Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Details Textual)

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Stockholders' Equity (Details Textual) (USD $)
In Millions, except Share data, unless otherwise specified
 1 Months Ended 6 Months Ended
Mar. 31, 2011
Jun. 30, 2012
Dec. 31, 2011
Dividends Payable [Line Items]      
Common stock, shares issued   10,945,379 10,945,379
Common stock, par value   $ 0.001 $ 0.001
Stockholders Equity (Textual) [Abstract]      
Maximum aggregate sales price of shares to be issued under open market sale agreement   $ 25.0  
Number of shares sold under open market sale agreement   192,365  
Net proceeds of shares sold under open market sale agreement   3.4 [1]  
Maximum remaining capacity to sell common stock under open market sale agreement   $ 21.6  
Shares intended to be offered pursuant to primary offering 3,000,000    
Shares intended to be offered pursuant to senior common distribution reinvestment plan 500,000    
Senior Common Stock [Member]
      
Dividends Payable [Line Items]      
Common stock, shares issued 3,500,000    
Common stock, par value 0.001    
Common stock shares issued, selling price 15.00    
Shares of senior common stock sold in ongoing offering 38,133    
[1] (1) Refer to Note 2 Related-Party Transactions