Related Party Transactions - Schedule of Related Party Transactions (Detail) - USD ($)	12 Months Ended				48 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2021
Related Party Transaction [Line Items]
Reimbursement of expense support	$ 1,830,920	$ 0			$ 1,830,920
2018
Related Party Transaction [Line Items]
Reimbursement of expense support				$ 352,653
2019
Related Party Transaction [Line Items]
Reimbursement of expense support			$ 969,591
2020
Related Party Transaction [Line Items]
Reimbursement of expense support	508,676
Commissions | Managing Dealer /Placement Agent
Related Party Transaction [Line Items]
Related party fees and expenses	1,524,232	1,918,852
Dealer Manager Fees | Managing Dealer /Placement Agent
Related Party Transaction [Line Items]
Related party fees and expenses	820,985	1,256,229
Distribution and shareholder servicing fees | Managing Dealer /Placement Agent
Related Party Transaction [Line Items]
Related party fees and expenses	396,774	165,012
Organization and offering reimbursement | Manager and Sub-Manager
Related Party Transaction [Line Items]
Related party fees and expenses	2,490,377	1,142,237
Base management fees | Manager and Sub-Manager
Related Party Transaction [Line Items]
Related party fees and expenses	4,845,052	2,596,842
Return incentive fees | Manager and Sub-Manager
Related Party Transaction [Line Items]
Related party fees and expenses	7,282,840	4,150,562
Expense Support and Conditional Reimbursement Agreement: Expense support
Related Party Transaction [Line Items]
Reimbursement of expense support	1,830,920	0
Expense Support and Conditional Reimbursement Agreement: Expense support | Manager and Sub-Manager
Related Party Transaction [Line Items]
Related party fees and expenses	0	(3,301,473)
Reimbursement of third party operating expenses | Manager
Related Party Transaction [Line Items]
Related party fees and expenses	104,195	191,070
Reimbursement of third party pursuit costs | Sub-Manager
Related Party Transaction [Line Items]
Related party fees and expenses	$ 651,362	$ 154,727