Financings And Capitalization (Tables)

3 Months Ended

Mar. 31, 2021

Debt Instrument [Line Items]

Revolving Credit Facilities

The following credit facilities with banks were available at March 31, 2021:

In Millions
Expiration Date	Amount of Facility			Amount Borrowed			Letters of Credit Outstanding			Amount Available
CMS Energy, parent only
June 5, 2023		$	550		$	—		$	18		$	532
CMS Enterprises, including subsidiaries
September 25, 20251		$	39		$	—		$	39		$	—
September 30, 20252		18			—			8			10
Consumers3
June 5, 2023		$	850		$	—		$	12		$	838
November 19, 2022		250			—			1			249
April 18, 2022		30			—			30			—

1This letter of credit facility is available to Aviator Wind Equity Holdings. For more information regarding Aviator Wind Equity Holdings, see Note 13, Variable Interest Entities.

2Under 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.

3Obligations 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, 2021:

			Forward Price Per Share
Contract Date	Maturity Date	Number of Shares	Initial			March 31, 2021
September 15, 2020	June 30, 2022	846,759		$	61.04		$	60.01
December 22, 2020	June 22, 2022	115,595		61.81			61.31

Consumers Energy Company

Debt Instrument [Line Items]

Revolving Credit Facilities

The following credit facilities with banks were available at March 31, 2021:

In Millions
Expiration Date	Amount of Facility			Amount Borrowed			Letters of Credit Outstanding			Amount Available
CMS Energy, parent only
June 5, 2023		$	550		$	—		$	18		$	532
CMS Enterprises, including subsidiaries
September 25, 20251		$	39		$	—		$	39		$	—
September 30, 20252		18			—			8			10
Consumers3
June 5, 2023		$	850		$	—		$	12		$	838
November 19, 2022		250			—			1			249
April 18, 2022		30			—			30			—

1This letter of credit facility is available to Aviator Wind Equity Holdings. For more information regarding Aviator Wind Equity Holdings, see Note 13, Variable Interest Entities.

2Under 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.

3Obligations under these facilities are secured by first mortgage bonds of Consumers.