FAIR VALUE MEASUREMENTS - Additional Information (Details) - USD ($)
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Liabilities measured at fair value on a recurring basis $ 0 $ 0  
Impairment charges 0 0 $ 0
Series 2012 Bonds      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Fair value of bonds payable   49,268,000  
Level 2 | Series 2012 Bonds      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Fair value of bonds payable 49,268,000    
Level 2 | Loans payable | Container Loan 1      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Fair value of bonds payable 34,758,000 42,515,000  
Level 2 | Loans payable | Container Loan 2      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Fair value of bonds payable 11,359,000 $ 19,129,000  
Terminal Site Property      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Note receivable $ 14,869,000    
Loans receivable interest rate 10.00%    
Co-venturer      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Note receivable $ 3,725,000    
Loans receivable interest rate 12.00% 12.00%