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Consolidated Statements Of Cash Flows - USD ($) $ in Millions | 6 Months Ended
--- | ---
Jun. 30, 2015 | Jun. 30, 2014
Cash Flows from Operating Activities |  |
Net income | $ 270 | $ 288
Adjustments to reconcile net income to net cash provided by operating activities |  |
Depreciation and amortization | 391 | 350
Deferred income taxes and investment tax credit | 135 | 137
Postretirement benefits expense | 45 | 11
Other non-cash operating activities | 39 | 38
Postretirement benefits contributions | (33) | (4)
Cash provided by (used in) changes in assets and liabilities |  |
Decrease (increase) in accounts receivable, notes receivable, and accrued revenue | 194 | (14)
Decrease (increase) in inventories | 235 | 108
Increase (decrease) in accounts payable and accrued refunds | (35) | 2
Other current and non-current assets and liabilities | 21 | 21
Net cash provided by operating activities | 1,262 | 937
Cash Flows from Investing Activities |  |
Capital expenditures (excludes assets placed under capital lease) | (675) | (663)
Cost to retire property | (26) | (36)
Increase in EnerBank notes receivable | (99) | (86)
Proceeds from the sale of EnerBank notes receivable | 48 |
Other investing activities | (30) | 2
Net cash used in investing activities | (782) | (783)
Cash Flows from Financing Activities |  |
Proceeds from issuance of debt | 100 | 550
Proceeds from EnerBank notes, net | 39 | 78
Issuance of common stock | 27 | 37
Retirement of long-term debt | (137) | (301)
Payment of dividends on common and preferred stock | (161) | (146)
Increase (decrease) in notes payable | (60) | (170)
Payment of capital lease obligations and other financing costs | (18) | (16)
Net cash provided by (used in) financing activities | (210) | 32
Net Increase (Decrease) in Cash and Cash Equivalents | 270 | 186
Cash and Cash Equivalents, Beginning of Period | 207 | 172
Cash and Cash Equivalents, End of Period | 477 | 358
Non-Cash Transactions |  |
Capital expenditures not paid | 148 | 170
Consumers Energy Company [Member] |  |
Cash Flows from Operating Activities |  |
Net income | 299 | 330
Adjustments to reconcile net income to net cash provided by operating activities |  |
Depreciation and amortization | 388 | 346
Deferred income taxes and investment tax credit | 24 | 66
Postretirement benefits expense | 45 | 12
Other non-cash operating activities | 33 | 32
Postretirement benefits contributions | (31) | (2)
Cash provided by (used in) changes in assets and liabilities |  |
Decrease (increase) in accounts receivable, notes receivable, and accrued revenue | 195 | (6)
Decrease (increase) in inventories | 233 | 101
Increase (decrease) in accounts payable and accrued refunds | (34) | 10
Other current and non-current assets and liabilities | 99 | 27
Net cash provided by operating activities | 1,251 | 916
Cash Flows from Investing Activities |  |
Capital expenditures (excludes assets placed under capital lease) | (667) | (660)
Cost to retire property | (26) | (36)
Other investing activities | (21) | 2
Net cash used in investing activities | (714) | (694)
Cash Flows from Financing Activities |  |
Retirement of long-term debt | (37) | (21)
Payment of dividends on common and preferred stock | (255) | (256)
Stockholder contribution | 150 | 315
Increase (decrease) in notes payable | (60) | (170)
Payment of capital lease obligations and other financing costs | (9) | (10)
Net cash provided by (used in) financing activities | (211) | (142)
Net Increase (Decrease) in Cash and Cash Equivalents | 326 | 80
Cash and Cash Equivalents, Beginning of Period | 71 | 18
Cash and Cash Equivalents, End of Period | 397 | 98
Non-Cash Transactions |  |
Capital expenditures not paid | $ 148 | $ 170

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- Definition Amount of cash inflow (outflow) from long-term debt supported by a written promise to pay an obligation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 + Details
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- Definition The net cash inflow or outflow for borrowing having initial term of repayment within one year or the normal operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 9 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3098-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 + Details
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- Definition The cash inflow associated with the sale of loans receivables arising from the financing of goods and services. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3179-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 + Details
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- Definition The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 19 -URI http://asc.fasb.org/extlink&oid=51664549&loc=SL4569616-111683 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4K -URI http://asc.fasb.org/extlink&oid=35736750&loc=SL4591552-111686 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (a),(c) -URI http://asc.fasb.org/extlink&oid=18733093&loc=SL4573702-111684 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4J -URI http://asc.fasb.org/extlink&oid=35736750&loc=SL4591551-111686 + Details
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- Definition The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3291-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 + Details
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