Consumers Energy Company Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Cash Flows from Operating Activities
Net Income	$ 287	$ 204
Adjustments to reconcile net income to net cash provided by operating activities
Deferred income taxes and investment tax credits	51	29
Other non‑cash operating activities and reconciling adjustments	(36)	(19)
Changes in assets and liabilities
Accounts receivable and accrued revenue	27	174
Inventories	259	391
Accounts payable and accrued rate refunds	(69)	(153)
Other current assets and liabilities	(1)	(51)
Other non‑current assets and liabilities	94	122
Net cash provided by operating activities	956	1,040
Cash Flows from Investing Activities
Cost to retire property and other investing activities	(24)	(34)
Net cash used in investing activities	(637)	(651)
Cash Flows from Financing Activities
Proceeds from issuance of debt	599	1,205
Retirement of debt	(319)	(1,000)
Decrease in notes payable	(93)	(20)
Other financing costs	(9)	(17)
Net cash provided by financing activities	294	27
Net Increase in Cash and Cash Equivalents, Including Restricted Amounts	613	416
Cash and Cash Equivalents, Including Restricted Amounts, Beginning of Period	248	182
Cash and Cash Equivalents, Including Restricted Amounts, End of Period	861	598
Non‑cash transactions
Capital expenditures not paid	156	157
Capital Expenditures
Cash Flows from Investing Activities
Capital expenditures (excludes assets placed under finance lease)	(613)	(617)
Consumers Energy Company
Cash Flows from Operating Activities
Net Income	275	232
Adjustments to reconcile net income to net cash provided by operating activities
Depreciation and amortization	356	344
Deferred income taxes and investment tax credits	52	37
Other non‑cash operating activities and reconciling adjustments	(16)	(17)
Changes in assets and liabilities
Accounts receivable and accrued revenue	28	157
Inventories	258	389
Accounts payable and accrued rate refunds	(57)	(140)
Other current assets and liabilities	(6)	(48)
Other non‑current assets and liabilities	89	116
Net cash provided by operating activities	979	1,070
Cash Flows from Investing Activities
Cost to retire property and other investing activities	(23)	(33)
Net cash used in investing activities	(607)	(588)
Cash Flows from Financing Activities
Proceeds from issuance of debt	599	1,120
Retirement of debt	0	(1,000)
Stockholder contribution	320	75
Return of stockholder contribution	(320)	0
Payment of dividends on common and preferred stock	(265)	(287)
Other financing costs	(3)	(12)
Net cash provided by financing activities	238	(199)
Net Increase in Cash and Cash Equivalents, Including Restricted Amounts	610	283
Cash and Cash Equivalents, Including Restricted Amounts, Beginning of Period	56	60
Cash and Cash Equivalents, Including Restricted Amounts, End of Period	666	343
Non‑cash transactions
Capital expenditures not paid	152	142
Consumers Energy Company | Capital Expenditures
Cash Flows from Investing Activities
Capital expenditures (excludes assets placed under finance lease)	(584)	(555)
Consumers Energy Company | Nonrelated Party
Cash Flows from Financing Activities
Decrease in notes payable	(93)	(20)
Consumers Energy Company | Related Party
Cash Flows from Financing Activities
Decrease in notes payable	$ 0	$ (75)