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Notes Receivable - Additional Information (Detail)
 12 Months Ended
Dec. 31, 2016
USD ($)
Dec. 31, 2015
USD ($)
Dec. 31, 2014
USD ($)
Apr. 30, 2005
USD ($)
Room
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Number of hotel rooms | Room       1,500
Interest income $ 11,500,000 $ 12,384,000 $ 12,075,000  
National Bonds [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Interest income 11,400,000 12,300,000 12,100,000  
Payment received relating to notes receivables $ 11,100,000 $ 9,400,000 $ 10,800,000  
Bonds A Series [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Bond issued, face value       $ 95,000,000
Interest Rates on Bonds 8.00%      
Maturity date of notes receivable Jul. 01, 2034      
Aggregate carrying values $ 82,700,000      
Effective interest rates on bonds 8.04%      
Present value of future debt service payments discounted       93,800,000
Bonds B Series [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Bond issued, face value       50,000,000
Interest Rates on Bonds 10.00%      
Maturity date of notes receivable Sep. 01, 2037      
Aggregate carrying values $ 70,200,000      
Effective interest rates on bonds 11.42%      
Present value of future debt service payments discounted       $ 38,300,000