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           Related-Party Transactions - Details of Amounts Due to Related Parties on Our Accompanying Condensed Consolidated Balance Sheets (Detail) (USD $) 
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           Mar. 31, 2014 
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           Dec. 31, 2013 
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| Related Party Transactions [Abstract] | ||||||
| Management fee due to Adviser | $ 240,964 | $ 91,823 | ||||
| Other due to Adviser | 2,130 | 9,834 | ||||
| Total due to Adviser | 243,094 | 101,657 | ||||
| Administration fee due to Administrator | 66,158 | 59,062 | ||||
| Other due to Administrator | 619 | |||||
| Total due to Administrator | 66,777 | 59,062 | ||||
| Total due to related parties | $ 309,871 | [1] | $ 160,719 | [1] | ||
          
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- Definition 
          Administrative fee due to administrator. No definition available. 
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| X | ||||||||||
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- Definition 
          Due to adviser. No definition available. 
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| X | ||||||||||
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- Definition 
          Fee due to administrator. No definition available. 
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| X | ||||||||||
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- Definition 
          Management fee due to advisor. No definition available. 
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| X | ||||||||||
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- Definition 
          Other due to administrator. No definition available. 
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- Definition 
          Other due to advisor. No definition available. 
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| X | ||||||||||
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- Definition 
          Carrying amount as of the balance sheet date of obligations due all related parties. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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- Details 
          
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