Condensed Consolidated Statements Of Operations And Comprehensive Income - USD ($) shares in Thousands, $ in Thousands		3 Months Ended
		Mar. 31, 2020	Mar. 31, 2019
Revenues
Revenue from customers		$ 182,243	$ 193,775
Interest income		21,316	21,415	[1]
Net (losses) gains on sales of real estate assets		(47)	1,332	[1]
Other revenue		574	830	[1]
Total revenues		204,086	217,352	[1]
Costs and Expenses
Interest expense		9,833	11,148	[1]
Recoveries from loan losses, net		(3,512)	(961)	[1]
Impairment losses		28,283	618	[1]
Selling, general and administrative expenses		126,853	121,993	[1]
Total costs and expenses		241,791	211,491	[1]
Equity in net earnings (losses) of unconsolidated real estate joint ventures		551	(17)	[1]
Other income		231	513	[1]
Foreign exchange gain		278	5	[1]
(Loss) income before income taxes		(36,645)	6,362	[1]
Benefit (provision) for income taxes		5,830	(1,724)	[1]
Net (loss) income		(30,815)	4,638	[1]
Less: Net (loss) income attributable to noncontrolling interests		(2,505)	3,139	[1]
Net (loss) income attributable to shareholders		$ (28,310)	$ 1,499	[1]
Basic (loss) earnings per share		$ (0.31)	$ 0.02	[1]
Diluted (loss) earnings per share		$ (0.31)	$ 0.02	[1]
Basic weighted average number of common shares outstanding		91,488	93,220	[1]
Diluted weighted average number of common and common equivalent shares outstanding		91,488	94,487	[1]
Other comprehensive (loss) income, net of tax:
Unrealized (loss) gain on securities available for sale		$ (37)	$ 28	[1]
Foreign currency translation adjustments		(550)	101	[1]
Other comprehensive (loss) income net		(587)	129	[1]
Comprehensive (loss) income, net of tax		(31,402)	4,767	[1]
Less: Comprehensive (loss) income attributable to noncontrolling interests		(2,505)	3,139	[1]
Comprehensive (loss) income attributable to shareholders		(28,897)	$ 1,628	[1]
Class A Common Stock [Member]
Costs and Expenses
Cash dividends declared per common share	[1]		$ 0.0125
Class B Common Stock [Member]
Costs and Expenses
Cash dividends declared per common share	[1]		$ 0.0125
Sales Of VOIs [Member]
Revenues
Revenue from customers		45,128	$ 51,731	[1]
Costs and Expenses
Total costs		4,099	3,848	[1]
Fee-Based Sales Commissions [Member]
Revenues
Revenue from customers		41,365	45,212	[1]
Other Fee-Based Services [Member]
Revenues
Revenue from customers		29,314	29,568	[1]
Costs and Expenses
Total costs		22,711	22,868	[1]
Cost Reimbursements [Member]
Revenues
Revenue from customers		19,120	17,044	[1]
Interest income		21,316	21,415
Costs and Expenses
Total costs		19,120	17,044	[1]
Trade Sales [Member]
Revenues
Revenue from customers		40,877	45,984	[1]
Net (losses) gains on sales of real estate assets		(47)	1,332
Costs and Expenses
Total costs		29,772	32,290	[1]
Sales Of Real Estate Inventory [Member]
Revenues
Revenue from customers		6,439	4,236	[1]
Other revenue		574	830
Costs and Expenses
Total costs		4,632	2,643	[1]
Other [Member]
Revenues
Revenue from customers		$ 1,562	$ 1,404

[1] See Note 1 for a summary of adjustments.