Earnings Per Share (EPS) (Tables)

9 Months Ended

Sep. 30, 2023

Earnings Per Share [Abstract]

Schedule of Weighted Average Number of Shares

The following table summarizes the weighted-average number of ordinary shares outstanding for basic and diluted earnings per share calculations for the three and nine months ended September 30:

	Three months ended				Nine months ended
In millions, except per share amounts	2023		2022		2023		2022
Weighted-average number of basic shares	228.6		231.9		228.8		233.4
Shares issuable under incentive share plans	2.0		2.1		2.1		2.3
Weighted-average number of diluted shares	230.6		234.0		230.9		235.7
Anti-dilutive shares	0.2		0.7		0.6		0.9
Dividends declared per ordinary share	$	—	$	—	$	2.25	$	2.01