Basis of Presentation (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Cost of goods sold	$ 492,812	$ 569,880	$ 1,520,329	$ 1,677,596
Income before income taxes and equity in net income of unconsolidated investments	$ 121,544	163,723	$ 325,092	$ 484,653
Out-of-period adjustment
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Cost of goods sold		$ 7,000