Contingencies - Narrative (Details) - USD ($) $ in Millions		3 Months Ended
	Jun. 09, 2015	Mar. 31, 2024
Loss Contingencies [Line Items]
Loss Contingency, Receivable		$ 0.1
Accrued Liabilities [Member]
Loss Contingencies [Line Items]
Loss Contingency Accrual		8.8
Highway Products Litigation | False Claims Act, USA
Loss Contingencies [Line Items]
Loss Contingency, Judgment Entered, Value	$ 682.4
Highway Products Litigation | State, County, and Municipal Actions [Member]
Loss Contingencies [Line Items]
Loss Contingency Accrual		0.0
Ohio Train Derailment Litigation | Ohio Train Derailment Litigation
Loss Contingencies [Line Items]
Loss Contingency Accrual		0.0
Environmental and Workplace Matters [Member]
Loss Contingencies [Line Items]
Loss Contingency Accrual		1.4
Damage from Fire, Explosion or Other Hazard
Loss Contingencies [Line Items]
Loss Contingency, Receivable		1.0
Loss Contingency, Receivable, Proceeds		1.5
Minimum
Loss Contingencies [Line Items]
Loss Contingency, Estimate of Possible Loss		7.9
Maximum
Loss Contingencies [Line Items]
Loss Contingency, Estimate of Possible Loss		$ 19.4