Share-Based Payments - Narrative (Details) $ / shares in Units, shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2024 USD ($) plan $ / shares shares	Dec. 31, 2023 USD ($) $ / shares shares	Dec. 31, 2022 USD ($) $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Cost not yet recognized | $	$ 58.1
Cost not yet recognized, period of recognition	1 year 9 months 18 days
Exercise of option, tax benefit | $	$ 11.3	$ 5.2	$ 2.9
RSUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period	3 years
Awards granted (in shares) | shares	0.4	0.5	0.5
Weighted average market value (in dollars per share)	$ 61.89	$ 54.97	$ 52.05
PSUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period		3 years	3 years
Awards granted (in shares) | shares	0.2	0.3	0.3
Weighted average market value (in dollars per share)	$ 63.34	$ 56.75
Weighted-average fair value (in dollars per share)	$ 64.83	62.31	$ 62.98
RSUs and DSUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards granted (in shares) | shares	0.4
Weighted average market value (in dollars per share)	$ 56.21	$ 51.26
Weighted-average fair value (in dollars per share)	$ 61.89
Total intrinsic value, vested in period | $	$ 26.2	$ 22.0	$ 17.2
Stock options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period	3 years
Awards granted (in shares) | shares	0.8	0.2	0.3
Weighted-average fair value (in dollars per share)	$ 16.13	$ 13.38	$ 12.16
Terms of SBC award	10 years
Total intrinsic value of stock options exercised | $	$ 2.2	$ 2.2	$ 0.7
Options, RSUs, DSUs and PSUs Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares authorized and available for issuance (in shares) | shares	2.9
DSUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Ratio of cash retainer payments received in stock	0.5
Incentive Compensation Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of share-based compensation plans (in plans) | plan	1