Quarterly report pursuant to Section 13 or 15(d)

Segment Reporting (Details)

v3.21.1
Segment Reporting (Details)
$ in Thousands
 3 Months Ended
Mar. 31, 2021
USD ($)
segment
Mar. 31, 2020
USD ($)
Dec. 31, 2020
USD ($)
Segment Reporting Information [Line Items]      
Number of reportable segments | segment 2    
Operating revenue $ 362,202 $ 305,557  
Depreciation 5,795 5,979  
Amortization 3,442 3,355  
Income (loss) from continuing operations 22,724 15,772  
Purchases of property and equipment 2,695 2,651  
Total Assets 1,015,901   $ 1,047,393
Continuing Operations      
Segment Reporting Information [Line Items]      
Total Assets 1,015,901   973,294
Expedited Freight      
Segment Reporting Information [Line Items]      
Operating revenue 304,186 253,625  
Expedited Freight | Network      
Segment Reporting Information [Line Items]      
Operating revenue 178,627 152,009  
Expedited Freight | Truckload      
Segment Reporting Information [Line Items]      
Operating revenue 52,380 47,529  
Expedited Freight | Final Mile      
Segment Reporting Information [Line Items]      
Operating revenue 62,256 47,802  
Expedited Freight | Other      
Segment Reporting Information [Line Items]      
Operating revenue 10,923 6,285  
Operating Segments      
Segment Reporting Information [Line Items]      
Operating revenue 362,033 305,595  
Operating Segments | Expedited Freight      
Segment Reporting Information [Line Items]      
Operating revenue 303,531 253,140  
Depreciation 4,993 4,908  
Amortization 1,805 1,787  
Income (loss) from continuing operations 24,530 15,179  
Purchases of property and equipment 2,411 2,405  
Operating Segments | Expedited Freight | Continuing Operations      
Segment Reporting Information [Line Items]      
Total Assets 934,602   905,081
Operating Segments | Intermodal      
Segment Reporting Information [Line Items]      
Operating revenue 58,502 52,455  
Depreciation 799 1,053  
Amortization 1,637 1,568  
Income (loss) from continuing operations 4,509 3,713  
Purchases of property and equipment 284 246  
Operating Segments | Intermodal | Continuing Operations      
Segment Reporting Information [Line Items]      
Total Assets 204,178   221,963
Eliminations & Other      
Segment Reporting Information [Line Items]      
Operating revenue (498) (528)  
Depreciation 3 18  
Amortization 0 0  
Income (loss) from continuing operations (6,315) (3,120)  
Purchases of property and equipment 0 0  
Eliminations & Other | Continuing Operations      
Segment Reporting Information [Line Items]      
Total Assets (122,879)   $ (153,750)
Eliminations & Other | Expedited Freight      
Segment Reporting Information [Line Items]      
Operating revenue (655) (485)  
Eliminations & Other | Intermodal      
Segment Reporting Information [Line Items]      
Operating revenue (12) (5)  
Reconciling Items      
Segment Reporting Information [Line Items]      
Operating revenue $ (169) $ 38