SEGMENT INFORMATION - Schedule of Segment Reporting Information, by Segment (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Revenues [Abstract]
Revenues	$ 108,272	$ 145,378
Cost of sales
Impairment loss on intangible assets	5,333	0
Depreciation and amortization	6,404	3,544
Stock-based compensation expense	828	900
Other segment item	61,278	87,992
Total cost of sales	73,843	92,436
Gross profit	34,429	52,942
Operating expenses
Research and development expenses	8,442	11,760
Selling, general and administrative expenses	75,487	81,010
Impairment loss on intangible assets	6,373	487
Total operating expenses	90,302	93,257
Operating loss	(55,873)	(40,315)
Other income	4,023	6,715
Interest expense	(644)	(786)
Loss before income taxes	(52,494)	(34,386)
Provision for income taxes	(26)	(36)
Net loss	(52,520)	(34,422)
Security Solutions
Revenues [Abstract]
Revenues	76,760	77,416
Cost of sales
Impairment loss on intangible assets	5,333	0
Depreciation and amortization	6,396	3,532
Stock-based compensation expense	667	668
Other segment item	36,685	33,602
Total cost of sales	49,081	37,802
Gross profit	27,679	39,614
Secure Networks
Revenues [Abstract]
Revenues	31,512	67,962
Cost of sales
Impairment loss on intangible assets	0	0
Depreciation and amortization	8	12
Stock-based compensation expense	161	232
Other segment item	24,593	54,390
Total cost of sales	24,762	54,634
Gross profit	$ 6,750	$ 13,328