Earnings per share (Tables)

9 Months Ended

Sep. 30, 2015

Weighted Average Shares Used in Earnings Per Share Calculation

Actual weighted average shares used in calculating earnings per share were:

(In millions)	Three months ended				Nine months ended
	September 30, 2015		September 30, 2014		September 30, 2015		September 30, 2014
Weighted average shares basic		88.1		91.6		88.2		92.9
Effect of dilutive securities: - stock options/share awards		0.2		0.3		0.2		0.3
Weighted average shares diluted		88.3		91.9		88.4		93.2