Investments - Additional Information (Detail)	12 Months Ended
	Dec. 31, 2021 USD ($) Investment portfolioCompany	Dec. 31, 2020 USD ($) portfolioCompany Investment
Schedule of Investments [Line Items]
Number of portfolio companies invested in during the year | portfolioCompany	3	3
Purchases of investments | $	$ 192,759,287	$ 64,182,774
Number of debt investments on non accrual status | Investment	0	0
Total Senior Secured Notes
Schedule of Investments [Line Items]
Weighted average yield on debt investments (in percent)	15.30%
Weighted average years to maturity	5.1