Consumers Energy Company Consolidated Statements of Income (Unaudited) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Operating Revenue	$ 7,462	$ 8,596	$ 7,329
Operating Expenses
Operating Income	1,235	1,224	1,146
Other Income (Expense)
Non-operating retirement benefits, net	180	205	165
Other income	195	19	30
Other expense	(13)	(27)	(18)
Total other income	362	197	177
Interest Charges
Interest on long-term debt	616	509	481
Allowance for borrowed funds used during construction	(3)	(2)	(3)
Total interest charges	643	519	500
Income Before Income Taxes	954	902	823
Income Tax Expense	147	93	95
Net Income	887	837	1,353
Preferred Stock Dividends	10	10	5
Net Income Available to Common Stockholders	877	827	1,348
Related Party
Interest Charges
Other interest expense	12	12	12
Nonrelated Party
Interest Charges
Other interest expense	18	0	10
Consumers Energy Company
Operating Revenue	7,166	8,151	7,021
Operating Expenses
Fuel for electric generation	435	662	463
Purchased and interchange power	1,331	1,867	1,599
Purchased power – related parties	75	76	77
Cost of gas sold	897	1,243	726
Maintenance and other operating expenses	1,586	1,582	1,531
Depreciation and amortization	1,137	1,088	1,077
General taxes	437	400	373
Total operating expenses	5,898	6,918	5,846
Operating Income	1,268	1,233	1,175
Other Income (Expense)
Non-operating retirement benefits, net	171	195	155
Other income	49	17	23
Other expense	(12)	(25)	(18)
Total other income	208	187	160
Interest Charges
Interest on long-term debt	415	325	294
Allowance for borrowed funds used during construction	(3)	(2)	(3)
Total interest charges	448	335	311
Income Before Income Taxes	1,028	1,085	1,024
Income Tax Expense	161	140	156
Net Income	867	945	868
Preferred Stock Dividends	2	2	2
Net Income Available to Common Stockholders	865	943	866
Consumers Energy Company | Related Party
Interest Charges
Other interest expense	20	12	12
Consumers Energy Company | Nonrelated Party
Interest Charges
Other interest expense	$ 16	$ 0	$ 8