Segments of Operations (Details) - Schedule of reportable operating segments - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
Revenue [Member]
Segment Reporting Information [Line Items]
Revenue	$ 394	$ 225
Gross profit (loss) [Member]
Segment Reporting Information [Line Items]
Revenue	134	(22)
Long lived assets [Member]
Segment Reporting Information [Line Items]
Revenue	4,950		$ 5,400
Telecommunications [Member] | Revenue [Member]
Segment Reporting Information [Line Items]
Revenue	175	206
Telecommunications [Member] | Gross profit (loss) [Member]
Segment Reporting Information [Line Items]
Revenue	119	66
Telecommunications [Member] | Long lived assets [Member]
Segment Reporting Information [Line Items]
Revenue
General Purpose Reloadable Cards [Member] | Revenue [Member]
Segment Reporting Information [Line Items]
Revenue	219	19
General Purpose Reloadable Cards [Member] | Gross profit (loss) [Member]
Segment Reporting Information [Line Items]
Revenue	15	$ (88)
General Purpose Reloadable Cards [Member] | Long lived assets [Member]
Segment Reporting Information [Line Items]
Revenue	$ 4,950		$ 5,400