Condensed Consolidated Statements of Stockholders Equity (Deficit) - USD ($)	Common Stock	APIC	Accumulated Deficit	Accumulated other Comprehensive income	Non-Controlling InterestAccumulated Non-Controlling Stockholders'	Preferred Stock [Member] Series B Preferred	Series B Preferred	Total
Balance at Dec. 31, 2020	$ 3,000	$ 240,847,000	$ (248,094,000)		$ (2,773,000)	$ 2,477,000		$ (7,540,000)
Balance (in shares) at Dec. 31, 2020	2,924,993					3,973
Stock-based compensation	$ 0	101,000	0		0	$ 0		101,000
Stock issued under "at-the-market" offering	$ 8,000	65,952,000	0		0	$ 0		65,960,000
Stock issued under "at-the-market" offering (in shares)	7,868,532					0
Warrants Exercised	$ 1,000	8,041,000	0		0	$ 0		8,042,000
Warrants Exercised (In shares)	1,165,575					0
Series A Preferred Stock Dividends	$ 0	0	(24,000)		0	$ 0		(24,000)
Conversion of Series A Preferred Stock to Common	$ 1,000	12,821,000	0		0	$ 0		12,822,000
Conversion of Series A Preferred Stock to Common (in shares)	899,677					0
Conversion of Series B Preferred Stock to Common	$ 0	3,974,000	(1,497,000)		0	$ (2,477,000)		0
Conversion of Series B Preferred Stock to Common (in shares)	345,478					(3,973)
Net loss	$ 0	0	(2,536,000)		0	$ 0		(2,536,000)
Non-controlling interest	0	0	0		(1,000)	0		(1,000)
Effect of Series A Preferred Stock price adjustment	$ 0	7,401,000	(7,402,000)		0	$ 0		$ 0
Issuance of Common Stock, preferred Stock and Warrants in Units Offering, net of issuance costs (in shares)								7,900,000
Balance (in shares) at Mar. 31, 2021	13,204,255					0
Balance at Mar. 31, 2021	$ 13,000	339,138,000	(259,553,000)		(2,774,000)	$ 0		$ 76,824,000
Balance at Dec. 31, 2020	$ 3,000	240,847,000	(248,094,000)		(2,773,000)	$ 2,477,000		(7,540,000)
Balance (in shares) at Dec. 31, 2020	2,924,993					3,973
Net loss								(5,731,000)
Non-controlling interest							$ (100,000)	1,000
Balance (in shares) at Jun. 30, 2021	13,204,255					0
Balance at Jun. 30, 2021	$ 13,000	339,240,000	(262,748,000)		(2,774,000)	$ 0		73,731,000
Balance at Mar. 31, 2021	$ 13,000	339,138,000	(259,553,000)		(2,774,000)	$ 0		76,824,000
Balance (in shares) at Mar. 31, 2021	13,204,255					0
Stock-based compensation	$ 0	102,000	0		0	$ 0		102,000
Net loss	$ 0	0	(3,195,000)		0	$ 0		(3,195,000)
Non-controlling interest								0
Balance (in shares) at Jun. 30, 2021	13,204,255					0
Balance at Jun. 30, 2021	$ 13,000	339,240,000	(262,748,000)		$ (2,774,000)	$ 0		73,731,000
Balance at Dec. 31, 2021	$ 13,000	336,679,000	(271,284,000)	$ 0		$ 0		65,408,000
Balance (in shares) at Dec. 31, 2021	13,204,531					0
Stock-based compensation	$ 0	112,000	0	0		$ 0		112,000
Issuance of Common Stock for VCN Acquisition	$ 3,000	6,596,000	0	0		$ 0		6,599,000
Issuance of Common Stock for VCN Acquisition (in shares)	2,639,530					0
Translation gains (losses)	$ 0	0	0	181,000		$ 0		181,000
Net loss	$ 0	0	(4,273,000)	0		$ 0		(4,273,000)
Balance (in shares) at Mar. 31, 2022	15,844,061					0
Balance at Mar. 31, 2022	$ 16,000	343,387,000	(275,557,000)	181,000		$ 0		68,027,000
Balance at Dec. 31, 2021	$ 13,000	336,679,000	(271,284,000)	0		$ 0		$ 65,408,000
Balance (in shares) at Dec. 31, 2021	13,204,531					0
Warrants Exercised (In shares)								0
Net loss								$ (9,241,000)
Issuance of Common Stock, preferred Stock and Warrants in Units Offering, net of issuance costs (in shares)								0
Balance (in shares) at Jun. 30, 2022	15,844,061					0
Balance at Jun. 30, 2022	$ 16,000	343,500,000	(280,525,000)	(1,317,000)		$ 0		$ 61,674,000
Balance at Mar. 31, 2022	$ 16,000	343,387,000	(275,557,000)	181,000		$ 0		68,027,000
Balance (in shares) at Mar. 31, 2022	15,844,061					0
Stock-based compensation	$ 0	113,000	0	0		$ 0		113,000
Translation gains (losses)	0	0	0	(1,498,000)		0		$ (1,498,000)
Warrants Exercised (In shares)								0
Net loss	$ 0	0	(4,968,000)	0		$ 0		$ (4,968,000)
Non-controlling interest								$ 0
Issuance of Common Stock, preferred Stock and Warrants in Units Offering, net of issuance costs (in shares)								0
Balance (in shares) at Jun. 30, 2022	15,844,061					0
Balance at Jun. 30, 2022	$ 16,000	$ 343,500,000	$ (280,525,000)	$ (1,317,000)		$ 0		$ 61,674,000