FINANCIAL STATEMENT PREPARATION (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2022	Mar. 31, 2021
Revenue	$ 4,965	$ 6,015
Revenue change in percentage	(17.50%)
Equipment [Member]
Revenue	$ 2,607	3,347
Revenue change in percentage	22.10%
Adapter
Revenue	$ 1,622	1,908
Revenue change in percentage	(15.00%)
Software and Maintenance
Revenue	$ 736	$ 760
Revenue change in percentage	(3.20%)

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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+ Details