Earnings Per Share (EPS) (Details) - shares shares in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Earnings Per Share [Abstract]
Weighted-average number of basic shares	88.0	89.9	92.3
Shares issuable under share-based compensation plans	0.3	0.6	0.5
Weighted-average number of diluted shares	88.3	90.5	92.8
Anti-dilutive shares	0.5