CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' DEFICIT (Unaudited) - USD ($)	Total	Common Stock	Additional Paid-in Capital	Accumulated Deficit	Accumulated Other Comprehensive Loss, Net
Beginning balance (shares) at Dec. 31, 2021		7,082,276
Beginning balance at Dec. 31, 2021	$ (12,965,983)	$ 7,082	$ 112,349,613	$ (123,462,638)	$ (1,860,040)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(1,109,406)			(1,109,406)
Share-based compensation to employees	8,184		8,184
Shares issued in connection with vesting of restricted stock	0		0
Accretion of Series A redeemable convertible preferred stock	(14,815)		(14,815)
Dividends on Series A redeemable convertible preferred stock	(300,921)		(300,921)
Foreign currency translation	33,510				33,510
Ending balance (shares) at Mar. 31, 2022		7,082,276
Ending balance at Mar. 31, 2022	(14,349,431)	$ 7,082	112,042,061	(124,572,044)	(1,826,530)
Beginning balance (shares) at Dec. 31, 2022		7,118,609
Beginning balance at Dec. 31, 2022	(16,407,442)	$ 7,119	110,844,716	(125,507,178)	(1,752,099)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(447,770)			(447,770)
Share-based compensation to employees	5,331		5,331
Shares issued in connection with vesting of restricted stock (shares)		3,590
Shares issued in connection with vesting of restricted stock	0	$ 3	(3)
Accretion of Series A redeemable convertible preferred stock	(9,851)		(9,851)
Dividends on Series A redeemable convertible preferred stock	(315,215)		(315,215)
Foreign currency translation	11,786				11,786
Ending balance (shares) at Mar. 31, 2023		7,122,199
Ending balance at Mar. 31, 2023	$ (17,163,161)	$ 7,122	$ 110,524,978	$ (125,954,948)	$ (1,740,313)