Weighted-Average Number of Shares Used in Computing Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2017

Earnings Per Share [Abstract]

Schedule of weighted average number of shares used in computing earnings per share

The following table sets forth the weighted-average number of shares used in the computation of earnings per share:

	Three Months Ended September 30,		Nine Months Ended September 30,
	2017	2016	2017	2016
	(In millions)
Weighted average basic shares outstanding	12.2	12.1	12.2	12.1
Plus: Dilutive impact of employee stock awards	0.2	0.2	0.2	0.2
Weighted average diluted shares outstanding	12.4	12.3	12.4	12.3