CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Income Statement [Abstract]
Net revenue	$ 26,628	$ 43,445
Cost of revenue	26,288	37,435
Gross profit	340	6,010
Operating expenses:
Research and development	3,887	4,399
Selling and marketing	5,727	5,627
General and administrative	18,147	9,332
Restructuring and severance	540	157
Total operating expenses	28,301	19,515
Loss from continuing operations	(27,961)	(13,505)
Non-operating income (expense):
Interest income (expense), net	1,352	(427)
Gain on investment		132
Foreign currency gains (losses), net	788	(10)
Loss from continuing operations before income tax provision	(25,821)	(13,810)
Income tax provision	(90)	(65)
Net loss from continuing operations	(25,911)	(13,875)
Income (loss) from discontinued operations, net of tax:
Income (loss) from Physical Security Business, net of tax	(2,778)	8,386
Gain on sale of Physical Security Business, net of tax	103,509
Total income from discontinued operations, net of tax	100,731	8,386
Net income (loss)	74,820	(5,489)
Other comprehensive income (loss):
Foreign currency translation adjustment, net of tax	(233)	228
Comprehensive income (loss)	$ 74,587	$ (5,261)
Net income (loss) per common share:
Basic - continuing operations	$ (1.14)	$ (0.66)
Diluted - continuing operations	(1.14)	(0.66)
Basic - discontinued operations	4.27	0.36
Diluted - discontinued operations	4.27	0.36
Basic	3.14	(0.29)
Diluted	$ 3.14	$ (0.29)
Weighted average shares outstanding:
Basic	23,581	23,068
Diluted	23,581	23,068