Earnings Per Share - CMS Energy (Tables)

12 Months Ended

Dec. 31, 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
Years Ended December 31	2018			2017			2016
Income available to common stockholders
Net income		$	659		$	462		$	553
Less income attributable to noncontrolling interests		2			2			2
Net income available to common stockholders – basic and diluted		$	657		$	460		$	551
Average common shares outstanding
Weighted-average shares – basic		282.2			280.0			277.9
Add dilutive nonvested stock awards		0.7			0.8			1.0
Weighted-average shares – diluted		282.9			280.8			278.9
Net income per average common share available to common stockholders
Basic		$	2.33		$	1.64		$	1.99
Diluted		2.32			1.64			1.98