Pension And Other Benefit Plans - Components of Net Periodic Benefit Cost Reflected in the Consolidated Condensed Statement of Earnings (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Other net periodic pension costs:
Other income (expense)	$ 3.1	$ 2.6	$ (0.3)
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Excluding Service Cost, Statement of Income or Comprehensive Income [Extensible Enumeration]	Other income (expense)
Net periodic pension cost	$ (2.4)	(4.7)	(10.0)
Cost of sales
Service cost:
Service costs	(0.8)	(0.8)	(1.2)
Selling, general and administrative expenses
Service cost:
Service costs	$ (4.7)	$ (6.5)	$ (8.5)