Capital Stock - Additional Information (Details) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Class of Stock [Line Items]
Aggregate common stock and preferred stock authorized	300,000,000
Common stock, authorized	250,000,000.0
Common stock, par value	$ 1
Preferred Stock, authorized	50,000,000
Preferred Stock, outstanding	0
Dividends declared per common share	$ 1.160	$ 1.056	$ 0.880
Cost of shares repurchased	$ 60.5	$ 245.3	$ 104.8
Settlement of Tax Withholding on Employee Equity Compensation [Member]
Class of Stock [Line Items]
Shares repurchased	100,000	100,000	100,000
Cost of shares repurchased	$ 7.2	$ 8.8	$ 11.7
2019 Share Repurchase Program
Class of Stock [Line Items]
Share repurchase program	$ 500.0
Shares repurchased	700,000	3,000,000.0	1,200,000
Cost of shares repurchased	$ 60.5	$ 245.3	$ 104.8
Stock Repurchase Program, Remaining Authorized Repurchase Amount	78.8
Stock Issued During Period, Value, Other	0.5
2006 Share Repurchase Program [Member]
Class of Stock [Line Items]
Share repurchase program	$ 1,000.0