Income Taxes (Deferred Tax Assets (Liabilities)) (Details) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Gross deferred tax assets:
Warranties	$ 35.9	$ 34.9
Loss carryforwards (foreign, U.S. and state)	10.9	29.6
Post-retirement and pension benefits	4.7	10.2
Inventory reserves	12.3	9.3
Receivables allowance	6.6	6.0
Compensation liabilities	6.2	5.9
Legal reserves	14.2	10.5
Tax credits, net of federal effect	12.1	11.9
Research and development capitalization	39.7	17.9
Other	9.0	7.1
Total deferred tax assets	151.6	143.3
Valuation allowance	(17.8)	(37.9)
Total deferred tax assets, net of valuation allowance	133.8	105.4
Gross deferred tax liabilities:
Depreciation	(61.8)	(58.9)
Intangibles	(15.9)	(15.6)
Deferred Tax and Other Liabilities, Noncurrent	2.4	1.4
Other	(1.9)	(2.0)
Total deferred tax liabilities	(82.0)	(77.9)
Net deferred tax assets	$ 51.8	$ 27.5