Related Party Transactions - Schedule of Related Party Transactions (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Managing Dealer | Commissions
Related Party Transaction [Line Items]
Related party fees and expenses	$ 565	$ 542	$ 1,335	$ 1,084
Managing Dealer | Dealer manager fees
Related Party Transaction [Line Items]
Related party fees and expenses	288	296	689	580
Managing Dealer | Distribution and shareholder servicing fees
Related Party Transaction [Line Items]
Related party fees and expenses	210	104	549	247
Manager and Sub-Manager | Organization and offering expenses
Related Party Transaction [Line Items]
Related party fees and expenses	756	688	2,002	1,741
Manager and Sub-Manager | Base management fees
Related Party Transaction [Line Items]
Related party fees and expenses	2,425	1,287	6,417	3,277
Manager and Sub-Manager | Return incentive fees
Related Party Transaction [Line Items]
Related party fees and expenses	3,090	1,419	7,723	6,289
Manager and Sub-Manager | Expense Support Provided Expense Support and Conditional Reimbursement Agreement
Related Party Transaction [Line Items]
Related party fees and expenses	0	4,495	0	0
Manager and Sub-Manager | Reimbursement of Expense Support
Related Party Transaction [Line Items]
Related party fees and expenses	183	1,055	2,535	1,055
Manager | Reimbursement of Third Party Operating Expenses
Related Party Transaction [Line Items]
Related party fees and expenses	13	41	70	97
Sub-Manager | Reimbursement of Third Party Pursuit Costs
Related Party Transaction [Line Items]
Related party fees and expenses	$ 0	$ 137	$ 339	$ 651