SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Earnings per share (Details) - USD ($)	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Earnings per share
Common stock underlying issued and outstanding stock options			15,040
Diluted EPS calculated under the treasury stock method			15,040
Net Income (Loss)	$ (12,565,230)	$ (11,886,524)	$ (7,011,036)
Preferred stock dividend requirements	(230,444)	(230,444)	(231,946)
Loss applicable to common shareholders	$ (12,795,674)	$ (12,116,968)	$ (7,242,982)
Average common shares outstanding	29,937,159	29,937,159	29,937,159
Average common and common equivalent shares outstanding - diluted	29,937,159	29,937,159	29,937,159
Basic loss per share	$ (0.43)	$ (0.4)	$ (0.24)
Diluted loss per share	$ (0.43)	$ (0.4)	$ (0.24)