v3.26.1
Segment Reporting - Segment Information (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Segment Reporting [Line Items]        
Revenues $ 673,036 $ 618,844 $ 1,255,082 $ 1,232,125
Less:        
Purchased transportation 335,892 303,300 619,669 607,562
Salaries, wages and employee benefits 130,040 145,490 245,616 287,405
Operating leases 50,252 49,505 99,965 98,298
Depreciation and amortization 38,262 36,806 76,783 74,166
Insurance and claims 13,678 15,536 27,176 30,542
Fuel expense 6,644 5,278 11,571 10,927
Other operating expenses 55,574 43,407 111,167 98,940
Impairment of goodwill 244,006 0 244,006 0
Operating (loss) income (201,312) 19,522 (180,871) 24,285
Interest expense, net 43,721 45,326 87,308 90,873
Foreign exchange (loss) gain (566) (4,653) 1,132 (5,575)
Other income (expense), net 1,569 (6,656) (15,388) (6,552)
Loss from continuing operations before income taxes (244,030) (37,113) (282,435) (78,715)
Ground        
Segment Reporting [Line Items]        
Revenues 408,715 387,111 771,875 786,543
Contract Logistics        
Segment Reporting [Line Items]        
Revenues 112,332 97,469 216,498 177,597
Air and Ocean        
Segment Reporting [Line Items]        
Revenues 93,361 75,417 155,626 146,665
Intermodal        
Segment Reporting [Line Items]        
Revenues 58,628 58,847 111,083 121,320
Expedited Freight        
Less:        
Impairment of goodwill     0  
Omni Logistics        
Less:        
Impairment of goodwill     244,006  
Intermodal        
Less:        
Impairment of goodwill     0  
Operating Segments Excluding Intersegment Elimination | Expedited Freight        
Segment Reporting [Line Items]        
Revenues 275,861 231,823 503,034 459,019
Operating Segments Excluding Intersegment Elimination | Expedited Freight | Ground        
Segment Reporting [Line Items]        
Revenues 275,861 231,823 503,034 459,019
Operating Segments Excluding Intersegment Elimination | Expedited Freight | Contract Logistics        
Segment Reporting [Line Items]        
Revenues 0 0 0 0
Operating Segments Excluding Intersegment Elimination | Expedited Freight | Air and Ocean        
Segment Reporting [Line Items]        
Revenues 0 0 0 0
Operating Segments Excluding Intersegment Elimination | Expedited Freight | Intermodal        
Segment Reporting [Line Items]        
Revenues 0 0 0 0
Operating Segments Excluding Intersegment Elimination | Omni Logistics        
Segment Reporting [Line Items]        
Revenues 338,547 328,316 640,965 651,786
Operating Segments Excluding Intersegment Elimination | Omni Logistics | Ground        
Segment Reporting [Line Items]        
Revenues 132,854 155,430 268,841 327,524
Operating Segments Excluding Intersegment Elimination | Omni Logistics | Contract Logistics        
Segment Reporting [Line Items]        
Revenues 112,332 97,469 216,498 177,597
Operating Segments Excluding Intersegment Elimination | Omni Logistics | Air and Ocean        
Segment Reporting [Line Items]        
Revenues 93,361 75,417 155,626 146,665
Operating Segments Excluding Intersegment Elimination | Omni Logistics | Intermodal        
Segment Reporting [Line Items]        
Revenues 0 0 0 0
Operating Segments Excluding Intersegment Elimination | Intermodal        
Segment Reporting [Line Items]        
Revenues 58,628 58,847 111,083 121,320
Operating Segments Excluding Intersegment Elimination | Intermodal | Ground        
Segment Reporting [Line Items]        
Revenues 0 0 0 0
Operating Segments Excluding Intersegment Elimination | Intermodal | Contract Logistics        
Segment Reporting [Line Items]        
Revenues 0 0 0 0
Operating Segments Excluding Intersegment Elimination | Intermodal | Air and Ocean        
Segment Reporting [Line Items]        
Revenues 0 0 0 0
Operating Segments Excluding Intersegment Elimination | Intermodal | Intermodal        
Segment Reporting [Line Items]        
