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Related Party Transactions - Additional Information (Detail) - USD ($) |  |  | 1 Months Ended | 3 Months Ended | 9 Months Ended |
--- | --- | --- | --- | --- | --- | ---
Aug. 27, 2020 | May 06, 2020 | May 31, 2019 | Sep. 30, 2020 | Sep. 30, 2019 | Sep. 30, 2020 | Sep. 30, 2019 | Dec. 31, 2019
Series A Preferred Interest |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Preferred shares issued | 4,000 |  |  |  |  |  |  |
Shares issued, price per share | $ 1,000 |  |  |  |  |  |  |
Preferred shares issued | $ 4,000,000 |  |  |  |  |  |  |
Preferred Stock, non-voting description |  |  |  |  |  | While the preferred shares are non-voting, the preferred shareholders are entitled to appoint two additional members to the Company’s Board of Directors whenever the “Unpaid Targeted Priority Return” with respect to the preferred shares exceed zero immediately following six or more “Distribution Dates”, whether or not such Distribution Dates occur consecutively. |  |
Fox Paine Funds |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Company's total voting power |  |  |  | 77.50% |  | 77.50% |  |
FM Entities |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Company's total voting power |  |  |  | 4.80% |  | 4.80% |  |
Fox Paine Entities |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Minimum voting power required to nominate Directors |  |  |  | 25.00% |  | 25.00% |  |
Wyncote LLC | Series A Preferred Interest |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Preferred shares issued | 4,000 |  |  |  |  |  |  |
Shares issued, price per share | $ 1,000 |  |  |  |  |  |  |
Preferred shares issued | $ 4,000,000 |  |  |  |  |  |  |
Fox Paine and Company |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Elimination of reimbursable expenses |  | $ 550,000 |  |  |  |  |  |
Increase in management fee |  | $ 550,000 |  |  |  |  |  |
Management fees |  |  |  | $ 600,000 | $ 500,000 | $ 2,000,000.0 | $ 1,500,000 |
Prepaid management fees |  |  |  | $ 2,500,000 |  | 2,500,000 |  | $ 1,400,000
Advisory services fees, accrued |  |  | $ 2,000,000.0 |  |  | 10,000,000.0 |  |
Advisory services fees paid |  |  |  |  |  | 10,000,000.0 |  |
Advisory services fees approved by conflicts committee |  |  |  |  |  | $ 10,000,000.0 |  |

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