Quarterly report pursuant to Section 13 or 15(d)

Revenue Recognition (Disaggregated Revenue) (Details)

v3.8.0.1
Revenue Recognition (Disaggregated Revenue) (Details) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Dec. 31, 2017
Dec. 31, 2016
Disaggregation of Revenue [Line Items]        
Revenue from customers $ 191,006 $ 163,520    
Total revenues 218,042 185,434 [1]    
Sales Of VOIs [Member]        
Disaggregation of Revenue [Line Items]        
Revenue from customers 56,141 54,236    
Total revenues 56,141 54,236 [1] $ 242,017 $ 273,874
Fee-Based Sales Commissions [Member]        
Disaggregation of Revenue [Line Items]        
Revenue from customers 45,854 45,154    
Total revenues 45,854 45,154 [1]    
Other Fee-Based Services [Member]        
Disaggregation of Revenue [Line Items]        
Revenue from customers 23,952 22,027    
Total revenues 28,024 26,121 [1]    
Cost Reimbursements [Member]        
Disaggregation of Revenue [Line Items]        
Revenue from customers 16,200 14,670    
Total revenues 16,200 14,670 [1] 52,639 49,557
Resort Title Fees [Member]        
Disaggregation of Revenue [Line Items]        
Revenue from customers 2,689 2,817    
Rental Revenue [Member]        
Disaggregation of Revenue [Line Items]        
Revenue from customers 1,383 1,277    
Trade Sales - Wholesale [Member]        
Disaggregation of Revenue [Line Items]        
Revenue from customers 18,365 21,863    
Trade Sales - Retail [Member]        
Disaggregation of Revenue [Line Items]        
Revenue from customers 20,013 1,476    
Sales Of Real Estate Inventory [Member]        
Disaggregation of Revenue [Line Items]        
Revenue from customers 6,409      
Total revenues 6,409      
Interest Income [Member]        
Disaggregation of Revenue [Line Items]        
Total revenues 21,917 21,155 [1]    
Net Gains (Loss) On Sales Of Assets [Member]        
Disaggregation of Revenue [Line Items]        
Total revenues 4,070 (198) [1] $ 1,949 $ 3,802
Other Revenue [Member]        
Disaggregation of Revenue [Line Items]        
Total revenues $ 1,049 $ 957 [1]    
[1] See Note 1 for a summary of adjustments.