SEGMENT AND GEOGRAPHICAL INFORMATION (Tables)

12 Months Ended

Dec. 31, 2019

Segment Reporting [Abstract]

Summary of Operating Results by Segment

The operating results of these reportable segments are regularly reviewed by the chief operating decision.

				Airport Security and Other Aviation Services
							Authentication Technology
	Corporate									Total
Year ended December 31, 2019:
Revenue	$	-		$	309,548		$	23,759		$	333,307
Depreciation and amortization		46			1,328			314			1,688
Income (loss) from continuing operations		(11,740	)		(2,406	)		6,893			(7,253	)
Goodwill		-			681			-			681
Total assets from continuing operations		23,381			64,647			35,419			123,447
Year ended December 31, 2018:
Revenue	$	-		$	329,150		$	16,071		$	345,221
Depreciation and amortization		45			1,756			96			1,897
Income (loss) from continuing operations		(6,205	)		(9,163	)		4,304			(11,064	)
Goodwill		-			695			-			695
Total assets from continuing operations		329			66,373			8,385			75,087
Year ended December 31, 2017:
Revenue	$	-		$	292,393		$	5,289		$	297,682
Depreciation and amortization		46			1,333			37			1,416
Income (loss) from continuing operations		(9,569	)		16,078			(644	)		5,865
Goodwill		-			1,044			-			1,044
Total assets from continuing operations		4,089			63,742			3,536			71,367

Schedule of Revenues by Geographic Area

The following table sets forth, for the periods indicated, revenue generated from customers by geographical area based on the geographical location of the customer’s invoicing address:

	Year Ended December 31,
	2019		2018		2017
Germany	$	137,207	$	134,646	$	125,896
The Netherlands		97,700		121,465		103,862
United States		73,719		69,548		54,891
Other countries		24,681		19,562		13,033
Total	$	333,307	$	345,221	$	297,682

Schedule of Property and Equipment, Net by Geographic Regions

The following table sets forth, for the periods indicated, property and equipment, net of accumulated depreciation and amortization, by country:

	December 31,
	2019		2018
Germany	$	516	$	225
The Netherlands		862		1,118
United States		354		624
Other countries		2,854		2,296
Total	$	4,586	$	4,263