Quarterly report pursuant to Section 13 or 15(d)

Significant Accounting Policies - Disaggregated Revenue (Details)

v3.20.2
Significant Accounting Policies - Disaggregated Revenue (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Disaggregation of Revenue [Line Items]        
Revenue from operations $ 1,058,166 $ 1,048,457 $ 2,941,740 $ 3,099,905
LTL Service Revenue [Member]        
Disaggregation of Revenue [Line Items]        
Revenue from operations 1,044,640 1,035,093 2,903,140 3,058,864
Other Service Revenue [Member]        
Disaggregation of Revenue [Line Items]        
Revenue from operations $ 13,526 $ 13,364 $ 38,600 $ 41,041