Financings and Capitalization (Tables)

3 Months Ended

Mar. 31, 2022

Debt Instrument [Line Items]

Schedule of Revolving Credit Facilities

The following credit facilities with banks were available at March 31, 2022:

In Millions
Expiration Date	Amount of Facility			Amount Borrowed			Letters of Credit Outstanding			Amount Available
CMS Energy, parent only
June 5, 2024		$	550		$	—		$	24		$	526
September 23, 20221		42			—			42			—
CMS Enterprises, including subsidiaries
September 25, 20252		$	37		$	—		$	37		$	—
September 30, 20253		18			—			8			10
Consumers4
June 5, 2024		$	850		$	—		$	12		$	838
November 19, 2023		250			—			8			242
April 18, 2022		30			—			30			—

1The maximum aggregate of letters of credit that may be issued under this facility is $50 million. The amount remaining under the facility is uncommitted.

2This letter of credit facility is available to Aviator Wind Equity Holdings. For more information regarding Aviator Wind Equity Holdings, see Note 12, Variable Interest Entities.

3Under this facility, $8 million is available solely for the purpose of issuing letters of credit. Obligations under this facility are secured by the collateral accounts with the lending bank.

4Obligations under these facilities are secured by first mortgage bonds of Consumers.

Schedule of Forward Contracts

Presented in the following table are details of CMS Energy’s forward sales contracts under this program at March 31, 2022:

			Forward Price Per Share
Contract Date	Maturity Date	Number of Shares	Initial			March 31, 2022
September 15, 2020	June 30, 2022	846,759		$	61.04		$	57.99
December 22, 2020	June 22, 2022	115,595		61.81			59.17

Consumers Energy Company

Debt Instrument [Line Items]

Schedule of Revolving Credit Facilities

The following credit facilities with banks were available at March 31, 2022:

In Millions
Expiration Date	Amount of Facility			Amount Borrowed			Letters of Credit Outstanding			Amount Available
CMS Energy, parent only
June 5, 2024		$	550		$	—		$	24		$	526
September 23, 20221		42			—			42			—
CMS Enterprises, including subsidiaries
September 25, 20252		$	37		$	—		$	37		$	—
September 30, 20253		18			—			8			10
Consumers4
June 5, 2024		$	850		$	—		$	12		$	838
November 19, 2023		250			—			8			242
April 18, 2022		30			—			30			—

1The maximum aggregate of letters of credit that may be issued under this facility is $50 million. The amount remaining under the facility is uncommitted.

2This letter of credit facility is available to Aviator Wind Equity Holdings. For more information regarding Aviator Wind Equity Holdings, see Note 12, Variable Interest Entities.

3Under this facility, $8 million is available solely for the purpose of issuing letters of credit. Obligations under this facility are secured by the collateral accounts with the lending bank.

4Obligations under these facilities are secured by first mortgage bonds of Consumers.