CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Income Statement [Abstract]
Net revenue	$ 6,532	$ 11,732	$ 19,931	$ 32,097
Cost of revenue	6,294	10,413	18,596	27,928
Gross profit	238	1,319	1,335	4,169
Operating expenses:
Research and development	1,102	1,019	2,965	3,150
Selling and marketing	1,657	1,404	4,654	4,525
General and administrative	7,032	2,215	15,052	6,577
Restructuring and severance				46
Total operating expenses	9,791	4,638	22,671	14,298
Loss from continuing operations	(9,553)	(3,319)	(21,336)	(10,129)
Non-operating income (expense):
Interest income (expense), net	244	(211)	8	(351)
Gain on investment		132		132
Foreign currency gains (losses), net	340	(249)	55	(187)
Loss from continuing operations before income tax provision	(8,969)	(3,647)	(21,273)	(10,535)
Income tax provision	(360)	(13)	(361)	(15)
Net loss from continuing operations	(9,329)	(3,660)	(21,634)	(10,550)
Income (loss) from discontinued operations, net of tax:
Income (loss) from Physical Security Business, net of tax	(4,268)	3,638	(2,737)	6,665
Gain on sale of Physical Security Business, net of tax	99,546		99,546
Total income from discontinued operations, net of tax	95,278	3,638	96,809	6,665
Net income (loss)	85,949	(22)	75,175	(3,885)
Other comprehensive income (loss):
Foreign currency translation adjustment, net of tax	1,431	(312)	1,037	(211)
Comprehensive gain (loss)	$ 87,380	$ (334)	$ 76,212	$ (4,096)
Net income (loss) per common share:
Basic - continuing operations	$ (0.4)	$ (0.17)	$ (0.95)	$ (0.5)
Diluted - continuing operations	(0.4)	(0.17)	(0.95)	(0.5)
Basic - discontinued operations	4.03	0.16	4.12	0.29
Diluted - discontinued operations	4.03	0.16	4.12	0.29
Basic	3.62	(0.01)	3.17	(0.21)
Diluted	$ 3.62	$ (0.01)	$ 3.17	$ (0.21)
Weighted average common shares outstanding:
Basic	23,660	23,174	23,496	23,008
Diluted	23,660	23,174	23,496	23,008