SEGMENT INFORMATION - Operations by Business Segment (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Revenues
Revenues	$ 51,444	$ 23,783	$ 118,028	$ 81,900
Production Related Impairments or Charges [Abstract]
Depreciation and amortization	2,356	1,490	5,574	4,807
Impairment loss on intangible assets	0	5,333	0	5,333
Stock-based compensation expense	154	115	493	600
Other segment items	28,388	13,702	67,301	47,349
Total cost of sales	30,898	20,640	73,368	58,089
Gross profit	20,546	3,143	44,660	23,811
Operating expenses:
Research and development expenses	1,899	2,409	4,982	7,038
Selling, general and administrative expenses	21,115	23,225	61,051	56,346
Impairment loss on intangible assets	0	6,373	0	6,373
Total operating expenses	23,014	32,007	66,033	69,757
Operating loss	(2,468)	(28,864)	(21,373)	(45,946)
Other income	511	983	1,625	3,299
Interest expense	(136)	(157)	(424)	(492)
Loss before income taxes	(2,093)	(28,038)	(20,172)	(43,139)
Provision for income taxes	(21)	(17)	(63)	(51)
Net loss	(2,114)	(28,055)	(20,235)	(43,190)
Security Solutions
Revenues
Revenues	46,478	18,332	104,770	54,839
Production Related Impairments or Charges [Abstract]
Depreciation and amortization	2,354	1,488	5,569	4,800
Impairment loss on intangible assets	0	5,333	0	5,333
Stock-based compensation expense	142	117	450	455
Other segment items	24,696	9,084	57,107	26,050
Total cost of sales	27,192	16,022	63,126	36,638
Gross profit	19,286	2,310	41,644	18,201
Secure Networks
Revenues
Revenues	4,966	5,451	13,258	27,061
Production Related Impairments or Charges [Abstract]
Depreciation and amortization	2	2	5	7
Impairment loss on intangible assets	0	0	0	0
Stock-based compensation expense	12	(2)	43	145
Other segment items	3,692	4,618	10,194	21,299
Total cost of sales	3,706	4,618	10,242	21,451
Gross profit	$ 1,260	$ 833	$ 3,016	$ 5,610