Stockholders' Equity - Additional Information (Detail1) - USD ($)			3 Months Ended				6 Months Ended
	Aug. 31, 2020	Jul. 27, 2020	Jun. 30, 2026	Mar. 31, 2026	Jun. 30, 2025	Mar. 31, 2025	Jun. 30, 2026	Jun. 30, 2025
Stockholders Equity [Line Items]
Stock repurchased, shares			561,441		373,215		1,115,772	825,250
Stock repurchase			$ 11,394,786	$ 11,171,248	$ 7,500,181	$ 9,268,973	$ 22,566,034	$ 16,769,154
Stock repurchased outstanding value							$ 2,543,311	$ 2,209,317
Second Amended and Restated Share Repurchase Program [Member]
Stockholders Equity [Line Items]
Percentage of common stock aggregate net asset value during previous month	2.00%
Percentage of common stock aggregate net asset value during prior quarter							5.00%
Percentage of redemption price rate		95.00%
Percentage of waive holding discount with repurchase shares acquire		5.00%
Percentage of waive holding discount in case of death or disability of stockholder		5.00%
Stock repurchase							$ 2,500
Second Amended and Restated Share Repurchase Program [Member] \| Maximum [Member]
Stockholders Equity [Line Items]
Percentage of common stock aggregate net asset value during previous month							2.00%
Percentage of common stock aggregate net asset value during prior quarter	5.00%