Reportable Segments (Tables)

12 Months Ended

Dec. 31, 2023

Segment Reporting Information [Line Items]

Schedule of Financial Information by Reportable Segments

Presented in the following tables is financial information by segment:

In Millions
Years Ended December 31	2023			2022			2021
CMS Energy, including Consumers
Operating revenue
Electric utility		$	4,745		$	5,419		$	4,958
Gas utility		2,420			2,732			2,063
NorthStar Clean Energy		297			445			308
Total operating revenue – CMS Energy		$	7,462		$	8,596		$	7,329
Consumers
Operating revenue
Electric utility		$	4,745		$	5,419		$	4,958
Gas utility		2,420			2,732			2,063
Other reconciling items		1			—			—
Total operating revenue – Consumers		$	7,166		$	8,151		$	7,021
CMS Energy, including Consumers
Depreciation and amortization
Electric utility		$	797		$	757		$	772
Gas utility		338			330			304
NorthStar Clean Energy		43			38			37
Other reconciling items		2			1			1
Total depreciation and amortization – CMS Energy		$	1,180		$	1,126		$	1,114
Consumers
Depreciation and amortization
Electric utility		$	797		$	757		$	772
Gas utility		338			330			304
Other reconciling items		2			1			1
Total depreciation and amortization – Consumers		$	1,137		$	1,088		$	1,077

In Millions
Years Ended December 31	2023			2022			2021
CMS Energy, including Consumers
Income from equity method investees1
NorthStar Clean Energy		$	7		$	3		$	10
Total income from equity method investees – CMS Energy		$	7		$	3		$	10
CMS Energy, including Consumers
Interest charges
Electric utility		$	281		$	218		$	207
Gas utility		158			116			104
NorthStar Clean Energy		2			3			6
Other reconciling items		202			182			183
Total interest charges – CMS Energy		$	643		$	519		$	500
Consumers
Interest charges
Electric utility		$	285		$	218		$	207
Gas utility		161			116			104
Other reconciling items		2			1			—
Total interest charges – Consumers		$	448		$	335		$	311
CMS Energy, including Consumers
Income tax expense (benefit)
Electric utility		$	67		$	109		$	117
Gas utility		98			32			39
NorthStar Clean Energy		4			3			(2)
Other reconciling items		(22)			(51)			(59)
Total income tax expense – CMS Energy		$	147		$	93		$	95
Consumers
Income tax expense (benefit)
Electric utility		$	67		$	109		$	117
Gas utility		98			32			39
Other reconciling items		(4)			(1)			—
Total income tax expense – Consumers		$	161		$	140		$	156

In Millions
Years Ended December 31	2023			2022			2021
CMS Energy, including Consumers
Net income (loss) available to common stockholders
Electric utility		$	550		$	567		$	565
Gas utility		315			378			302
NorthStar Clean Energy		67			34			23
Other reconciling items		(55)			(152)			458
Total net income available to common stockholders – CMS Energy		$	877		$	827		$	1,348
Consumers
Net income (loss) available to common stockholder
Electric utility		$	550		$	567		$	565
Gas utility		315			378			302
Other reconciling items		—			(2)			(1)
Total net income available to common stockholder – Consumers		$	865		$	943		$	866
CMS Energy, including Consumers
Plant, property, and equipment, gross
Electric utility2		$	19,302		$	17,870		$	18,147
Gas utility2		12,383			11,443			10,601
NorthStar Clean Energy		1,420			1,148			1,122
Other reconciling items		30			30			23
Total plant, property, and equipment, gross – CMS Energy		$	33,135		$	30,491		$	29,893
Consumers
Plant, property, and equipment, gross
Electric utility2		$	19,302		$	17,870		$	18,147
Gas utility2		12,383			11,443			10,601
Other reconciling items		38			29			23
Total plant, property, and equipment, gross – Consumers		$	31,723		$	29,342		$	28,771
CMS Energy, including Consumers
Investments in equity method investees1
NorthStar Clean Energy		$	76		$	71		$	71
Total investments in equity method investees – CMS Energy		$	76		$	71		$	71

In Millions
Years Ended December 31	2023			2022			2021
CMS Energy, including Consumers
Total assets
Electric utility2		$	19,358		$	17,907		$	16,493
Gas utility2		12,353			11,873			10,517
NorthStar Clean Energy		1,604			1,464			1,312
Other reconciling items		202			109			431
Total assets – CMS Energy		$	33,517		$	31,353		$	28,753
Consumers
Total assets
Electric utility2		$	19,417		$	17,968		$	16,555
Gas utility2		12,397			11,918			10,564
Other reconciling items		38			30			21
Total assets – Consumers		$	31,852		$	29,916		$	27,140
CMS Energy, including Consumers
Capital expenditures3
Electric utility4		$	2,081		$	1,265		$	1,153
Gas utility4		1,041			1,008			989
NorthStar Clean Energy		156			113			17
Other reconciling items		2			7			2
Total capital expenditures – CMS Energy		$	3,280		$	2,393		$	2,161
Consumers
Capital expenditures3
Electric utility4		$	2,081		$	1,265		$	1,153
Gas utility4		1,041			1,008			989
Other reconciling items		23			7			2
Total capital expenditures – Consumers		$	3,145		$	2,280		$	2,144

1Consumers had no equity method investments.

2Amounts include a portion of Consumers’ other common assets attributable to both the electric and gas utility businesses.

3Amounts include assets placed under finance lease.

4Amounts include a portion of Consumers’ capital expenditures for plant and equipment attributable to both the electric and gas utility businesses.

