Annual report pursuant to Section 13 and 15(d)

Basis Of Presentation And Significant Accounting Policies (Narrative) (Details)

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Basis Of Presentation And Significant Accounting Policies (Narrative) (Details) - USD ($)
3 Months Ended 12 Months Ended
Dec. 31, 2017
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Schedule of Equity Method Investments [Line Items]        
Minimum percentage of sales price for revenue on VOI sales to be recognized   90.00%    
Management contracts, initial term   3 years    
Management contracts, renewal term   1 year    
Inventory impairment charges   $ 0 $ 0  
Unamortized deferred financing costs $ 13,400,000 13,100,000 13,400,000  
Interest expense from the amortization of deferred financing costs   3,500,000 3,100,000 $ 3,100,000
Internal use software capitalized costs 5,300,000 10,000,000 5,300,000  
Intangible assets, impairment charges   $ 0 $ 0 $ 0
Corporate tax rate   21.00% 35.00%  
Tax Cuts and Jobs Act of 2017, income tax benefit 47,700,000      
Earnings per share, potentially dilutive amount   0 0 0
Advertising expense   $ 136,900,000 $ 147,100,000 $ 144,400,000
Minimum percent of VOI sales generated by one marketing arrangement   14.00% 15.00% 16.00%
90 Days Or More [Member]        
Schedule of Equity Method Investments [Line Items]        
Notes receivable past due $ 12,900,000 $ 20,400,000 $ 12,900,000  
Maximum [Member]        
Schedule of Equity Method Investments [Line Items]        
Property, plant and equipment, useful life   5 years    
Minimum [Member]        
Schedule of Equity Method Investments [Line Items]        
Property, plant and equipment, useful life   3 years    
Bluegreen/Big Cedar Vacations, LLC [Member]        
Schedule of Equity Method Investments [Line Items]        
Percentage of ownership interest   51.00%