |  | 130 |
Other reconciling items |  |  | - |  |  | 1 |  |  |  | - |  |  | 1 |
Total net income available to common stockholder – Consumers |  | $ | 83 |  | $ | 108 |  |  | $ | 298 |  | $ | 329 |
In Millions
| June 30, 2015 | December 31, 2014 |
CMS Energy, including Consumers |  |  |  |  |  |  |
Plant, property, and equipment, gross |  |  |  |  |  |  |
Electric utility 1 |  | $ | 12,597 |  | $ | 12,230 |
Gas utility 1 |  |  | 5,462 |  |  | 5,335 |
Enterprises |  |  | 118 |  |  | 115 |
Other reconciling items |  |  | 40 |  |  | 41 |
Total plant, property, and equipment, gross – CMS Energy |  | $ | 18,217 |  | $ | 17,721 |
Consumers |  |  |  |  |  |  |
Plant, property, and equipment, gross |  |  |  |  |  |  |
Electric utility 1 |  | $ | 12,597 |  | $ | 12,230 |
Gas utility 1 |  |  | 5,462 |  |  | 5,335 |
Other reconciling items |  |  | 15 |  |  | 15 |
Total plant, property, and equipment, gross – Consumers |  | $ | 18,074 |  | $ | 17,580 |
CMS Energy, including Consumers |  |  |  |  |  |  |
Total assets |  |  |  |  |  |  |
Electric utility 1 |  | $ | 11,906 |  | $ | 11,582 |
Gas utility 1 |  |  | 5,309 |  |  | 5,391 |
Enterprises |  |  | 267 |  |  | 231 |
Other reconciling items |  |  | 1,756 |  |  | 1,981 |
Total assets – CMS Energy |  | $ | 19,238 |  | $ | 19,185 |
Consumers |  |  |  |  |  |  |
Total assets |  |  |  |  |  |  |
Electric utility 1 |  | $ | 11,906 |  | $ | 11,582 |
Gas utility 1 |  |  | 5,309 |  |  | 5,391 |
Other reconciling items |  |  | 652 |  |  | 874 |
Total assets – Consumers |  | $ | 17,867 |  | $ | 17,847 |
| 1 |  | Amounts include a portion of Consumers’ other common assets attributable to both the electric and gas utility businesses.
Consumers Energy Company [Member] |
Schedule Of Financial Information By Reportable Segments |
In Millions
| Three Months Ended |  | Six Months Ended |
June 30 | 2015 | 2014 |  | 2015 | 2014 |
CMS Energy, including Consumers |  |  |  |  |  |  |  |  |  |  |  |  |  |
Operating revenue |  |  |  |  |  |  |  |  |  |  |  |  |  |
Electric utility |  | $ | 1,007 |  | $ | 1,051 |  |  | $ | 2,040 |  | $ | 2,275 |
Gas utility |  |  | 274 |  |  | 335 |  |  |  | 1,269 |  |  | 1,493 |
Enterprises |  |  | 45 |  |  | 62 |  |  |  | 105 |  |  | 184 |
Other reconciling items |  |  | 24 |  |  | 20 |  |  |  | 47 |  |  | 39 |
Total operating revenue – CMS Energy |  | $ | 1,350 |  | $ | 1,468 |  |  | $ | 3,461 |  | $ | 3,991 |
Consumers |  |  |  |  |  |  |  |  |  |  |  |  |  |
Operating revenue |  |  |  |  |  |  |  |  |  |  |  |  |  |
Electric utility |  | $ | 1,007 |  | $ | 1,051 |  |  | $ | 2,040 |  | $ | 2,275 |
Gas utility |  |  | 274 |  |  | 335 |  |  |  | 1,269 |  |  | 1,493 |
Other reconciling items |  |  | - |  |  | 1 |  |  |  | - |  |  | 1 |
Total operating revenue – Consumers |  | $ | 1,281 |  | $ | 1,387 |  |  | $ | 3,309 |  | $ | 3,769 |
CMS Energy, including Consumers |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income (loss) available to common stockholders |  |  |  |  |  |  |  |  |  |  |  |  |  |
Electric utility |  | $ | 82 |  | $ | 98 |  |  | $ | 176 |  | $ | 198 |
Gas utility |  |  | 1 |  |  | 9 |  |  |  | 122 |  |  | 130 |
Enterprises |  |  | - |  |  | 2 |  |  |  | 7 |  |  | 4 |
Other reconciling items |  |  | (16) |  |  | (26) |  |  |  | (36) |  |  | (45) |
Total net income available to common stockholders – CMS Energy |  | $ | 67 |  | $ | 83 |  |  | $ | 269 |  | $ | 287 |
Consumers |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income available to common stockholder |  |  |  |  |  |  |  |  |  |  |  |  |  |
Electric utility |  | $ | 82 |  | $ | 98 |  |  | $ | 176 |  | $ | 198 |
Gas utility |  |  | 1 |  |  | 9 |  |  |  | 122 |  |  | 130 |
Other reconciling items |  |  | - |  |  | 1 |  |  |  | - |  |  | 1 |
Total net income available to common stockholder – Consumers |  | $ | 83 |  | $ | 108 |  |  | $ | 298 |  | $ | 329 |
In Millions
| June 30, 2015 | December 31, 2014 |
CMS Energy, including Consumers |  |  |  |  |  |  |
Plant, property, and equipment, gross |  |  |  |  |  |  |
Electric utility 1 |  | $ | 12,597 |  | $ | 12,230 |
Gas utility 1 |  |  | 5,462 |  |  | 5,335 |
Enterprises |  |  | 118 |  |  | 115 |
Other reconciling items |  |  | 40 |  |  | 41 |
Total plant, property, and equipment, gross – CMS Energy |  | $ | 18,217 |  | $ | 17,721 |
Consumers |  |  |  |  |  |  |
Plant, property, and equipment, gross |  |  |  |  |  |  |
Electric utility 1 |  | $ | 12,597 |  | $ | 12,230 |
Gas utility 1 |  |  | 5,462 |  |  | 5,335 |
Other reconciling items |  |  | 15 |  |  | 15 |
Total plant, property, and equipment, gross – Consumers |  | $ | 18,074 |  | $ | 17,580 |
CMS Energy, including Consumers |  |  |  |  |  |  |
Total assets |  |  |  |  |  |  |
Electric utility 1 |  | $ | 11,906 |  | $ | 11,582 |
Gas utility 1 |  |  | 5,309 |  |  | 5,391 |
Enterprises |  |  | 267 |  |  | 231 |
Other reconciling items |  |  | 1,756 |  |  | 1,981 |
Total assets – CMS Energy |  | $ | 19,238 |  | $ | 19,185 |
Consumers |  |  |  |  |  |  |
Total assets |  |  |  |  |  |  |
Electric utility 1 |  | $ | 11,906 |  | $ | 11,582 |
Gas utility 1 |  |  | 5,309 |  |  | 5,391 |
Other reconciling items |  |  | 652 |  |  | 874 |
Total assets – Consumers |  | $ | 17,867 |  | $ | 17,847 |
| 1 |  | Amounts include a portion of Consumers’ other common assets attributable to both the electric and gas utility businesses.

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