Earnings Per Share - CMS Energy (Tables)

6 Months Ended

Jun. 30, 2017

Earnings Per Share - CMS Energy [Abstract]

Basic And Diluted EPS Computations

In Millions, Except Per Share Amounts
	Three Months Ended						Six Months Ended
June 30	2017			2016			2017			2016
Income available to common stockholders
Net income		$	93		$	125		$	292		$	289
Less income attributable to noncontrolling interests			1			1			1			1
Net income available to common stockholders – basic and diluted		$	92		$	124		$	291		$	288
Average common shares outstanding
Weighted-average shares – basic			279.5			278.2			279.2			277.4
Add dilutive nonvested stock awards			0.8			1.1			0.9			1.2
Weighted-average shares – diluted			280.3			279.3			280.1			278.6
Net income per average common share available to common stockholders
Basic		$	0.33		$	0.45		$	1.04		$	1.04
Diluted			0.33			0.45			1.04			1.04