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v3.25.1

Basis of Presentation - Additional Information (Detail) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2025 USD ($)
New Accounting Pronouncements Or Change In Accounting Principle [Line Items] |
Contributions to joint venture | $ 44.7
Equity Method Investments | 237.6
Maximum |
New Accounting Pronouncements Or Change In Accounting Principle [Line Items] |
Equity method investment Contribution | $ 830.0
PACCAR |
New Accounting Pronouncements Or Change In Accounting Principle [Line Items] |
Equity method investment, ownership percentage | 30.00%

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