Annual report [Section 13 and 15(d), not S-K Item 405]

Operations and Summary of Significant Accounting Policies - Narrative (Details)

v3.25.1
Operations and Summary of Significant Accounting Policies - Narrative (Details)
$ in Thousands
 3 Months Ended 6 Months Ended 12 Months Ended
Dec. 31, 2024
USD ($)
Sep. 30, 2024
USD ($)
Jun. 30, 2024
USD ($)
Dec. 31, 2023
USD ($)
entity
Jun. 30, 2024
USD ($)
Dec. 31, 2024
USD ($)
segment
Dec. 31, 2023
USD ($)
Dec. 31, 2022
USD ($)
Dec. 31, 2016
USD ($)
Property, Plant and Equipment [Line Items]                  
Number of reportable segments | segment           3      
Cash $ 103,447     $ 111,969   $ 103,447 $ 111,969    
Cash equivalents 1,456     10,000   1,456 10,000    
Restricted cash equivalents 363     39,604   363 39,604 $ 0  
Property and Equipment                  
Capitalized computer software, net 13,876     7,361   13,876 7,361    
Capitalized computer software, amortization           3,377 2,909 2,558  
Impairment of goodwill   $ 14,751       1,028,397 0 0  
Goodwill impairment prior to adjustments     $ 1,092,741   $ 1,092,741        
Acquisition adjustment (79,095)           90    
Goodwill accumulated impairment 1,054,083         1,054,083      
Goodwill tax deductible 336,600         336,600      
Amortization of Intangible Assets           85,873 16,039 $ 12,213  
Intangible assets, estimated future amortization                  
2025 92,412         92,412      
2026 90,557         90,557      
2027 89,096         89,096      
2028 85,199         85,199      
2029 76,732         76,732      
Liability insurance coverage           100      
Self-insurance retention workers' compensation           500      
Self insurance reserve 65,112     66,374   65,112 66,374    
Insurance and claims accruals 23,021     19,566   23,021 19,566    
Self insurance reserve, noncurrent 42,091     46,808   42,091 46,808    
Insurance settlements receivable $ 19,791     $ 26,712   $ 19,791 $ 26,712    
Share-based awards, vesting period (in years)           3 years      
Variable Interest Entity, Primary Beneficiary                  
Property, Plant and Equipment [Line Items]                  
Number of VIEs | entity       2          
Truckload Services                  
Property and Equipment                  
Impairment of goodwill                 $ 25,686
Employee Stock Option                  
Intangible assets, estimated future amortization                  
Share-based awards, vesting period (in years)           3 years      
Computer software                  
Property and Equipment                  
Property and equipment, useful life (in years) 5 years         5 years      
Minimum                  
Property and Equipment                  
Capitalized computer software, amortization period (in years) 3 years         3 years      
Estimated useful life (in years)           20 years      
Minimum | Buildings and improvements                  
Property and Equipment                  
Property and equipment, useful life (in years) 30 years         30 years      
Minimum | Equipment                  
Property and Equipment                  
Property and equipment, useful life (in years) 3 years         3 years      
Maximum                  
Property and Equipment                  
Capitalized computer software, amortization period (in years) 5 years         5 years      
Estimated useful life (in years)           1 year      
Maximum | Aggregate deductible for claims between $5,000 and $10,000                  
Intangible assets, estimated future amortization                  
Layer           $ 10,000      
Maximum | Buildings and improvements                  
Property and Equipment                  
Property and equipment, useful life (in years) 40 years         40 years      
Maximum | Equipment                  
Property and Equipment                  
Property and equipment, useful life (in years) 10 years         10 years