RELATED PARTY ARRANGEMENTS - Investment Advisory Agreement (Details) - Related party - Investment Advisory Agreement - Stellus Capital - USD ($)	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
RELATED PARTY ARRANGEMENTS
Annual base management fee percentage	1.75%
Base management fees	$ 17,178,177	$ 15,698,129	$ 15,452,347
Management fees	$ 4,442,705	$ 4,034,109