Quarterly report pursuant to Section 13 or 15(d)

Related-Party Transactions - Additional Information (Detail)

v3.21.1
Related-Party Transactions - Additional Information (Detail)
 3 Months Ended
Jul. 14, 2020
Feb. 20, 2020
$ / shares
shares
Mar. 31, 2021
USD ($)
quarter
officer
Mar. 31, 2020
USD ($)
Dec. 31, 2020
USD ($)
Related Party Transaction [Line Items]          
Number of executive officers | officer     2    
Amount due to Adviser and Administrator [1]     $ 3,225,000   $ 2,960,000
Annual base management fee, in percentage of stockholders' equity, adjusted to unrealized gains or losses (as percent) 0.425%   1.50%    
Quarterly base management fee, in percentage of stockholders' equity, adjusted to unrealized gains or losses (as percent) 0.10625%   0.375%    
Base management fee [2]     $ 1,444,000 $ 1,412,000  
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 [2]     $ 1,236,000 1,055,000  
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]     $ 297,000 438,000  
Fees paid     $ 14,000 $ 89,637  
Financing fee on total secured mortgages percentage (as percent)     0.25% 0.25%  
Selling commissions (as percent)   6.00%      
Dealer management fee (as percent)   3.00%      
Dealer management fee, payments for commissions     $ 3,375    
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%    
Series F Cumulative Redeemable Preferred Stock | Preferred Stock | Dealer Management Agreement          
Related Party Transaction [Line Items]          
Redeemable preferred stock, shares authorized (in shares) | shares   20,000,000      
Redeemable preferred stock, dividend rate percentage (as percent)   6.00%      
Redeemable preferred stock, par value (in dollars per share) | $ / shares   $ 0.001      
Redeemable preferred stock, dividend reinvestment plan, shares authorized (in shares) | shares   6,000,000      
[1] Refer to Note 2 “Related-Party Transactions”
[2] Refer to Note 2 “Related-Party Transactions”