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Schedule Of Revenue By Major Customers By Reporting Segments (Detail) - USD ($) $ in Thousands | 3 Months Ended
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Apr. 01, 2023 | Mar. 26, 2022
Disaggregation of Revenue [Line Items] |  |  |
Revenue |  | $ 1,435,675 | $ 1,970,599
BCO Independent Contractors – Truck |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Percentage of Consolidated Revenue |  | 36.00% | 37.00%
Brokerage Carriers - Truck |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Percentage of Consolidated Revenue |  | 56.00% | 52.00%
Rail Intermodal |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Percentage of Consolidated Revenue |  | 2.00% | 2.00%
Ocean and air cargo carriers |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Percentage of Consolidated Revenue |  | 4.00% | 8.00%
BCO Independent Contractor Truck and Brokerage Carriers Truck | Van Equipment |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue |  | $ 755,083 | $ 1,081,206
BCO Independent Contractor Truck and Brokerage Carriers Truck | Unsided/Platform Equipment |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue |  | 377,564 | 408,757
BCO Independent Contractor Truck and Brokerage Carriers Truck | Less than Truckload |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue |  | 31,558 | 33,720
BCO Independent Contractor Truck and Brokerage Carriers Truck | Other Truck Transportation |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue | [1] | $ 159,503 | $ 227,601
[1] | Includes power-only, expedited, straight truck, cargo van, and miscellaneous other truck transportation revenue generated by the transportation logistics segment. Power-only refers to shipments where the Company furnishes a power unit and an operator but not trailing equipment, which is typically provided by the shipper or consignee.

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