Changes to Statements of Stockholders' Equity (Unaudited) - USD ($)	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Treasury Stock [Member]	Total
BALANCES (in shares) at Dec. 31, 2018	35,556,595				14,169
BALANCES at Dec. 31, 2018	$ 35,556	$ 323,079,437	$ (201,352,682)	$ (31,610)	$ (256,226)	$ 121,474,475
Exercise of options to purchase common stock (in shares)	248,195				0
Exercise of options to purchase common stock	$ 248	1,791,420	0	0	$ 0	1,791,668
Issuance of restricted stock units (in shares)	61,532				0
Issuance of restricted stock units	$ 62	(673,836)	0	0	$ 0	(673,774)
Share-based compensation expense	0	1,260,126	0	0	0	1,260,126
Foreign Currency Translation	0	0	0	91,047	0	91,047
Net loss	$ 0	0	(3,422,000)	0	$ 0	(3,422,000)
BALANCES (in shares) at Mar. 31, 2019	35,866,322				14,169
BALANCES at Mar. 31, 2019	$ 35,866	325,457,147	(204,774,682)	59,437	$ (256,226)	120,521,542
BALANCES (in shares) at Dec. 31, 2018	35,556,595				14,169
BALANCES at Dec. 31, 2018	$ 35,556	323,079,437	(201,352,682)	(31,610)	$ (256,226)	121,474,475
Foreign Currency Translation						(62,274)
Net loss						(9,083,350)
BALANCES (in shares) at Jun. 30, 2019	36,089,945				14,169
BALANCES at Jun. 30, 2019	$ 36,089	328,342,507	(210,436,032)	(93,884)	$ (256,226)	117,592,454
BALANCES (in shares) at Mar. 31, 2019	35,866,322				14,169
BALANCES at Mar. 31, 2019	$ 35,866	325,457,147	(204,774,682)	59,437	$ (256,226)	120,521,542
Exercise of options to purchase common stock (in shares)	194,497				0
Exercise of options to purchase common stock	$ 194	1,983,685	0	0	$ 0	1,983,879
Issuance of restricted stock units (in shares)	29,126				0
Issuance of restricted stock units	$ 29	(579,207)	0	0	$ 0	(579,178)
Share-based compensation expense	0	1,480,882	0	0	0	1,480,882
Foreign Currency Translation	0	0	0	(153,321)	0	(153,321)
Net loss	$ 0	0	(5,661,350)	0	$ 0	(5,661,350)
BALANCES (in shares) at Jun. 30, 2019	36,089,945				14,169
BALANCES at Jun. 30, 2019	$ 36,089	328,342,507	(210,436,032)	(93,884)	$ (256,226)	117,592,454
BALANCES (in shares) at Dec. 31, 2019	36,162,433				14,169
BALANCES at Dec. 31, 2019	$ 36,162	334,299,172	(202,735,417)	(79,170)	$ (256,226)	131,264,521
Exercise of options to purchase common stock (in shares)	44,156				0
Exercise of options to purchase common stock	$ 44	402,512	0	0	$ 0	402,556
Issuance of restricted stock units (in shares)	64,823				0
Issuance of restricted stock units	$ 65	(644,664)	0	0	$ 0	(644,599)
Share-based compensation expense	$ 0	2,241,847	0	0	$ 0	2,241,847
Shares issued in primary offering (in shares)	3,999,999				0
Shares issued in primary offering	$ 4,000	252,058,254	0	0	$ 0	252,062,254
Foreign Currency Translation	0	0	0	58,955	0	58,955
Net loss	$ 0	0	(3,590,233)	0	$ 0	(3,590,233)
BALANCES (in shares) at Mar. 31, 2020	40,271,411				14,169
BALANCES at Mar. 31, 2020	$ 40,271	588,357,121	(206,325,650)	(20,215)	$ (256,226)	381,795,301
BALANCES (in shares) at Dec. 31, 2019	36,162,433				14,169
BALANCES at Dec. 31, 2019	$ 36,162	334,299,172	(202,735,417)	(79,170)	$ (256,226)	131,264,521
Foreign Currency Translation						(327,611)
Net loss						(3,437,138)
BALANCES (in shares) at Jun. 30, 2020	40,480,225				14,169
BALANCES at Jun. 30, 2020	$ 40,480	591,386,109	(206,172,555)	(406,781)	$ (256,226)	384,591,027
BALANCES (in shares) at Mar. 31, 2020	40,271,411				14,169
BALANCES at Mar. 31, 2020	$ 40,271	588,357,121	(206,325,650)	(20,215)	$ (256,226)	381,795,301
Exercise of options to purchase common stock (in shares)	199,796				0
Exercise of options to purchase common stock	$ 200	1,687,780	0	0	$ 0	1,687,980
Issuance of restricted stock units (in shares)	9,018				0
Issuance of restricted stock units	$ 9	(991,706)	0	0	$ 0	(991,697)
Share-based compensation expense	0	2,332,915	0	0	0	2,332,915
Shares issued in primary offering	0	0	0	0	0	0
Foreign Currency Translation	0	0	0	(386,566)	0	(386,566)
Net loss	$ 0	0	153,095	0	$ 0	153,095
BALANCES (in shares) at Jun. 30, 2020	40,480,225				14,169
BALANCES at Jun. 30, 2020	$ 40,480	$ 591,386,109	$ (206,172,555)	$ (406,781)	$ (256,226)	$ 384,591,027