Segment Reporting (Details) $ in Thousands	3 Months Ended	12 Months Ended
	Dec. 31, 2020 USD ($)	Dec. 31, 2021 USD ($) segment	Dec. 31, 2020 USD ($)
Segment Reporting Information [Line Items]
Number of operating segments | segment		2
Revenues	$ 15,333	$ 7,739	$ 15,333
Cost of revenues	7,280	5,021	7,280
Gross profit	$ 8,053	$ 2,718	8,053
Gross profit %	52.50%	35.10%
Total operating expenses	$ 18,117	$ 14,512	18,117
Income (loss) from operations	(10,064)	(11,794)	(10,064)
Interest and other income (expense), net	2,746	2,653	2,746
Loss before income taxes	(7,318)	(9,141)	(7,318)
Income tax (benefit) expense	103	(90)	103
Net loss	(7,421)	(9,051)	(7,421)
Total assets	29,143	28,607	$ 29,143
Allocated operating expenses
Segment Reporting Information [Line Items]
Total operating expenses	11,392	8,149
Unallocated operating expenses
Segment Reporting Information [Line Items]
Total operating expenses	6,725	6,363
Unallocated operating expenses
Segment Reporting Information [Line Items]
Revenues	0	0
Cost of revenues	0	0
Gross profit	0	$ 0
Gross profit %		0.00%	0.00%
Total operating expenses	6,725	$ 6,363
Income (loss) from operations	(6,725)	(6,363)
Interest and other income (expense), net	0	2,448
Loss before income taxes	(6,725)	(3,915)
Income tax (benefit) expense	0	0
Net loss	(6,725)	(3,915)
Total assets	0	0	$ 0
Unallocated operating expenses | Allocated operating expenses
Segment Reporting Information [Line Items]
Total operating expenses	0	0
Unallocated operating expenses | Unallocated operating expenses
Segment Reporting Information [Line Items]
Total operating expenses	6,725	6,363
Managed Services | Operating Segments
Segment Reporting Information [Line Items]
Revenues	6,227	4,270
Cost of revenues	3,789	2,991
Gross profit	$ 2,438	$ 1,279
Gross profit %	39.20%	30.00%
Total operating expenses	$ 1,479	$ 593
Income (loss) from operations	959	686
Interest and other income (expense), net	(19)	(22)
Loss before income taxes	940	664
Income tax (benefit) expense	50	(15)
Net loss	890	679
Total assets	6,494	9,259	6,494
Managed Services | Operating Segments | Allocated operating expenses
Segment Reporting Information [Line Items]
Total operating expenses	1,479	593
Managed Services | Operating Segments | Unallocated operating expenses
Segment Reporting Information [Line Items]
Total operating expenses	0	0
Collaboration Products | Operating Segments
Segment Reporting Information [Line Items]
Revenues	9,106	3,469
Cost of revenues	3,491	2,030
Gross profit	$ 5,615	$ 1,439
Gross profit %	61.70%	41.50%
Total operating expenses	$ 9,913	$ 7,556
Income (loss) from operations	(4,298)	(6,117)
Interest and other income (expense), net	2,765	227
Loss before income taxes	(1,533)	(5,890)
Income tax (benefit) expense	53	(75)
Net loss	(1,586)	(5,815)
Total assets	22,649	19,348	$ 22,649
Collaboration Products | Operating Segments | Allocated operating expenses
Segment Reporting Information [Line Items]
Total operating expenses	9,913	7,556
Collaboration Products | Operating Segments | Unallocated operating expenses
Segment Reporting Information [Line Items]
Total operating expenses	$ 0	$ 0