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Fair Value Measurements of Financial Instruments (Details Textual) (USD $)
3 Months Ended 6 Months Ended
Mar. 31, 2014
Jun. 30, 2014
Jun. 30, 2013
Dec. 31, 2013
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]        
Notes Payable, Fair Value Disclosure   $ 53,400,000   $ 52,900,000
Notes Payable   52,600,000   52,800,000
Fair Value Inputs Discount Rate Notes Payable   4.75%    
Impairment of Real Estate $ 0 $ 0 $ 3,368,000