Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 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
	March 31 2020			December 31 2019			March 31 2020			December 31 2019
Assets¹
Cash equivalents		$	91		$	—		$	—		$	—
Restricted cash and cash equivalents		27			17			24			17
CMS Energy common stock		—			—			1			1
Nonqualified deferred compensation plan assets		17			18			13			14
Derivative instruments		—			1			—			1
Total		$	135		$	36		$	38		$	33
Liabilities¹
Nonqualified deferred compensation plan liabilities		$	17		$	18		$	13		$	14
Derivative instruments		19			8			—			—
Total		$	36		$	26		$	13		$	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
	March 31 2020			December 31 2019			March 31 2020			December 31 2019
Assets¹
Cash equivalents		$	91		$	—		$	—		$	—
Restricted cash and cash equivalents		27			17			24			17
CMS Energy common stock		—			—			1			1
Nonqualified deferred compensation plan assets		17			18			13			14
Derivative instruments		—			1			—			1
Total		$	135		$	36		$	38		$	33
Liabilities¹
Nonqualified deferred compensation plan liabilities		$	17		$	18		$	13		$	14
Derivative instruments		19			8			—			—
Total		$	36		$	26		$	13		$	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.