Consolidated Statements of Stockholders' Equity - USD ($)	Total	Common Stock	Additional Paid-In Capital	Accumulated Other Comprehensive Loss	Accumulated Deficit
Beginning Balance (in shares) at Dec. 31, 2019		4,186,438
Beginning Balance at Dec. 31, 2019	$ 34,416,026	$ 4,187	$ 97,239,455	$ 0	$ (62,827,616)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of stock options (in shares)		12,157
Exercise of stock options	90,000	$ 12	89,988
Exercise of warrants (in shares)		59,510
Exercise of warrants	595,100	$ 60	595,040
Debt issuance cost associated with debt conversion	0
Stock based compensation	2,279,496		2,279,496
Foreign currency translation adjustment	(26,931)			(26,931)
Net income (loss)	(1,861,449)
Ending Balance (in shares) at Dec. 31, 2020		4,258,105
Ending Balance at Dec. 31, 2020	35,492,242	$ 4,259	100,203,979	(26,931)	(64,689,065)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of stock options (in shares)		448,847
Exercise of stock options	2,718,940	$ 448	2,718,492
Exercise of warrants (in shares)		71,667
Cashless exercise of stock (in shares)		27,076
Cashless exercise of stock	0	$ 27	(27)
Restricted stock issued ( in shares)		19,902
Restricted stock issued	0	$ 20	(20)
Stock issued from converted debt ( in shares )		155,916
Stock issued from converted debt	3,062,200	$ 156	3,062,044
Debt issuance cost associated with debt conversion	(162,780)		(162,780)
Stock based compensation	2,748,300		2,748,300
Foreign currency translation adjustment	(27,884)			(27,884)
Net income (loss)	3,008,790				3,008,790
Ending Balance (in shares) at Dec. 31, 2021		4,909,846
Ending Balance at Dec. 31, 2021	$ 46,839,808	$ 4,910	$ 108,569,988	$ (54,815)	$ (61,680,275)