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Agreements with Diversus - Additional Information (Details) - USD ($)
3 Months Ended
Mar. 31, 2020
Dec. 31, 2019
Mar. 27, 2019
Related Party Transaction [Line Items]      
Earned management fee, percentage 12.00%    
Quarterly performance fees payable $ 0    
Prepaid management fee $ 8,571,428 $ 8,928,571 $ 10,000,000
Prepaid management fee amortization period 7 years    
Line of credit facility, maximum borrowing capacity     $ 6,000,000
Line of credit $ 0    
Other Underwriting Expenses [Member]      
Related Party Transaction [Line Items]      
Prepaid management amortization expense $ 357,143