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v2.3.0.11

Reportable Segments (Tables) | 6 Months Ended
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Jun. 30, 2011
Consumers Energy Company [Member] | Income Statement [Member] |
Reconciliation of Segments to Consolidated |
In Millions |
|  | Three Months Ended |  | Six Months Ended
June 30 |  | 2011 |  |  | 2010 |  |  | 2011 |  |  | 2010 |
Operating Revenue |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
CMS Energy, including Consumers |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Electric utility |  | $ | 949 |  |  | $ | 975 |  |  | $ | 1,846 |  |  | $ | 1,813 |
Gas utility |  |  | 354 |  |  |  | 301 |  |  |  | 1,445 |  |  |  | 1,353 |
Enterprises |  |  | 50 |  |  |  | 55 |  |  |  | 105 |  |  |  | 123 |
Other |  |  | 11 |  |  |  | 9 |  |  |  | 23 |  |  |  | 18 |
Total Operating Revenue — CMS Energy |  | $ | 1,364 |  |  | $ | 1,340 |  |  | $ | 3,419 |  |  | $ | 3,307 |
Consumers |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Electric utility |  | $ | 949 |  |  | $ | 975 |  |  | $ | 1,846 |  |  | $ | 1,813 |
Gas utility |  |  | 354 |  |  |  | 301 |  |  |  | 1,445 |  |  |  | 1,353 |
Total Operating Revenue — Consumers |  | $ | 1,303 |  |  | $ | 1,276 |  |  | $ | 3,291 |  |  | $ | 3,166 |
Net Income Available to Common Stockholders |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
CMS Energy, including Consumers |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Electric utility |  | $ | 85 |  |  | $ | 86 |  |  | $ | 150 |  |  | $ | 127 |
Gas utility |  |  | 5 |  |  |  | 1 |  |  |  | 93 |  |  |  | 67 |
Enterprises |  |  | 29 |  |  |  | 33 |  |  |  | 32 |  |  |  | 42 |
Discontinued operations |  |  | — |  |  |  | (16 | ) |  |  | 2 |  |  |  | (17 | )
Other |  |  | (19 | ) |  |  | (24 | ) |  |  | (42 | ) |  |  | (54 | )
Total Net Income Available to Common Stockholders — CMS Energy |  | $ | 100 |  |  | $ | 80 |  |  | $ | 235 |  |  | $ | 165 |
Consumers |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Electric utility |  | $ | 85 |  |  | $ | 86 |  |  | $ | 150 |  |  | $ | 127 |
Gas utility |  |  | 5 |  |  |  | 1 |  |  |  | 93 |  |  |  | 67 |
Other |  |  | 1 |  |  |  | — |  |  |  | 1 |  |  |  | — |
Total Net Income Available to Common Stockholder — Consumers |  | $ | 91 |  |  | $ | 87 |  |  | $ | 244 |  |  | $ | 194 |
Income Statement [Member] |
Reconciliation of Segments to Consolidated |
In Millions |
|  | Three Months Ended |  | Six Months Ended
June 30 |  | 2011 |  |  | 2010 |  |  | 2011 |  |  | 2010 |
Operating Revenue |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
CMS Energy, including Consumers |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Electric utility |  | $ | 949 |  |  | $ | 975 |  |  | $ | 1,846 |  |  | $ | 1,813 |
Gas utility |  |  | 354 |  |  |  | 301 |  |  |  | 1,445 |  |  |  | 1,353 |
Enterprises |  |  | 50 |  |  |  | 55 |  |  |  | 105 |  |  |  | 123 |
Other |  |  | 11 |  |  |  | 9 |  |  |  | 23 |  |  |  | 18 |
Total Operating Revenue — CMS Energy |  | $ | 1,364 |  |  | $ | 1,340 |  |  | $ | 3,419 |  |  | $ | 3,307 |
Consumers |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Electric utility |  | $ | 949 |  |  | $ | 975 |  |  | $ | 1,846 |  |  | $ | 1,813 |
Gas utility |  |  | 354 |  |  |  | 301 |  |  |  | 1,445 |  |  |  | 1,353 |
Total Operating Revenue — Consumers |  | $ | 1,303 |  |  | $ | 1,276 |  |  | $ | 3,291 |  |  | $ | 3,166 |
Net Income Available to Common Stockholders |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
CMS Energy, including Consumers |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Electric utility |  | $ | 85 |  |  | $ | 86 |  |  | $ | 150 |  |  | $ | 127 |
Gas utility |  |  | 5 |  |  |  | 1 |  |  |  | 93 |  |  |  | 67 |
Enterprises |  |  | 29 |  |  |  | 33 |  |  |  | 32 |  |  |  | 42 |
Discontinued operations |  |  | — |  |  |  | (16 | ) |  |  | 2 |  |  |  | (17 | )
Other |  |  | (19 | ) |  |  | (24 | ) |  |  | (42 | ) |  |  | (54 | )
