Annual report pursuant to Section 13 and 15(d)

Geographic Information (Details)

v3.20.4
Geographic Information (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Revenues from External Customers and Long-Lived Assets [Line Items]      
Long-lived Assets $ 738,360 $ 589,565  
Revenues 1,032,275 866,933 $ 787,138
United States      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Long-lived Assets 706,177 564,047  
Revenues 955,436 815,405 734,748
Canada      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Long-lived Assets 29,768 24,684  
Revenues 45,089 35,031 36,728
Other      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Long-lived Assets 2,415 834  
Revenues $ 31,750 $ 16,497 $ 15,662