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Investment in DSIT Solutions, Ltd. ('DSIT') (Details Narrative) - USD ($) $ in Thousands		1 Months Ended	3 Months Ended		9 Months Ended		12 Months Ended
	Feb. 14, 2018	Aug. 31, 2018	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017	Dec. 31, 2017	Dec. 31, 2016
Gain (loss) on sale of interest in DSIT, net of withholding taxes and transaction costs			$ (222)		$ 607
Israel Tax Authority [Member]
Withholding taxes							$ 40
Israel Tax Authority [Member] | December 31, 2018 [Member]
Withholding taxes					375
Israel Tax Authority [Member] | NIS [Member]
Withholding taxes							146
Proceeds from sale of DSIT investment		$ 1,087
Israel Tax Authority [Member] | NIS [Member] | December 31, 2018 [Member]
Withholding taxes					1,358
DSIT Solutions, Ltd [Member]
Gross proceeds before transaction costs, professional fees and withholding taxes	$ 5,800
Withholding taxes	388
Transaction costs	441
Loss on sale of investment	829
Repaid amount due to DSIT	$ 1,600
Exchange rate		293
Foreign exhange consisting tax value		266
Interest income		21	21
Exchange gain		$ 6
Gain (loss) on sale of interest in DSIT, net of withholding taxes and transaction costs			222		607
Professional fees			$ 65
DSIT Solutions, Ltd [Member] | Israel Tax Authority [Member]
Number of sale of shares in value							41	$ 266
DSIT Solutions, Ltd [Member] | Israel Tax Authority [Member] | December 31, 2018 [Member]
Number of sale of shares in value					388
DSIT Solutions, Ltd [Member] | Israel Tax Authority [Member] | NIS [Member]
Number of sale of shares in value							$ 146	$ 1,008
DSIT Solutions, Ltd [Member] | Israel Tax Authority [Member] | NIS [Member] | December 31, 2018 [Member]
Number of sale of shares in value					$ 1,359
2018 DSIT Transaction [Member] | DSIT Solutions, Ltd [Member]
Sale of DSIT Investment remaining interest	41.15%
Directors Loans [Member] | DSIT Solutions, Ltd [Member]
Amount repaid to directors	$ 1,428

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