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Noncontrolling Interests And Redeemable Noncontrolling Interest (Summary Of Noncontrolling Interests) (Details) - USD ($)
$ in Thousands
Jun. 30, 2020
Dec. 31, 2019
Noncontrolling Interest [Line Items]    
Noncontrolling interests $ 79,011 $ 90,275
Bluegreen [Member]    
Noncontrolling Interest [Line Items]    
Noncontrolling interests 27,822 39,740
Bluegreen/Big Cedar Vacation [Member]    
Noncontrolling Interest [Line Items]    
Noncontrolling interests 50,911 49,534
Joint Ventures And Other [Member]    
Noncontrolling Interest [Line Items]    
Noncontrolling interests $ 278 $ 1,001