Total Net Income Available to Common Stockholders — CMS Energy |  | $ | 100 |  |  | $ | 80 |  |  | $ | 235 |  |  | $ | 165 |
Consumers |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Electric utility |  | $ | 85 |  |  | $ | 86 |  |  | $ | 150 |  |  | $ | 127 |
Gas utility |  |  | 5 |  |  |  | 1 |  |  |  | 93 |  |  |  | 67 |
Other |  |  | 1 |  |  |  | — |  |  |  | 1 |  |  |  | — |
Total Net Income Available to Common Stockholder — Consumers |  | $ | 91 |  |  | $ | 87 |  |  | $ | 244 |  |  | $ | 194 |
Consumers Energy Company [Member] | Balance Sheet [Member] |
Reconciliation of Segments to Consolidated |
In Millions |
|  | June 30, 2011 |  |  | December 31, 2010 |
Plant, Property, and Equipment, Gross |  |  |  |  |  |  |  |
CMS Energy, including Consumers |  |  |  |  |  |  |  |
Electric utility1 |  | $ | 10,184 |  |  | $ | 9,944 |
Gas utility1 |  |  | 4,086 |  |  |  | 4,063 |
Enterprises |  |  | 106 |  |  |  | 102 |
Other |  |  | 37 |  |  |  | 36 |
Total Plant, Property, and Equipment, Gross — CMS Energy |  | $ | 14,413 |  |  | $ | 14,145 |
Consumers |  |  |  |  |  |  |  |
Electric utility1 |  | $ | 10,184 |  |  | $ | 9,944 |
Gas utility1 |  |  | 4,086 |  |  |  | 4,063 |
Other |  |  | 15 |  |  |  | 15 |
Total Plant, Property, and Equipment, Gross — Consumers |  | $ | 14,285 |  |  | $ | 14,022 |
Assets |  |  |  |  |  |  |  |
CMS Energy, including Consumers |  |  |  |  |  |  |  |
Electric utility1 |  | $ | 9,831 |  |  | $ | 9,321 |
Gas utility1 |  |  | 4,581 |  |  |  | 4,614 |
Enterprises |  |  | 175 |  |  |  | 191 |
Other |  |  | 1,358 |  |  |  | 1,490 |
Total Assets — CMS Energy |  | $ | 15,945 |  |  | $ | 15,616 |
Consumers |  |  |  |  |  |  |  |
Electric utility1 |  | $ | 9,831 |  |  | $ | 9,321 |
Gas utility1 |  |  | 4,581 |  |  |  | 4,614 |
Other |  |  | 689 |  |  |  | 904 |
Total Assets — Consumers |  | $ | 15,101 |  |  | $ | 14,839 |
1 |  | Amounts include a portion of Consumers' other common assets attributable to both the electric and the gas utility businesses.
Balance Sheet [Member] |
Reconciliation of Segments to Consolidated |
In Millions |
|  | June 30, 2011 |  |  | December 31, 2010 |
Plant, Property, and Equipment, Gross |  |  |  |  |  |  |  |
CMS Energy, including Consumers |  |  |  |  |  |  |  |
Electric utility1 |  | $ | 10,184 |  |  | $ | 9,944 |
Gas utility1 |  |  | 4,086 |  |  |  | 4,063 |
Enterprises |  |  | 106 |  |  |  | 102 |
Other |  |  | 37 |  |  |  | 36 |
Total Plant, Property, and Equipment, Gross — CMS Energy |  | $ | 14,413 |  |  | $ | 14,145 |
Consumers |  |  |  |  |  |  |  |
Electric utility1 |  | $ | 10,184 |  |  | $ | 9,944 |
Gas utility1 |  |  | 4,086 |  |  |  | 4,063 |
Other |  |  | 15 |  |  |  | 15 |
Total Plant, Property, and Equipment, Gross — Consumers |  | $ | 14,285 |  |  | $ | 14,022 |
Assets |  |  |  |  |  |  |  |
CMS Energy, including Consumers |  |  |  |  |  |  |  |
Electric utility1 |  | $ | 9,822 |  |  | $ | 9,321 |
Gas utility1 |  |  | 4,581 |  |  |  | 4,614 |
Enterprises |  |  | 175 |  |  |  | 191 |
Other |  |  | 1,358 |  |  |  | 1,490 |
Total Assets — CMS Energy |  | $ | 15,936 |  |  | $ | 15,616 |
Consumers |  |  |  |  |  |  |  |
Electric utility1 |  | $ | 9,822 |  |  | $ | 9,321 |
Gas utility1 |  |  | 4,581 |  |  |  | 4,614 |
Other |  |  | 689 |  |  |  | 904 |
Total Assets — Consumers |  | $ | 15,092 |  |  | $ | 14,839 |
1 |  | Amounts include a portion of Consumers' other common assets attributable to both the electric and the gas utility businesses.

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- Definition Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8721-108599 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8736-108599 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 131 -Paragraph 27, 28 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8906-108599 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6905597&loc=d3e13816-109267 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8813-108599 + Details
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