Quarterly report pursuant to Section 13 or 15(d)

Related-Party Transactions - Additional Information (Detail)

v3.19.1
Related-Party Transactions - Additional Information (Detail)
 3 Months Ended
Jan. 10, 2017
quarter
Mar. 31, 2019
USD ($)
officer
Mar. 31, 2018
USD ($)
Dec. 31, 2018
USD ($)
Related Party Transaction [Line Items]        
Number of executive officers | officer   2    
Amount due to Adviser and Administrator [1]   $ 2,562,000   $ 2,523,000
Annual base management fee, in percentage of stockholders' equity, adjusted to unrealized gains or losses (as percent) 1.50%      
Quarterly base management fee, in percentage of stockholders' equity, adjusted to unrealized gains or losses (as percent) 0.375%      
Base management fee [2]   $ 1,267,000 $ 1,295,000  
Pre-incentive quarterly fee FFO in percentage of common stockholders' equity that will reward the Adviser (as percent) 2.00%      
Pre-incentive annual fee FFO in percentage of common stockholders' equity that will reward the Adviser (as percent) 8.00%      
Amount to be paid to Adviser in percentage of pre-incentive fee condition one (as percent) 15.00%      
Number of quarters used for the cap of average quarterly incentive fees | quarter 4      
Incentive fee description   However, in no event shall the incentive fee for a particular quarter exceed by 15.0% (the cap) the average quarterly incentive fee paid by us for the previous four quarters (excluding quarters for which no incentive fee was paid).    
Incentive fee [2]   $ 900,000 700,000  
Portion of incentive fee waived   0 0  
Capital gains-based incentive fee (as percent) 15.00%      
Capital gain fee   0 0  
Percentage of independent directors required to terminate the Amended Advisory Agreement (as a percent) 66.67%      
Termination fee payable (as percent) 200.00%      
Notice period for termination of agreement without cause 120 days      
Notice period for termination of agreement with cause 30 days      
Administration fee [2]   400,000 400,000  
Fees paid   $ 20,000 $ 20,000  
Financing fee on total secured mortgages percentage (as percent)   0.15% 0.25%  
Minimum        
Related Party Transaction [Line Items]        
Percentage of the amount of the mortgage (as percent)   0.15%    
Maximum        
Related Party Transaction [Line Items]        
Percentage of the amount of the mortgage (as percent)   1.00%    
[1] Refer to Note 2 “Related-Party Transactions”
[2] Refer to Note 2 “Related-Party Transactions”