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Segment and Geographic Information - Geographic Information (Details) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Dec. 31, 2020
Sep. 30, 2020
Jun. 30, 2020
Mar. 31, 2020
Dec. 31, 2019
Sep. 30, 2019
Jun. 30, 2019
Mar. 31, 2019
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Revenues from External Customers and Long-Lived Assets [Line Items]                      
Revenues $ 392,158 $ 359,890 $ 412,746 $ 466,490 $ 498,362 $ 452,459 $ 446,014 $ 467,604 $ 1,631,284 $ 1,864,439 $ 1,780,858
Long-Lived Assets 383,485       347,673       383,485 347,673 300,883
United States                      
Revenues from External Customers and Long-Lived Assets [Line Items]                      
Revenues                 1,078,139 1,193,513 1,224,135
Long-Lived Assets 286,079       254,395       286,079 254,395 226,358
Mexico                      
Revenues from External Customers and Long-Lived Assets [Line Items]                      
Revenues                 530,462 641,505 531,744
Long-Lived Assets 82,438       80,385       82,438 80,385 65,260
Other Latin America                      
Revenues from External Customers and Long-Lived Assets [Line Items]                      
Revenues                 22,683 29,421 24,979
Long-Lived Assets $ 14,968       $ 12,893       $ 14,968 $ 12,893 $ 9,265