CMS Energy Corporation Consolidated Statements of Income (Unaudited) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Operating Revenue	$ 2,024	$ 1,725	$ 6,318	$ 5,296
Operating Expenses
Fuel for electric generation	312	184	720	438
Purchased power – related parties	21	21	56	56
Maintenance and other operating expenses	413	410	1,139	1,076
Depreciation and amortization	243	250	830	832
General taxes	87	81	308	290
Total operating expenses	1,766	1,465	5,365	4,354
Operating Income	258	260	953	942
Other Income (Expense)
Interest income	1	0	3	2
Allowance for equity funds used during construction	1	2	4	5
Income from equity method investees	1	4	1	8
Non-operating retirement benefits, net	54	40	154	121
Other income	2	1	3	7
Other expense	(5)	(3)	(20)	(7)
Total other income	54	44	145	136
Interest Charges
Interest on long-term debt	127	120	370	359
Interest expense – related parties	3	3	9	9
Other interest expense	0	3	2	8
Allowance for borrowed funds used during construction	0	(1)	(1)	(2)
Total interest charges	130	125	380	374
Income Before Income Taxes	182	179	718	704
Income Tax Expense	19	26	72	90
Income From Continuing Operations	163	153	646	614
Income From Discontinued Operations, Net of Tax of $—, $9, $1, and $25	0	30	4	82
Net Income	163	183	650	696
Loss Attributable to Noncontrolling Interests	(2)	(6)	(16)	(18)
Net Income Attributable to CMS Energy	165	189	666	714
Preferred Stock Dividends	2	3	7	3
Net Income Available to Common Stockholders	$ 163	$ 186	$ 659	$ 711
Basic Earnings Per Average Common Share
Basic earnings per average common share, income from continuing operations per average common share available to common stockholders (in dollars per share)	$ 0.56	$ 0.54	$ 2.26	$ 2.18
Basic earnings per average common share, income from discontinued operations per average common share available to common stockholders (in dollars per share)	0	0.10	0.01	0.28
Basic earnings per average common share (in dollars per share)	0.56	0.64	2.27	2.46
Diluted Earnings Per Average Common Share
Diluted earnings per average common share, income from continuing operations per average common share available to common stockholders (in dollars per share)	0.56	0.54	2.26	2.18
Diluted earnings per average common share, income from discontinued operations per average common share available to common stockholders (in dollars per share)	0	0.10	0.01	0.28
Diluted earnings per average common share (in dollars per share)	$ 0.56	$ 0.64	$ 2.27	$ 2.46
Purchased and interchange power
Operating Expenses
Cost of goods and services sold	$ 572	$ 462	$ 1,510	$ 1,230
Cost of gas sold
Operating Expenses
Cost of goods and services sold	$ 118	$ 57	$ 802	$ 432