Revenue (Disaggregation of Revenue by Geographical Areas) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Disaggregation of revenue
Revenues	$ 702,891	$ 590,214	$ 1,969,151	$ 1,751,876
United States
Disaggregation of revenue
Revenues	657,795	534,978	1,815,180	1,581,474
Mexico
Disaggregation of revenue
Revenues	38,187	36,708	116,268	111,174
Others
Disaggregation of revenue
Revenues	$ 6,909	$ 18,528	$ 37,703	$ 59,228