Consumers Energy Company

Segment Reporting Information [Line Items]

Schedule of Financial Information by Reportable Segments

Presented in the following tables is financial information by segment:

In Millions
Years Ended December 31	2023			2022			2021
CMS Energy, including Consumers
Operating revenue
Electric utility		$	4,745		$	5,419		$	4,958
Gas utility		2,420			2,732			2,063
NorthStar Clean Energy		297			445			308
Total operating revenue – CMS Energy		$	7,462		$	8,596		$	7,329
Consumers
Operating revenue
Electric utility		$	4,745		$	5,419		$	4,958
Gas utility		2,420			2,732			2,063
Other reconciling items		1			—			—
Total operating revenue – Consumers		$	7,166		$	8,151		$	7,021
CMS Energy, including Consumers
Depreciation and amortization
Electric utility		$	797		$	757		$	772
Gas utility		338			330			304
NorthStar Clean Energy		43			38			37
Other reconciling items		2			1			1
Total depreciation and amortization – CMS Energy		$	1,180		$	1,126		$	1,114
Consumers
Depreciation and amortization
Electric utility		$	797		$	757		$	772
Gas utility		338			330			304
Other reconciling items		2			1			1
Total depreciation and amortization – Consumers		$	1,137		$	1,088		$	1,077

In Millions
Years Ended December 31	2023			2022			2021
CMS Energy, including Consumers
Income from equity method investees1
NorthStar Clean Energy		$	7		$	3		$	10
Total income from equity method investees – CMS Energy		$	7		$	3		$	10
CMS Energy, including Consumers
Interest charges
Electric utility		$	281		$	218		$	207
Gas utility		158			116			104
NorthStar Clean Energy		2			3			6
Other reconciling items		202			182			183
Total interest charges – CMS Energy		$	643		$	519		$	500
Consumers
Interest charges
Electric utility		$	285		$	218		$	207
Gas utility		161			116			104
Other reconciling items		2			1			—
Total interest charges – Consumers		$	448		$	335		$	311
CMS Energy, including Consumers
Income tax expense (benefit)
Electric utility		$	67		$	109		$	117
Gas utility		98			32			39
NorthStar Clean Energy		4			3			(2)
Other reconciling items		(22)			(51)			(59)
Total income tax expense – CMS Energy		$	147		$	93		$	95
Consumers
Income tax expense (benefit)
Electric utility		$	67		$	109		$	117
Gas utility		98			32			39
Other reconciling items		(4)			(1)			—
Total income tax expense – Consumers		$	161		$	140		$	156

In Millions
Years Ended December 31	2023			2022			2021
CMS Energy, including Consumers
Net income (loss) available to common stockholders
Electric utility		$	550		$	567		$	565
Gas utility		315			378			302
NorthStar Clean Energy		67			34			23
Other reconciling items		(55)			(152)			458
Total net income available to common stockholders – CMS Energy		$	877		$	827		$	1,348
Consumers
Net income (loss) available to common stockholder
Electric utility		$	550		$	567		$	565
Gas utility		315			378			302
Other reconciling items		—			(2)			(1)
Total net income available to common stockholder – Consumers		$	865		$	943		$	866
CMS Energy, including Consumers
Plant, property, and equipment, gross
Electric utility2		$	19,302		$	17,870		$	18,147
Gas utility2		12,383			11,443			10,601
NorthStar Clean Energy		1,420			1,148			1,122
Other reconciling items		30			30			23
Total plant, property, and equipment, gross – CMS Energy		$	33,135		$	30,491		$	29,893
Consumers
Plant, property, and equipment, gross
Electric utility2		$	19,302		$	17,870		$	18,147
Gas utility2		12,383			11,443			10,601
Other reconciling items		38			29			23
Total plant, property, and equipment, gross – Consumers		$	31,723		$	29,342		$	28,771
CMS Energy, including Consumers
Investments in equity method investees1
NorthStar Clean Energy		$	76		$	71		$	71
Total investments in equity method investees – CMS Energy		$	76		$	71		$	71

In Millions
Years Ended December 31	2023			2022			2021
CMS Energy, including Consumers
Total assets
Electric utility2		$	19,358		$	17,907		$	16,493
Gas utility2		12,353			11,873			10,517
NorthStar Clean Energy		1,604			1,464			1,312
Other reconciling items		202			109			431
Total assets – CMS Energy		$	33,517		$	31,353		$	28,753
Consumers
Total assets
Electric utility2		$	19,417		$	17,968		$	16,555
Gas utility2		12,397			11,918			10,564
Other reconciling items		38			30			21
Total assets – Consumers		$	31,852		$	29,916		$	27,140
CMS Energy, including Consumers
Capital expenditures3
Electric utility4		$	2,081		$	1,265		$	1,153
Gas utility4		1,041			1,008			989
NorthStar Clean Energy		156			113			17
Other reconciling items		2			7			2
Total capital expenditures – CMS Energy		$	3,280		$	2,393		$	2,161
Consumers
Capital expenditures3
Electric utility4		$	2,081		$	1,265		$	1,153
Gas utility4		1,041			1,008			989
Other reconciling items		23			7			2
Total capital expenditures – Consumers		$	3,145		$	2,280		$	2,144

1Consumers had no equity method investments.

2Amounts include a portion of Consumers’ other common assets attributable to both the electric and gas utility businesses.

3Amounts include assets placed under finance lease.

4Amounts include a portion of Consumers’ capital expenditures for plant and equipment attributable to both the electric and gas utility businesses.