Segment Reporting (Details) $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2023 USD ($)	Mar. 31, 2023 USD ($)	Jun. 30, 2022 USD ($)	Mar. 31, 2022 USD ($)	Jun. 30, 2023 USD ($) segment	Jun. 30, 2022 USD ($)
Segment Reporting Information [Line Items]
Number of operating segments | segment					2
Revenue	$ 956		$ 1,333		$ 1,994	$ 2,865
Cost of revenues	834		926		1,596	1,959
Gross profit	$ 122		$ 407		$ 398	$ 906
Gross profit (loss)%	13.00%		31.00%		20.00%	32.00%
Total operating expenses	$ 1,213		$ 9,440		$ 2,692	$ 14,461
Loss from operations	(1,091)		(9,033)		(2,294)	(13,555)
Interest and other income, net	(42)		0		(64)	6
Loss before income taxes	(1,049)		(9,033)		(2,230)	(13,561)
Income tax expense	0		0		38	11
Net loss	(1,049)	$ (1,219)	(9,033)	$ (4,539)	(2,268)	(13,572)
Allocated operating expenses
Segment Reporting Information [Line Items]
Total operating expenses	(373)		8,405		(87)	11,736
Unallocated operating expenses
Segment Reporting Information [Line Items]
Total operating expenses	1,586		1,035		2,779	2,725
Unallocated operating expenses
Segment Reporting Information [Line Items]
Revenue	0		0		0	0
Cost of revenues	0		0		0	0
Gross profit	0		0		0	0
Total operating expenses	1,586		1,035		2,779	2,725
Loss from operations	(1,586)		(1,035)		(2,779)	(2,725)
Interest and other income, net	0		0		0	0
Loss before income taxes	(1,586)		(1,035)		(2,779)	(2,725)
Income tax expense	0		0		0	0
Net loss	(1,586)		(1,035)		(2,779)	(2,725)
Unallocated operating expenses | Allocated operating expenses
Segment Reporting Information [Line Items]
Total operating expenses	0		0		0	0
Unallocated operating expenses | Unallocated operating expenses
Segment Reporting Information [Line Items]
Total operating expenses	1,586		1,035		2,779	2,725
Managed Services
Segment Reporting Information [Line Items]
Revenue					1,330	1,776
Managed Services | Operating Segments
Segment Reporting Information [Line Items]
Revenue	640		810		1,330	1,776
Cost of revenues	430		525		890	1,170
Gross profit	$ 210		$ 285		$ 440	$ 606
Gross profit (loss)%	33.00%		35.00%		33.00%	34.00%
Total operating expenses	$ 3		$ 1		$ 3	$ 57
Loss from operations	207		284		437	549
Interest and other income, net	(37)		0		(34)	6
Loss before income taxes	244		284		471	543
Income tax expense	0		(1)		7	8
Net loss	244		285		464	535
Managed Services | Operating Segments | Allocated operating expenses
Segment Reporting Information [Line Items]
Total operating expenses	3		1		3	57
Managed Services | Operating Segments | Unallocated operating expenses
Segment Reporting Information [Line Items]
Total operating expenses	0		0		0	0
Collaboration Products
Segment Reporting Information [Line Items]
Revenue					664	1,089
Collaboration Products | Operating Segments
Segment Reporting Information [Line Items]
Revenue	316		523		664	1,089
Cost of revenues	404		401		706	789
Gross profit	$ (88)		$ 122		$ (42)	$ 300
Gross profit (loss)%	(28.00%)		23.00%		(6.00%)	28.00%
Total operating expenses	$ (376)		$ 8,404		$ (90)	$ 11,679
Loss from operations	288		(8,282)		48	(11,379)
Interest and other income, net	(5)		0		(30)	0
Loss before income taxes	293		(8,282)		78	(11,379)
Income tax expense	0		1		31	3
Net loss	293		(8,283)		47	(11,382)
Collaboration Products | Operating Segments | Allocated operating expenses
Segment Reporting Information [Line Items]
Total operating expenses	(376)		8,404		(90)	11,679
Collaboration Products | Operating Segments | Unallocated operating expenses
Segment Reporting Information [Line Items]
Total operating expenses	$ 0		$ 0		$ 0	$ 0