Earnings Per Share - CMS Energy (Tables)

6 Months Ended

Jun. 30, 2015

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	2015			2014			2015			2014
Income available to common stockholders
Income from continuing operations		$	68		$	84		$	270		$	288
Less income attributable to noncontrolling interests			1			1			1			1
Income from continuing operations available to    common stockholders – basic and diluted		$	67		$	83		$	269		$	287
Average common shares outstanding
Weighted-average shares – basic			275.4			268.0			275.1			267.1
Add dilutive contingently convertible securities			-			6.0			-			6.2
Add dilutive non-vested stock awards			0.8			0.6			0.8			0.6
Weighted-average shares – diluted			276.2			274.6			275.9			273.9
Income from continuing operations per average    common share available to common stockholders
Basic		$	0.25		$	0.31		$	0.98		$	1.07
Diluted			0.25			0.30			0.98			1.05