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Organization and Summary of Significant Accounting Policies - Penske Transportation Solutions (Details) | 12 Months Ended
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Dec. 31, 2023
Penske Truck Leasing Co LP | Penske Corporation |
Summary Of Significant Accounting Policies [Line Items] |
Ownership interest in Penske Truck Leasing Company | 41.10%
Penske Truck Leasing Co LP | Mitsui and Co |
Summary Of Significant Accounting Policies [Line Items] |
Ownership interest in Penske Truck Leasing Company | 30.00%
Penske Truck Leasing Co LP | Corporate Joint Venture |
Summary Of Significant Accounting Policies [Line Items] |
Ownership percentage | 28.90%

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