Condensed Statement Of Stockholders' Equity - USD ($)	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Total
Balance at Dec. 31, 2018	$ 312	$ 165,267,656	$ (154,687,242)	$ (17,836)	$ 10,562,890
Balance, shares at Dec. 31, 2018	3,122,843
Issuance of common stock and units, net of issuance costs	$ 90	7,553,738			7,553,828
Issuance of common stock and units, net of issuance costs, Shares	895,834
Common stock issued from vested restricted stock units, shares	464
Stock-based compensation		161,000			161,000
Net Loss			(2,342,996)		(2,342,996)
Other Comprehensive income (loss)				5,234	5,234
Balance at Mar. 31, 2019	$ 402	172,982,394	(157,030,238)	(12,602)	15,939,956
Balance, shares at Mar. 31, 2019	4,019,141
Balance at Dec. 31, 2019	$ 402	173,278,144	(163,322,676)	2,084	$ 9,957,954
Balance, shares at Dec. 31, 2019	4,019,141				4,019,141
Stock-based compensation		76,302			$ 76,302
Net Loss			(586,770)		(586,770)
Other Comprehensive income (loss)				$ (2,084)	(2,084)
Balance at Mar. 31, 2020	$ 402	$ 173,354,446	$ (163,909,446)		$ 9,445,402
Balance, shares at Mar. 31, 2020	4,019,141				4,019,141