Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2014

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, 2014 and 2013 is as follows:

	Three Months Ended   September 30		Nine Months Ended   September 30
	2014	2013	2014	2013
Denominator for basic earnings per share – weighted-average shares	273.0	297.4	278.1	300.0
Effect of dilutive securities – employee stock options, nonvested restricted stock awards and convertible debentures	11.1	7.1	9.4	4.5
Denominator for diluted earnings per share	284.1	304.5	287.5	304.5