Quarterly report pursuant to Section 13 or 15(d)

Related-Party Transactions - Summary of Management Fees, Incentive Fees and Associated Credits and Administration Fees (Detail)

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Related-Party Transactions - Summary of Management Fees, Incentive Fees and Associated Credits and Administration Fees (Detail) (USD $)
 3 Months Ended 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Jun. 30, 2013
Management Fee:        
Allocated payroll and benefits       $ 38,668
Allocated overhead expenses       7,538
Prior management advisory fee       46,206
Amended base management fee 236,531 25,136 477,579 38,095
Total management fee 236,531 [1] 25,136 [1] 477,495 [1] 84,301 [1]
Incentive Fee:        
Incentive fee       41,037 [1]
Credit from voluntary, irrevocable waiver by Adviser's board of directors   (41,037)   (41,037)
Net incentive fee   (41,037)    
Administration Fee:        
Allocated payroll and benefits       14,034
Allocated overhead expenses       4,498
Prior administration fee       18,532
Amended administration fee 65,047 57,508 131,205 77,308
Total administration fee $ 65,047 [1] $ 57,508 [1] $ 131,205 [1] $ 95,840 [1]
[1] Refer to Note 4, "Related-Party Transactions," for additional information