Fair Value Measurements (Tables)

6 Months Ended

Jun. 30, 2020

Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]

Assets And Liabilities Measured At Fair Value On A Recurring Basis

Presented in the following table are CMS Energy’s and Consumers’ assets and liabilities recorded at fair value on a recurring basis:

In Millions
	CMS Energy, including Consumers						Consumers
	June 30 2020			December 31 2019			June 30 2020			December 31 2019
Assets¹
Cash equivalents		$	100		$	—		$	100		$	—
Restricted cash and cash equivalents		17			17			14			17
CMS Energy common stock		—			—			1			1
Nonqualified deferred compensation plan assets		19			18			15			14
Derivative instruments		3			1			3			1
Total		$	139		$	36		$	133		$	33
Liabilities¹
Nonqualified deferred compensation plan liabilities		$	19		$	18		$	15		$	14
Derivative instruments		21			8			1			—
Total		$	40		$	26		$	16		$	14

¹  All assets and liabilities were classified as Level 1 with the exception of derivative contracts, which were classified as Level 2 or Level 3.

Consumers Energy Company

Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]

Assets And Liabilities Measured At Fair Value On A Recurring Basis

Presented in the following table are CMS Energy’s and Consumers’ assets and liabilities recorded at fair value on a recurring basis:

In Millions
	CMS Energy, including Consumers						Consumers
	June 30 2020			December 31 2019			June 30 2020			December 31 2019
Assets¹
Cash equivalents		$	100		$	—		$	100		$	—
Restricted cash and cash equivalents		17			17			14			17
CMS Energy common stock		—			—			1			1
Nonqualified deferred compensation plan assets		19			18			15			14
Derivative instruments		3			1			3			1
Total		$	139		$	36		$	133		$	33
Liabilities¹
Nonqualified deferred compensation plan liabilities		$	19		$	18		$	15		$	14
Derivative instruments		21			8			1			—
Total		$	40		$	26		$	16		$	14

¹  All assets and liabilities were classified as Level 1 with the exception of derivative contracts, which were classified as Level 2 or Level 3.