Earnings Per Share - CMS Energy (Tables)

12 Months Ended

Dec. 31, 2015

Earnings Per Share - CMS Energy [Abstract]

Basic And Diluted EPS Computations

In Millions, Except Per Share Amounts
Years Ended December 31	2015			2014			2013
Income available to common stockholders
Net income		$	525		$	479		$	454
Less income attributable to noncontrolling interests			2			2			2
Net income available to common stockholders – basic and diluted		$	523		$	477		$	452
Average common shares outstanding
Weighted-average shares – basic			275.6			270.6			264.5
Add dilutive contingently convertible securities			-			3.1			6.4
Add dilutive nonvested stock awards			0.9			0.9			1.0
Weighted-average shares – diluted			276.5			274.6			271.9
Net income per average common share available to common stockholders
Basic		$	1.90		$	1.76		$	1.71
Diluted			1.89			1.74			1.66
Dividends declared per common share		$	1.16		$	1.08		$	1.02