Segment Reporting - Concentration Percentage (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Concentration Risk [Line Items]
Revenue	$ 872	$ 1,185	$ 2,866	$ 4,050
Revenue | Geographic Concentration Risk | UNITED KINGDOM
Concentration Risk [Line Items]
Concentration risk, percentage (in percent)	11.00%
Revenue | Geographic Concentration Risk | SINGAPORE
Concentration Risk [Line Items]
Concentration risk, percentage (in percent)		10.00%
Customer A | Managed Services | Revenue | Customer Concentration Risk
Concentration Risk [Line Items]
Concentration risk, percentage (in percent)	60.00%	53.00%	56.00%	48.00%
Customer A | Managed Services | Accounts Receivable | Customer Concentration Risk
Concentration Risk [Line Items]
Concentration risk, percentage (in percent)			0.00%	52.00%
Customer B | Collaboration Products | Accounts Receivable | Customer Concentration Risk
Concentration Risk [Line Items]
Concentration risk, percentage (in percent)			38.00%	0.00%
Customer C | Collaboration Products | Accounts Receivable | Customer Concentration Risk
Concentration Risk [Line Items]
Concentration risk, percentage (in percent)			0.00%	12.00%
Customer D | Collaboration Products | Accounts Receivable | Customer Concentration Risk
Concentration Risk [Line Items]
Concentration risk, percentage (in percent)			12.00%	0.00%