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Long-Term Debt (9.0% and 9.5% Revenue Bonds) - Additional Information (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 01, 2018
Dec. 31, 2018
Dec. 31, 2017
Nov. 11, 2012
Debt Instrument [Line Items]        
Debt extinguishment charge   $ (1,815) $ (810)  
9.0% and 9.5% Revenue Bonds [Member] | Park Royal [Member]        
Debt Instrument [Line Items]        
9.0% and 9.5% Revenue Bonds       $ 23,000
9.0% and 9.5% Revenue Bonds [Member] | Fair Value [Member] | Park Royal [Member]        
Debt Instrument [Line Items]        
9.0% and 9.5% Revenue Bonds       25,600
9.0% Revenue Bonds [Member]        
Debt Instrument [Line Items]        
Debt instrument interest rate 9.00%      
Debt instrument, redemption price percentage of principal amount 104.00%      
Debt instrument, Redemption date Dec. 01, 2018      
Debt extinguishment charge $ (900)      
9.0% Revenue Bonds [Member] | Park Royal [Member]        
Debt Instrument [Line Items]        
9.0% and 9.5% Revenue Bonds       $ 7,500
Debt instrument interest rate       9.00%
9.5% Revenue Bonds [Member]        
Debt Instrument [Line Items]        
Debt instrument interest rate 9.50%      
Debt instrument, redemption price percentage of principal amount 104.00%      
Debt instrument, Redemption date Dec. 01, 2018      
Debt extinguishment charge $ (900)      
9.5% Revenue Bonds [Member] | Park Royal [Member]        
Debt Instrument [Line Items]        
9.0% and 9.5% Revenue Bonds       $ 15,500
Debt instrument interest rate       9.50%