Shareholders' Equity - Weighted Average Ordinary Shares Outstanding (Details) - shares shares in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Weighted average shares outstanding
Basic weighted average ordinary shares outstanding (in shares)	213.3	227.0	214.3	227.0
Dilutive effect of potentially issuable shares (in shares)	1.4	1.0	1.3	1.1
Diluted weighted average ordinary shares outstanding (in shares)	214.7	228.0	215.6	228.1