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Interim Financial Statements - Business Overview (Details) | 9 Months Ended
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Sep. 30, 2025 franchise dealership state location
Penske Truck Leasing Co L P | Penske Corporation |
Interim Financial Statements [Line Items] |
Penske transportation solutions, ownership percentage | 41.10%
Penske Truck Leasing Co L P | Mitsui and Co |
Interim Financial Statements [Line Items] |
Penske transportation solutions, ownership percentage | 30.00%
Retail automotive dealership |
Interim Financial Statements [Line Items] |
Total number of owned and operated franchises | 356
Retail automotive dealership | Outside the U.S. |
Interim Financial Statements [Line Items] |
Number of owned and operated franchises outside US | 209
Retail automotive dealership | United States, United Kingdom, And Australia |
Interim Financial Statements [Line Items] |
Number of stand-alone used vehicle dealerships operated in United States and United Kingdom | dealership | 15
Retail automotive dealership | U.S. |
Interim Financial Statements [Line Items] |
Number of owned and operated franchises in US | 147
Number of retail locations operated | dealership | 6
Number of retail automotive franchises sold | 2
Number of retail automotive franchises opened | 1
Retail automotive dealership | U.K. |
Interim Financial Statements [Line Items] |
Number of retail locations operated | dealership | 8
Number of vehicle dealership sold | dealership | 1
Number of retail automotive franchises opened | 3
Retail automotive dealership | AUSTRALIA |
Interim Financial Statements [Line Items] |
Number of retail locations operated | dealership | 1
Retail automotive dealership | ITALY |
Interim Financial Statements [Line Items] |
Number of franchises acquired | 1
Retail commercial truck dealership |
Interim Financial Statements [Line Items] |
Number of operating locations | location | 45
Retail commercial truck dealership | U.S. and Ontario, Canada |
Interim Financial Statements [Line Items] |
Number of states with dealerships | state | 10
Penske Truck Leasing Co L P |
Interim Financial Statements [Line Items] |
Penske transportation solutions, ownership percentage | 28.90%

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