Business and Geographic Segment Information - Schedule of Long-lived Assets by Geographic Areas (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Segment Reporting Information [Line Items]
Long-lived assets	$ 1,278,935	$ 1,380,417
Chile
Segment Reporting Information [Line Items]
Long-lived assets	338,187	387,422
Peru
Segment Reporting Information [Line Items]
Long-lived assets	336,898	327,908
Mexico
Segment Reporting Information [Line Items]
Long-lived assets	233,048	237,109
Brazil
Segment Reporting Information [Line Items]
Long-lived assets	198,071	245,781
United States
Segment Reporting Information [Line Items]
Long-lived assets	100,438	104,995
Other foreign countries
Segment Reporting Information [Line Items]
Long-lived assets	$ 72,293	$ 77,202