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Floor Plan Financing - Schedule of Floor Plan Payables (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Debt Instrument, Redemption [Line Items]
Trade floor plan payables	$ 367,174	$ 330,498
Non-trade floor plan payables	366,414	470,830
Daimler Truck Financial
Debt Instrument, Redemption [Line Items]
Trade floor plan payables	162,452	166,409
PACCAR Financial Services
Debt Instrument, Redemption [Line Items]
Trade floor plan payables	165,728	129,899
Ford Motor Credit Company, LLC
Debt Instrument, Redemption [Line Items]
Trade floor plan payables	38,994	34,190
PNC Equipment Finance, LLC
Debt Instrument, Redemption [Line Items]
Non-trade floor plan payables	$ 366,414	$ 470,830

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