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Long-Term Debt - Additional Information (Detail) - USD ($)
12 Months Ended
May. 13, 2015
Dec. 31, 2015
Dec. 31, 2014
Debt Instrument [Line Items]      
Total long-term debt, including current portion   $ 25,860,000 $ 26,978,000
Construction Loan [Member]      
Debt Instrument [Line Items]      
Loan, principal amount $ 11,000,000    
Construction loan, outstanding borrowings $ 0    
Construction loan, percentage of appraised value of constructed property 80.00%    
Construction loan, maturity date description   The Construction Loan matures on the earlier of the completion of construction or November 13, 2016, with variable interest accruing at the greater of (i) the prime rate, plus 50 basis points or (ii) 4.0%.  
Debt Instrument, floor interest rate 4.00%    
Construction Loan [Member] | Term Loan [Member]      
Debt Instrument [Line Items]      
Construction loan, maturity date description   At maturity, the outstanding principal balance of the Construction Loan, if any, will be automatically converted to a 78-month term loan.  
Maturity period of term loan 78 months    
2022 Note [Member]      
Debt Instrument [Line Items]      
Debt instrument, interest rate     10.00%
Derivative liability     $ 500,000
Unamortized discount     4,100,000
Prime Rate | Construction Loan [Member]      
Debt Instrument [Line Items]      
Debt instrument basis spread on variable rate 0.50%    
London Interbank Offered Rate L I B O R | Construction Loan [Member] | Term Loan [Member]      
Debt Instrument [Line Items]      
Debt instrument basis spread on variable rate 2.25%    
2021 Consolidated Loan [Member]      
Debt Instrument [Line Items]      
Debt instrument maturity date   May 30, 2021  
Total long-term debt, including current portion   $ 25,860,000 $ 26,978,000
Debt instrument, interest rate   4.75%  
Debt instrument, restrictive covenants   Maintaining a fixed charge coverage ratio of EBITDA to fixed charges (defined as current maturities of long-term debt, interest expense, rent expense and distributions), of greater than 1.2 to 1.0  
2021 Consolidated Loan [Member] | Minimum [Member]      
Debt Instrument [Line Items]      
Debt coverage ratio of indebtedness   120.00%