CMS Energy Corporation Consolidated Statements of Income (Unaudited) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Operating Revenue	$ 1,555	$ 1,920	$ 3,839	$ 4,294
Operating Expenses
Fuel for electric generation	110	241	247	408
Purchased power – related parties	17	18	36	35
Maintenance and other operating expenses	406	392	837	726
Depreciation and amortization	255	242	608	587
General taxes	97	89	239	221
Total operating expenses	1,311	1,681	3,281	3,599
Operating Income	244	239	558	695
Other Income (Expense)
Non-operating retirement benefits, net	45	52	90	100
Other income	103	2	118	6
Other expense	(2)	(11)	(6)	(15)
Total other income	146	43	202	91
Interest Charges
Interest on long-term debt	152	122	296	243
Allowance for borrowed funds used during construction	(1)	0	(1)	(1)
Total interest charges	160	126	307	250
Income Before Income Taxes	230	156	453	536
Income Tax Expense	41	14	70	53
Income From Continuing Operations	189	142	383	483
Income From Discontinued Operations, Net of Tax of $—, $—, $—, and $1	1	0	1	4
Net Income	190	142	384	487
Loss Attributable to Noncontrolling Interests	(8)	(6)	(18)	(14)
Net Income Attributable to CMS Energy	198	148	402	501
Preferred Stock Dividends	3	3	5	5
Net Income Available to Common Stockholders	$ 195	$ 145	$ 397	$ 496
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)	$ 0.67	$ 0.50	$ 1.36	$ 1.70
Basic earnings per average common share, income from discontinued operations per average common share available to common stockholders (in dollars per share)	0	0	0	0.01
Basic earnings per average common share (in dollars per share)	0.67	0.50	1.36	1.71
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)	0.67	0.50	1.36	1.70
Diluted earnings per average common share, income from discontinued operations per average common share available to common stockholders (in dollars per share)	0	0	0	0.01
Diluted earnings per average common share (in dollars per share)	$ 0.67	$ 0.50	$ 1.36	$ 1.71
Related Party
Interest Charges
Other interest expense	$ 3	$ 3	$ 6	$ 6
Nonrelated Party
Interest Charges
Other interest expense	6	1	6	2
Purchased and interchange power
Operating Expenses
Cost of goods and services sold	342	483	683	938
Cost of gas sold
Operating Expenses
Cost of goods and services sold	$ 84	$ 216	$ 631	$ 684