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Mortgage and Loans Payable - Schedule of Allocation of Cash Proceeds Related to Additional Financing (Detail) (USD $)
Dec. 31, 2013
Oct. 11, 2010
Short-term Debt [Line Items]    
Convertible notes payable $ 9,955,000 $ 928,481
Compound Embedded Derivative [Member]
    
Short-term Debt [Line Items]    
Convertible notes payable 2,989,537  
Warrants [Member]
    
Short-term Debt [Line Items]    
Convertible notes payable 2,054,601  
Additional Financing [Member]
    
Short-term Debt [Line Items]    
Convertible notes payable 7,994,482  
Additional Financing [Member] | Additional Note [Member]
    
Short-term Debt [Line Items]    
Convertible notes payable 6,339,642  
Additional Financing [Member] | Compound Embedded Derivative [Member]
    
Short-term Debt [Line Items]    
Convertible notes payable 1,291,298  
Additional Financing [Member] | Warrants [Member]
    
Short-term Debt [Line Items]    
Convertible notes payable $ 363,542