Receivables, net - Net Components Of Receivables (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Receivables [Abstract]
Customers, trade	$ 1,591,503	$ 1,491,592
Income tax receivable	112,580	8,428
Other	89,092	88,520
Receivables, gross	1,793,175	1,588,540
Less: allowance for discounts, returns, claims and doubtful accounts	83,682	61,921
Receivables, net	$ 1,709,493	$ 1,526,619