Basis of Presentation (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Jan. 01, 2020	Dec. 31, 2019	Mar. 31, 2019	Dec. 31, 2018
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Allowance for accounts receivable	$ 75,426	$ 52,274	$ 52,274	$ 46,742	$ 46,948
Deferred income taxes, net	16,335	12,833	12,833
Deferred income taxes, net	212,450	218,740	218,740
Retained earnings	1,514,358	1,539,201	1,539,201
Non-controlling interest	$ 10,137	9,575	$ 9,575
Impact of Topic 326
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Allowance for accounts receivable		11,577
Deferred income taxes, net		(2,230)
Impact of Topic 326 | Accounting Standards Update 2016-13
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Deferred income taxes, net		570
Retained earnings		(8,587)
Non-controlling interest		(190)
As Reported
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Allowance for accounts receivable		63,851
Deferred income taxes, net		13,403
Deferred income taxes, net		216,510
Retained earnings		1,530,614
Non-controlling interest		$ 9,385