Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2016

Earnings Per Share [Abstract]

Denominator for Basic and Diluted Earnings Per Share

The denominator for basic and diluted earnings per share for the three and nine months ended September 30, 2016 and 2015 is as follows:

	Three Months Ended   September 30		Nine Months Ended   September 30
	2016	2015	2016	2015
Denominator for basic earnings per share – weighted-average shares	263.2	261.3	262.7	263.6
Effect of dilutive securities – employee stock options, nonvested restricted stock awards and convertible debentures	4.9	7.9	5.2	11.0
Denominator for diluted earnings per share	268.1	269.2	267.9	274.6