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Related-Party Transactions - Summary of Management Fees, Incentive Fees and Associated Credits and Administration Fees (Detail) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2016 USD ($) | Sep. 30, 2015 USD ($) | Sep. 30, 2016 USD ($) officer | Sep. 30, 2015 USD ($)
Related Party Transactions [Abstract] |  |  |  |  |
Number of executive officers that serve as directors | officer |  |  |  | 2 |
Management fees | [1] | $ 385,576 | $ 356,871 | $ 1,158,316 | $ 981,011
Incentive fee | [1] | 22,046 | 0 | 180,923 | 0
Credits from voluntary, irrevocable waiver by Adviser's board of directors |  | 0 | 0 | 0 | (320,905)
Net fees due to our Adviser |  | 407,622 | 356,871 | 1,339,239 | 660,106
Administration fees | [1] | $ 183,605 | $ 180,722 | $ 574,842 | $ 489,510
[1] | Refer to Note 6, “Related-Party Transactions,” for additional information.

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- Definition Number of Executive Officers That Serve As Directors + References No definition available. + Details
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- Definition Related party transaction net incentive fees paid and credits received. + References No definition available. + Details
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- Definition Amount of expense for incentive rights held by the managing member or general partner, of limited liability company (LLC) or limited partnership (LP). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 + Details
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- Definition Amount of expenses related to the managing member or general partner for management of the day-to-day business functions of the limited liability company (LLC) or limited partnership (LP). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 + Details
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