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Consolidated Statements Of Cash Flows (USD $) In Millions, unless otherwise specified | 6 Months Ended
--- | ---
Jun. 30, 2014 | Jun. 30, 2013
Cash Flows from Operating Activities |  |
Net income | $ 288 | $ 225
Adjustments to reconcile net income to net cash provided by operating activities |  |
Depreciation and amortization | 350 | 318
Deferred income taxes and investment tax credit | 137 | 135
Postretirement benefits expense | 11 | 95
Other non-cash operating activities | 38 | 32
Postretirement benefits contributions | (4) | (88)
Proceeds from government grant |  | 69
Cash provided by (used in) changes in assets and liabilities |  |
Decrease (increase) in accounts receivable, notes receivable, and accrued revenue | (14) | 85
Decrease (increase) in inventories | 108 | 253
Increase (decrease) in accounts payable | 2 | 12
Other current and non-current assets and liabilities | 21 | (41)
Net cash provided by operating activities | 937 | 1,095
Cash Flows from Investing Activities |  |
Capital expenditures (excludes assets placed under capital lease) | (663) | (580)
Cost to retire property | (36) | (23)
Other investing activities | (84) | (13)
Net cash used in investing activities | (783) | (616)
Cash Flows from Financing Activities |  |
Proceeds from issuance of long-term debt | 550 | 675
Proceeds from (retirements of) EnerBank notes, net | 78 | (28)
Issuance of common stock | 37 | 28
Retirement of long-term debt | (301) | (445)
Payment of common and preferred stock dividends | 146 | 135
Increase (decrease) in notes payable | (170) | (110)
Payment of capital lease obligations and other financing costs | (16) | (20)
Net cash provided by (used in) financing activities | 32 | (35)
Net Increase (Decrease) in Cash and Cash Equivalents | 186 | 444
Cash and Cash Equivalents, Beginning of Period | 172 | 93
Cash and Cash Equivalents, End of Period | 358 | 537
Consumers Energy Company [Member] |  |
Cash Flows from Operating Activities |  |
Net income | 330 | 262
Adjustments to reconcile net income to net cash provided by operating activities |  |
Depreciation and amortization | 346 | 316
Deferred income taxes and investment tax credit | 66 | 87
Postretirement benefits expense | 12 | 93
Other non-cash operating activities | 32 | 31
Postretirement benefits contributions | (2) | (86)
Proceeds from government grant |  | 69
Cash provided by (used in) changes in assets and liabilities |  |
Decrease (increase) in accounts receivable, notes receivable, and accrued revenue | (6) | 85
Decrease (increase) in inventories | 101 | 249
Increase (decrease) in accounts payable | 10 | 16
Other current and non-current assets and liabilities | 27 | (37)
Net cash provided by operating activities | 916 | 1,085
Cash Flows from Investing Activities |  |
Capital expenditures (excludes assets placed under capital lease) | (660) | (579)
Cost to retire property | (36) | (23)
Other investing activities | 2 | (11)
Net cash used in investing activities | (694) | (613)
Cash Flows from Financing Activities |  |
Proceeds from issuance of long-term debt |  | 425
Retirement of long-term debt | (21) | (445)
Payment of common and preferred stock dividends | 256 | 195
Stockholder contribution | 315 | 150
Increase (decrease) in notes payable | (170) | (110)
Payment of capital lease obligations and other financing costs | (10) | (16)
Net cash provided by (used in) financing activities | (142) | (191)
Net Increase (Decrease) in Cash and Cash Equivalents | 80 | 281
Cash and Cash Equivalents, Beginning of Period | 18 | 5
Cash and Cash Equivalents, End of Period | $ 98 | $ 286

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