Consolidated Statements of Changes in Stockholders' Equity (Unaudited) - USD ($)	Common Stock [Member]	Preferred Stock	Additional Paid-in Capital [Member]	Accumulated Other Comprehensive Loss [Member]	Non - controlling Interest in Subsidiary [Member]	Accumulated Deficit [Member]	Total
Balance at Dec. 31, 2018	$ 11,000		$ 107,962,000	$ (7,000)		$ (100,392,000)	$ 7,574,000
Balance, shares at Dec. 31, 2018	581,000
Issuance of common stock, net			$ 638,000				638,000
Issuance of common stock, net, shares	19,000
Stock based payments, net of tax effect			31,000				31,000
Other comprehensive loss				(1,000)			(1,000)
Net income/loss						(451,000)	(451,000)
Balance at Mar. 31, 2019	$ 11,000		108,631,000	(8,000)		(100,843,000)	7,791,000
Balance, shares at Mar. 31, 2019	600,000
Balance at Dec. 31, 2018	$ 11,000		$ 107,962,000	(7,000)		(100,392,000)	$ 7,574,000
Balance, shares at Dec. 31, 2018	581,000
Issuance of common stock, net, shares
Net income/loss							$ (2,732,000)
Balance at Sep. 30, 2019	$ 18,000		$ 113,922,000			(103,125,000)	10,815,000
Balance, shares at Sep. 30, 2019	1,005,000
Balance at Mar. 31, 2019	$ 11,000		108,631,000	(8,000)		(100,843,000)	7,791,000
Balance, shares at Mar. 31, 2019	600,000
Issuance of common stock, net	$ 7,000		4,880,000				4,887,000
Issuance of common stock, net, shares	373,000
Stock based payments, net of tax effect			$ 28,000				28,000
Stock based payments, net of tax effect, shares
Other comprehensive loss				(14,000)			(14,000)
Net income/loss						(1,031,000)	(1,031,000)
Balance at Jun. 30, 2019	$ 18,000		113,539,000	(22,000)		(101,874,000)	11,661,000
Balance, shares at Jun. 30, 2019	973,000
Issuance of common stock, net		$ 162,000					162,000
Issuance of common stock, net, shares	17,000
Stock based payments, net of tax effect			$ 221,000				221,000
Stock based payments, net of tax effect, shares	15,000
Other comprehensive loss				22,000			22,000
Net income/loss						(1,251,000)	(1,251,000)
Balance at Sep. 30, 2019	$ 18,000		113,922,000			(103,125,000)	10,815,000
Balance, shares at Sep. 30, 2019	1,005,000
Balance at Dec. 31, 2019	$ 24,000		115,560,000			(103,281,000)	12,303,000
Balance, shares at Dec. 31, 2019	1,206,000
Issuance of common stock, net	$ 18,000		4,036,000				4,054,000
Issuance of common stock, net, shares	863,000
Issuance of preferred stock, net
Issuance of preferred stock, net, shares
Stock based payments, net of tax effect			28,000				28,000
Stock based payments, net of tax effect, shares
Net income/loss					(67,000)	(1,900,000)	(1,967,000)
Balance at Mar. 31, 2020	$ 42,000		119,624,000		(67,000)	(105,181,000)	14,418,000
Balance, shares at Mar. 31, 2020	2,069,000
Balance at Dec. 31, 2019	$ 24,000		115,560,000			(103,281,000)	$ 12,303,000
Balance, shares at Dec. 31, 2019	1,206,000
Issuance of common stock, net, shares
Net income/loss							$ 2,069,000
Balance at Sep. 30, 2020	$ 103,000	$ 1,000	174,423,000		(307,000)	(100,905,000)	73,315,000
Balance, shares at Sep. 30, 2020	5,174,000	47,000
Balance at Mar. 31, 2020	$ 42,000		119,624,000		(67,000)	(105,181,000)	14,418,000
Balance, shares at Mar. 31, 2020	2,069,000
Issuance of common stock, net	$ 17,000		6,168,000				6,185,000
Issuance of common stock, net, shares	896,000
Issuance of preferred stock, net
Issuance of preferred stock, net, shares
Stock based payments, net of tax effect	$ 1,000		266,000				267,000
Stock based payments, net of tax effect, shares	30,000
Net income/loss					(114,000)	(792,000)	(906,000)
Balance at Jun. 30, 2020	$ 60,000		126,058,000		(181,000)	(105,973,000)	19,964,000
Balance, shares at Jun. 30, 2020	2,995,000
Issuance of common stock, net	$ 43,000		13,045,000				13,088,000
Issuance of common stock, net, shares	2,159,000
Issuance of preferred stock, net		$ 1,000	35,187,000				35,188,000
Issuance of preferred stock, net, shares		47,000
Stock based payments, net of tax effect			133,000				133,000
Stock based payments, net of tax effect, shares	20,000
Other comprehensive loss							4,942,000
Net income/loss					(126,000)	5,068,000	4,942,000
Balance at Sep. 30, 2020	$ 103,000	$ 1,000	$ 174,423,000		$ (307,000)	$ (100,905,000)	$ 73,315,000
Balance, shares at Sep. 30, 2020	5,174,000	47,000