Quarterly report pursuant to Section 13 or 15(d)

Segment Information - Narrative (Details)

v3.21.2
Segment Information - Narrative (Details)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2021
USD ($)
Sep. 30, 2020
USD ($)
Sep. 30, 2021
USD ($)
Segment
division
Sep. 30, 2020
USD ($)
Dec. 31, 2020
USD ($)
Segment Reporting Information [Line Items]          
Number of reportable segments | Segment     2    
Number of internal divisions | division     2    
Revenues $ 3,353,278 $ 3,020,161 $ 9,056,675 $ 8,290,487  
Foreign Countries          
Segment Reporting Information [Line Items]          
Revenues 460,800 390,600 1,390,000 1,180,000  
Property and equipment 317,600   317,600   $ 336,400
Canada          
Segment Reporting Information [Line Items]          
Revenues $ 382,072 $ 320,576 $ 1,123,077 $ 917,621  
Percentage of foreign revenues 83.00% 82.00% 81.00% 77.00%