v3.26.1
Fair Value Measurements - Additional Information (Detail) - USD ($)
$ in Millions
6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Trucks Inventory    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Used truck impairments $ 1.1 $ 2.6