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Consumers Energy Company Consolidated Statements of Comprehensive Income (Unaudited) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Net Income $ 887 $ 837 $ 1,353
Retirement Benefits Liability      
Net gain (loss) arising during the period 5 1 19
Amortization of net actuarial loss, net of tax 2 4 5
Other Comprehensive Income 6 7 27
Comprehensive Income Attributable to CMS Energy 893 844 1,380
Consumers Energy Company      
Net Income 867 945 868
Retirement Benefits Liability      
Net gain (loss) arising during the period (1) 15 2
Amortization of net actuarial loss, net of tax 1 2 2
Other Comprehensive Income 0 17 4
Comprehensive Income Attributable to CMS Energy $ 867 $ 962 $ 872