Product Warranties - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2026	Dec. 31, 2025
Product Liability Contingency [Line Items]
Product Warranty Accrual	$ 75.6	$ 73.6
Product Warranties Issued	11.2
Product Warranty Accrual, Preexisting, Increase (Decrease)	0.1
Product Warranties Payments	(9.1)
Standard and Extended Product Warranty Accrual, Foreign Currency Translation Gain (Loss)	$ (0.2)
Standard warranty [Member]
Product Liability Contingency [Line Items]
Standard Product Warranty Description	twelve months or 1,000 to 2,000 operating hours
Certain Truck Series Standard Warranty [Member]
Product Liability Contingency [Line Items]
Standard Product Warranty Description	one to two years or 2,000 or 4,000 operating hours
Additional Component Standard Warranty [Member]
Product Liability Contingency [Line Items]
Standard Product Warranty Description	two to three years or 4,000 to 6,000 operating hours
Extended warranty [Member]
Product Liability Contingency [Line Items]
Extended Product Warranty Description	two to five years or up to 2,400 to 10,000 operating hours

Describes the nature of the extended product warranties, which generally require additional fees to be paid by the buyer, and other guarantee contracts excluded from the initial recognition and initial measurement requirements. Does not include disclosures for standard product warranties, which typically have substantially shorter periods of time or provide less coverage, or both.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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-Section 50
-Paragraph 4
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-Publisher FASB
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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Carrying value as of the balance sheet date of obligations incurred through that date and payable for estimated claims under standard and extended warranty protection rights granted to customers.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

Amount of decrease in the standard and extended product warranty accrual from payments made in cash or in kind to satisfy claims under the terms of the standard and extended product warranty.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 460
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Amount of increase (decrease) in the standard and extended product warranty accrual from changes in estimates attributable to preexisting product warranties.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Amount of increase in the standard and extended product warranty accrual from warranties issued.

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- Definition

Amount of foreign currency translation gain (loss) which decreases (increases) the standard and extended product warranty accrual.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition

Describes the nature of the product warranty, including the approximate term of the product warranty, how the product warranty arose, and the events or circumstances that would require the warrantor to perform under the product warranty.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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