Condensed Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($) $ in Thousands	Total	Series A Preferred Shares	Series B Preferred Shares	Series C Preferred Shares	Series C-1 Preferred Shares	Series D Preferred Shares	Common Stock	Additional Paid-in Capital	Accumulated Deficit	Non-controlling Interest
Beginning balance, value at Dec. 31, 2018	$ 36,455						$ 5	$ 67,495	$ (35,067)	$ 4,022
Beginning balance, shares at Dec. 31, 2018		1,264,565	2,632,109	4,615,567	56,983	647,189	4,772,956
Net loss - the Company	(5,273)								(5,273)
(Loss) income attributable to non-controlling interest	168									168
Options exercised	7							7
Options exercised, shares							3,506
Stock-based compensation	375							375
Ending balance, value at Mar. 31, 2019	31,732						$ 5	67,877	(40,340)	4,190
Ending balance, shares at Mar. 31, 2019		1,264,565	2,632,109	4,615,567	56,983	647,189	4,776,462
Beginning balance, value at Dec. 31, 2018	36,455						$ 5	67,495	(35,067)	4,022
Beginning balance, shares at Dec. 31, 2018		1,264,565	2,632,109	4,615,567	56,983	647,189	4,772,956
(Loss) income attributable to non-controlling interest	263
Ending balance, value at Sep. 30, 2019	18,859						$ 5	69,391	(54,890)	4,353
Ending balance, shares at Sep. 30, 2019		1,264,565	2,632,109	4,615,567	56,983	647,189	4,948,692
Beginning balance, value at Mar. 31, 2019	31,732						$ 5	67,877	(40,340)	4,190
Beginning balance, shares at Mar. 31, 2019		1,264,565	2,632,109	4,615,567	56,983	647,189	4,776,462
Net loss - the Company	(5,910)								(5,910)
(Loss) income attributable to non-controlling interest	432									432
Stock-based compensation	1,044							1,044
Ending balance, value at Jun. 30, 2019	27,298						$ 5	68,921	(46,250)	4,622
Ending balance, shares at Jun. 30, 2019		1,264,565	2,632,109	4,615,567	56,983	647,189	4,776,462
Net loss - the Company	(8,640)								(8,640)
(Loss) income attributable to non-controlling interest	(337)									(337)
Acquisition of non-controlling interest	(123)							(191)		68
Options exercised	348							348
Options exercised, shares							172,230
Stock-based compensation	313							313
Ending balance, value at Sep. 30, 2019	18,859						$ 5	69,391	(54,890)	4,353
Ending balance, shares at Sep. 30, 2019		1,264,565	2,632,109	4,615,567	56,983	647,189	4,948,692
Beginning balance, value at Dec. 31, 2019	76,678						$ 24	149,840	(75,686)	2,500
Beginning balance, shares at Dec. 31, 2019							28,686,116
Issuance of common stock, shares							1,208,169
2020 Private Placement shares, net of costs	12,115							12,115
2020 Private Placement shares, net of costs, shares		660,000					2,300,000
2020 Private Placement Warrants, net of costs	4,621							4,621
Beneficial conversion feature	3,564							3,564
Dividends from subsidiaries	(218)									(218)
Net loss - the Company	(50,190)								(50,190)
(Loss) income attributable to non-controlling interest	(513)									(513)
Stock-based compensation	517							517
Ending balance, value at Mar. 31, 2020	46,574						$ 24	170,657	(125,876)	1,769
Ending balance, shares at Mar. 31, 2020		660,000					32,194,285
Beginning balance, value at Dec. 31, 2019	76,678						$ 24	149,840	(75,686)	2,500
Beginning balance, shares at Dec. 31, 2019							28,686,116
(Loss) income attributable to non-controlling interest	$ (768)
Options exercised, shares	48,588
Ending balance, value at Sep. 30, 2020	$ 36,649						$ 25	178,258	(142,707)	1,073
Ending balance, shares at Sep. 30, 2020							40,873,588
Beginning balance, value at Mar. 31, 2020	46,574						$ 24	170,657	(125,876)	1,769
Beginning balance, shares at Mar. 31, 2020		660,000					32,194,285
Issuance of common stock	3,393							3,393
Issuance of common stock, shares							1,013,060
Conversion of Preferred Stock Series A							$ 1	(1)
Conversion of Preferred Stock Series A, shares		(660,000)					6,600,000
Beneficial conversion feature	(3,564)							(3,564)
Deemed dividend	3,564							3,564
Disposal of subsidiary	(441)									(441)
Net loss - the Company	(9,588)								(9,588)
(Loss) income attributable to non-controlling interest	(177)									(177)
Options exercised	34							34
Options exercised, shares							22,777
Stock-based compensation	539							539
Ending balance, value at Jun. 30, 2020	40,334						$ 25	174,622	(135,464)	1,151
Ending balance, shares at Jun. 30, 2020							39,830,122
Issuance of common stock	3,049							3,049
Issuance of common stock, shares							1,017,655
Net loss - the Company	(7,243)								(7,243)
(Loss) income attributable to non-controlling interest	(78)									(78)
Options exercised	40							40
Options exercised, shares							25,811
Stock-based compensation	547							547
Ending balance, value at Sep. 30, 2020	$ 36,649						$ 25	$ 178,258	$ (142,707)	$ 1,073
Ending balance, shares at Sep. 30, 2020							40,873,588