Earnings Per Share (Tables)

9 Months Ended

Oct. 01, 2017

Earnings Per Share [Abstract]

Computations of Basic and Diluted Earnings per Share

The weighted average number of common shares used in the calculation of basic and diluted earnings per share consisted of the following (in millions):

	Third Quarter		Nine Months
	2017	2016	2017	2016
Weighted average basic common shares outstanding	35.3	34.7	35.2	34.5
Effect of dilutive securities (primarily stock options)	1.1	0.9	1.0	0.9
Weighted average diluted common shares outstanding	36.4	35.6	36.2	35.4