Revenues 58,628 58,847 111,083 121,320
Operating Segments | Expedited Freight        
Segment Reporting [Line Items]        
Revenues 319,062 257,696 591,769 507,077
Less:        
Purchased transportation 167,936 124,448 309,619 245,128
Salaries, wages and employee benefits 57,568 53,938 113,218 106,515
Operating leases 16,416 17,355 31,944 32,788
Depreciation and amortization 8,495 10,357 16,807 20,736
Insurance and claims 10,018 10,693 20,178 21,001
Fuel expense 3,668 2,518 5,721 4,989
Other operating expenses 20,068 18,892 39,343 40,791
Impairment of goodwill 0   0  
Operating (loss) income 34,893 19,495 54,939 35,129
Operating Segments | Expedited Freight | Network        
Segment Reporting [Line Items]        
Revenues 225,971 193,829 414,148 383,991
Operating Segments | Expedited Freight | Truckload        
Segment Reporting [Line Items]        
Revenues 69,237 42,636 131,781 81,891
Operating Segments | Expedited Freight | Other        
Segment Reporting [Line Items]        
Revenues 23,854 21,231 45,840 41,195
Operating Segments | Omni Logistics        
Segment Reporting [Line Items]        
Revenues 338,547 328,316 640,965 651,786
Less:        
Purchased transportation 190,166 185,040 359,089 370,774
Salaries, wages and employee benefits 62,226 61,584 115,622 118,367
Operating leases 27,466 25,686 55,168 52,776
Depreciation and amortization 23,878 22,419 48,369 44,649
Insurance and claims 276 1,248 744 3,863
Fuel expense 457 888 961 1,905
Other operating expenses 20,082 24,265 46,286 48,891
Impairment of goodwill 244,006   244,006  
Operating (loss) income (230,010) 7,186 (229,280) 10,561
Operating Segments | Intermodal        
Segment Reporting [Line Items]        
Revenues 59,724 59,146 112,816 121,638
Less:        
Purchased transportation 22,087 20,049 41,429 40,225
Salaries, wages and employee benefits 13,783 15,385 27,446 31,316
Operating leases 6,100 5,336 11,881 11,114
Depreciation and amortization 3,882 4,502 8,035 9,222
Insurance and claims 1,799 3,147 4,570 5,938
Fuel expense 2,541 1,857 4,911 4,012
Other operating expenses 3,431 4,455 7,219 9,854
Impairment of goodwill 0   0  
Operating (loss) income 6,101 4,415 7,325 9,957
Corporate and Eliminations        
Segment Reporting [Line Items]        
Revenues (44,297) (26,314) (90,468) (48,376)
Intersegment revenues        
Segment Reporting [Line Items]        
Revenues (44,297) (26,172) 90,468 48,376
Intersegment revenues | Expedited Freight        
Segment Reporting [Line Items]        
Revenues (43,201) (25,873) (88,735) (48,058)
Intersegment revenues | Omni Logistics        
Segment Reporting [Line Items]        
Revenues 0 0 0 0
Intersegment revenues | Intermodal        
Segment Reporting [Line Items]        
Revenues (1,096) (299) (1,733) (318)
Corporate        
Segment Reporting [Line Items]        
Revenues 0 (142) 0 0
Less:        
Purchased transportation (44,297) (26,237) (90,468) (48,565)
Salaries, wages and employee benefits (3,537) 14,583 (10,670) 31,207
Operating leases 270 1,128 972 1,620
Depreciation and amortization 2,007 (472) 3,572 (441)
Insurance and claims 1,585 448 1,684 (260)
Fuel expense (22) 15 (22) 21
Other operating expenses 11,993 (4,205) 18,319 (596)
Impairment of goodwill 0   0  
Operating (loss) income (12,296) (11,574) (13,855) (31,362)
Corporate | Ground        
Segment Reporting [Line Items]        
Revenues 0 (142) 0 0
Corporate | Contract Logistics        
Segment Reporting [Line Items]        
Revenues 0 0 0 0
Corporate | Air and Ocean        
Segment Reporting [Line Items]        
Revenues 0 0 0 0
Corporate | Intermodal        
Segment Reporting [Line Items]        
Revenues 0 0 0 0
Reconciliation        
Less:        
Interest expense, net (43,721) (45,326) (87,308) (90,873)
Foreign exchange (loss) gain (566) (4,653) 1,132 (5,575)
Other income (expense), net $ 1,569 $ (6,656) $ (15,388) $ (6,552)