Stock-Based Compensation - Stock-Based Compensation Expense By Award Type (Details) - USD ($) $ in Millions			12 Months Ended
	Feb. 03, 2021	Feb. 05, 2020	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense			$ 98.6	$ 62.6	$ 69.0
Stock appreciation rights
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense			8.2	7.8	6.7
Restricted stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense			89.6	54.1	61.6
Common stock equivalents
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense			0.8	$ 0.7	$ 0.7
Performance Shares | Executives
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense			$ 6.5
Target performance percentage	95.00%	50.00%