Condensed Consolidated Statement of Changes in Stockholders' Equity (Unaudited) - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Other Comprehensive Income [Member]	Accumulated Deficit [Member]	Subtotal [Member]	Noncontrolling Interest [Member]	Total
Balance at Dec. 31, 2018	$ 7	$ 127,873	$ 71	$ (124,153)	$ 3,798	$ 3,000	$ 6,798
Balance, shares at Dec. 31, 2018	7,134,719
Net loss				(1,349)	(1,349)		(1,349)
Net unrealized losses on foreign currency translation, net of tax			(3)		(3)		(3)
Noncash stock-based compensation		158			158		158
Balance at Mar. 31, 2019	$ 7	128,031	68	(125,502)	2,604	3,000	5,604
Balance, shares at Mar. 31, 2019	7,134,719
Balance at Dec. 31, 2018	$ 7	127,873	71	(124,153)	3,798	3,000	6,798
Balance, shares at Dec. 31, 2018	7,134,719
Net loss							(2,291)
Net unrealized losses on foreign currency translation, net of tax							(1)
Balance at Jun. 30, 2019	$ 8	130,169	70	(126,444)	3,803	3,003	6,806
Balance, shares at Jun. 30, 2019	7,672,816
Balance at Mar. 31, 2019	$ 7	128,031	68	(125,502)	2,604	3,000	5,604
Balance, shares at Mar. 31, 2019	7,134,719
Net loss				(942)	(942)		(942)
Net unrealized losses on foreign currency translation, net of tax			2		2		2
Issuance of common stock, net of equity issuance costs	$ 1	1,991			1,992		1,992
Issuance of common stock, net of equity issuance costs, shares	493,827
Issuance of vested restricted stock
Issuance of vested restricted stock, shares	44,270
Noncash stock-based compensation		147			147	3	150
Balance at Jun. 30, 2019	$ 8	130,169	70	(126,444)	3,803	3,003	6,806
Balance, shares at Jun. 30, 2019	7,672,816
Balance at Dec. 31, 2019	$ 8	131,934	65	(127,332)	4,675	3,014	7,689
Balance, shares at Dec. 31, 2019	8,003,739
Net loss				(1,098)	(1,098)		(1,098)
Net unrealized losses on foreign currency translation, net of tax			(1)		(1)		(1)
Issuance of common stock, net of equity issuance costs	$ 1	6,770			6,771		6,771
Issuance of common stock, net of equity issuance costs, shares	937,500
Exercise of warrants		51			51		51
Exercise of warrants, shares	18,889
Exercise of options		2			2		2
Exercise of options, shares	556
Cashless exercise of options
Cashless exercise of options, shares	755
Noncash stock-based compensation		196			196	26	222
Balance at Mar. 31, 2020	$ 9	138,953	64	(128,430)	10,596	3,040	13,636
Balance, shares at Mar. 31, 2020	8,961,439
Balance at Dec. 31, 2019	$ 8	131,934	65	(127,332)	4,675	3,014	7,689
Balance, shares at Dec. 31, 2019	8,003,739
Net loss							(2,755)
Net unrealized losses on foreign currency translation, net of tax
Balance at Jun. 30, 2020	$ 9	139,243	65	(130,087)	9,230	3,046	12,276
Balance, shares at Jun. 30, 2020	9,039,673
Balance at Mar. 31, 2020	$ 9	138,953	64	(128,430)	10,596	3,040	13,636
Balance, shares at Mar. 31, 2020	8,961,439
Net loss				(1,657)	(1,657)		(1,657)
Net unrealized losses on foreign currency translation, net of tax			1		1		1
Issuance of vested restricted stock, shares	55,111
Exercise of warrants		112			112		112
Exercise of warrants, shares	21,123
Exercise of options		5			5		5
Exercise of options, shares	2,000
Noncash stock-based compensation		173			173	6	179
Balance at Jun. 30, 2020	$ 9	$ 139,243	$ 65	$ (130,087)	$ 9,230	$ 3,046	$ 12,276
Balance, shares at Jun. 30, 2020	9,039,673