CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS` DEFICIT (unaudited) - USD ($)	Series A Preferred Stock [Member] Preferred Stock [Member]	Series B Preferred Stock [Member] Preferred Stock [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Treasury Stock [Member]	Total
Balance at Dec. 31, 2018		$ 3,302,000	$ 4,000	$ 30,069,000	$ (31,682,000)	$ (6,394,000)	$ (3,063,000)	$ (7,764,000)
Balance (in Shares) at Dec. 31, 2018		16,512	3,652,813
Net loss					(888,000)			(888,000)
Preferred stock converted to Common Stock		$ (3,172,000)	$ 1,000	3,171,000
Preferred stock converted to Common Stock (in Shares)		(15,864)	1,586,400
Exercise of warrants, net of costs			$ 6,000	5,292,000				5,298,000
Exercise of warrants, net of costs (in Shares)			5,670,103
Rights Offering, net of costs			$ 2,000	2,426,000				2,428,000
Rights Offering, net of costs (in Shares)			2,500,000
Dividends paid on preferred stock					(73,000)			(73,000)
Other comprehensive loss, net of tax:
Unrealized foreign currency translation gain (loss)						98,000		98,000
Balance at Jun. 30, 2019		$ 130,000	$ 13,000	40,958,000	(32,643,000)	(6,296,000)	(3,063,000)	(901,000)
Balance (in Shares) at Jun. 30, 2019		648	13,409,316
Balance at Mar. 31, 2019		$ 130,000	$ 7,000	35,238,000	(32,278,000)	(6,342,000)	(3,063,000)	(6,308,000)
Balance (in Shares) at Mar. 31, 2019		648	7,301,069
Net loss					(365,000)			(365,000)
Exercise of warrants, net of costs			$ 4,000	3,294,000				3,298,000
Exercise of warrants, net of costs (in Shares)			3,608,247
Rights Offering, net of costs			$ 2,000	2,426,000				2,428,000
Rights Offering, net of costs (in Shares)			2,500,000
Other comprehensive loss, net of tax:
Unrealized foreign currency translation gain (loss)						46,000		46,000
Balance at Jun. 30, 2019		$ 130,000	$ 13,000	40,958,000	(32,643,000)	(6,296,000)	(3,063,000)	(901,000)
Balance (in Shares) at Jun. 30, 2019		648	13,409,316
Balance at Dec. 31, 2019			$ 13,000	41,088,000	(33,164,000)	(6,618,000)	(3,063,000)	(1,744,000)
Balance (in Shares) at Dec. 31, 2019			13,474,116
Net loss					(2,396,000)			(2,396,000)
Issuance of warrants				94,000				94,000
Other comprehensive loss, net of tax:
Unrealized foreign currency translation gain (loss)						(107,000)		(107,000)
Balance at Jun. 30, 2020			$ 13,000	41,182,000	(35,560,000)	(6,725,000)	(3,063,000)	(4,153,000)
Balance (in Shares) at Jun. 30, 2020			13,474,116
Balance at Mar. 31, 2020			$ 13,000	41,088,000	(34,207,000)	(6,809,000)	(3,063,000)	(2,978,000)
Balance (in Shares) at Mar. 31, 2020			13,474,116
Net loss					(1,353,000)			(1,353,000)
Issuance of warrants				94,000				94,000
Other comprehensive loss, net of tax:
Unrealized foreign currency translation gain (loss)						84,000		84,000
Balance at Jun. 30, 2020			$ 13,000	$ 41,182,000	$ (35,560,000)	$ (6,725,000)	$ (3,063,000)	$ (4,153,000)
Balance (in Shares) at Jun. 30, 2020			13,474,116