Business Segments and Geographic Information - Schedule of Pre-Tax Income Reconciliation of Segments (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Pre-Tax Income Reconciliation of Segments
Operating income from segments	$ 114,109	$ 109,944
Unallocated amounts:
General and Administrative Expenses	(48,479)	(53,782)
Net interest expense	(25,642)	(28,742)
Gain (loss) on extinguishment of debt	3,038	1,563
Gain on sales of real estate	13,329	424
Income before income taxes and equity in earnings of affiliates	$ 56,355	$ 29,407