REVENUE RECOGNITION (Schedule of Company's Revenues According to Company's Segments) (Details) - USD ($) $ in Thousands	6 Months Ended
Jun. 30, 2022	Jun. 30, 2021
Segment Reporting Information [Line Items]
Revenue	$ 156,011	$ 154,419
Airport Security and Other Aviation Services [Member]
Segment Reporting Information [Line Items]
Revenue	131,191	114,001
Authentication Technology [Member]
Segment Reporting Information [Line Items]
Revenue	$ 24,820	$ 40,418

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