Earnings Per Share (EPS) (Tables)

12 Months Ended

Dec. 31, 2021

Earnings Per Share [Abstract]

Weighted-Average Shares Outstanding for EPS

The following table summarizes the weighted-average number of ordinary shares outstanding for basic and diluted earnings per share calculations:

In millions	2021	2020	2019
Weighted-average number of basic shares	89.9	92.3	93.6
Shares issuable under share-based compensation plans	0.6	0.5	0.7
Weighted-average number of diluted shares	90.5	92.8	94.3