Annual report pursuant to Section 13 and 15(d)

Geographic Information (Details)

v3.19.3.a.u2
Geographic Information (Details) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Dec. 31, 2019
Sep. 30, 2019
Jun. 30, 2019
Mar. 31, 2019
Dec. 31, 2018
Sep. 30, 2018
Jun. 30, 2018
Mar. 31, 2018
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Revenues from External Customers and Long-Lived Assets [Line Items]                      
Long-lived assets $ 589,565       $ 466,937       $ 589,565 $ 466,937  
Revenues 306,612 $ 212,026 $ 198,183 $ 150,112 217,371 $ 205,375 $ 196,982 $ 167,410 866,933 787,138 $ 717,152
United States                      
Revenues from External Customers and Long-Lived Assets [Line Items]                      
Long-lived assets 564,047       443,385       564,047 443,385  
Revenues                 815,405 734,748 665,793
Canada                      
Revenues from External Customers and Long-Lived Assets [Line Items]                      
Long-lived assets 24,684       22,107       24,684 22,107  
Revenues                 35,031 36,728 42,186
Other                      
Revenues from External Customers and Long-Lived Assets [Line Items]                      
Long-lived assets $ 834       $ 1,445       834 1,445  
Revenues                 $ 16,497 $ 15,662 $ 9,173