Earnings Per Share - CMS Energy (Tables)

6 Months Ended

Jun. 30, 2018

Earnings Per Share [Abstract]

Basic And Diluted EPS Computations

Presented in the following table are CMS Energy’s basic and diluted EPS computations based on net income:

In Millions, Except Per Share Amounts
	Three Months Ended						Six Months Ended
June 30	2018			2017			2018			2017
Income available to common stockholders
Net income		$	140		$	93		$	381		$	292
Less income attributable to noncontrolling interests		1			1			1			1
Net income available to common stockholders – basic and diluted		$	139		$	92		$	380		$	291
Average common shares outstanding
Weighted-average shares – basic		282.1			279.5			281.8			279.2
Add dilutive nonvested stock awards		0.5			0.8			0.6			0.9
Weighted-average shares – diluted		282.6			280.3			282.4			280.1
Net income per average common share available to common stockholders
Basic		$	0.49		$	0.33		$	1.35		$	1.04
Diluted		0.49			0.33			1.35			1.04