Annual report pursuant to Section 13 and 15(d)

Segment Reporting (Details)

v3.20.4
Segment Reporting (Details)
$ in Thousands
 3 Months Ended 12 Months Ended
Dec. 31, 2020
USD ($)
Sep. 30, 2020
USD ($)
Jun. 30, 2020
USD ($)
Mar. 31, 2020
USD ($)
Dec. 31, 2019
USD ($)
Sep. 30, 2019
USD ($)
Jun. 30, 2019
USD ($)
Mar. 31, 2019
USD ($)
Dec. 31, 2020
USD ($)
numberOfSegments
Dec. 31, 2019
USD ($)
numberOfSegments
Dec. 31, 2018
USD ($)
Segment Reporting Information [Line Items]                      
Number of principal reporting segments | numberOfSegments                 2 3  
Number of Reportable Segments | numberOfSegments                 2    
External revenues $ 350,341 $ 331,997 $ 281,678 $ 305,557 $ 319,656 $ 313,683 $ 302,887 $ 278,961 $ 1,269,573 $ 1,215,187 $ 1,137,613
Depreciation and amortization                 37,125 36,394 35,831
Amortization of Intangible Assets                 13,489 10,183 8,109
Share-based Compensation                 11,033 11,715 10,191
Interest expense                 4,561 2,711 1,783
Operating Income (Loss)                 73,924 112,416 117,216
Total assets 1,047,393       990,878       1,047,393 990,878  
Expedited Freight Revenue                 1,072,301 1,000,934 941,967
Continuing Operations                      
Segment Reporting Information [Line Items]                      
External revenues                 1,269,673 1,215,483 1,138,039
Revenue from Related Parties                 (100) (296) (426)
Depreciation                 23,637 26,211 27,722
Amortization of Intangible Assets                 13,488 10,183 8,109
Operating Income (Loss)                 73,924 112,416 117,216
Total assets 973,294       899,222       973,294 899,222 712,310
Additions to Other Assets, Amount                 20,268 22,007 39,564
Expedited Freight                      
Segment Reporting Information [Line Items]                      
External revenues                 1,070,106 997,877 937,289
Revenue from Related Parties                 2,195 3,057 4,678
Depreciation                 19,824 23,087 25,707
Amortization of Intangible Assets                 7,203 4,335 3,499
Operating Income (Loss)                 71,266 103,640 103,652
Total assets 905,081       717,555       905,081 717,555 555,501
Additions to Other Assets, Amount                 19,820 21,290 38,710
Intermodal [Member]                      
Segment Reporting Information [Line Items]                      
External revenues                 199,567 217,606 200,750
Revenue from Related Parties                 36 105 256
Depreciation                 3,693 3,086 1,719
Amortization of Intangible Assets                 6,285 5,848 4,610
Operating Income (Loss)                 16,391 23,679 23,266
Total assets 221,963       206,576       221,963 206,576 167,002
Additions to Other Assets, Amount                 448 717 854
Business Intersegment, Eliminations [Member]                      
Segment Reporting Information [Line Items]                      
Revenue from Related Parties                 (2,331) (3,458) (5,360)
Depreciation                 120 38 296
Operating Income (Loss)                 (13,733) (14,903) (9,702)
Total assets $ (153,750)       $ (24,909)       (153,750) (24,909) (10,193)
Network revenue [Member]                      
Segment Reporting Information [Line Items]                      
Expedited Freight Revenue                 625,517 675,312 677,416
Truckload revenue [Member]                      
Segment Reporting Information [Line Items]                      
Expedited Freight Revenue                 194,058 196,855 196,980
Final Mile revenue [Member]                      
Segment Reporting Information [Line Items]                      
Expedited Freight Revenue                 224,475 100,555 39,400
Other revenue [Member]                      
Segment Reporting Information [Line Items]                      
Expedited Freight Revenue                 $ 28,251 $ 28,212 $ 28,171