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Commitments and Contingencies- Right of Use Assets and Liabilities (Details) $ in Thousands	1 Months Ended	3 Months Ended		9 Months Ended
	Jun. 30, 2020 USD ($) ft²	Sep. 30, 2022 USD ($)	Sep. 30, 2021 USD ($)	Sep. 30, 2022 USD ($)	Sep. 30, 2021 USD ($)	Dec. 31, 2021 USD ($)
Right-of-use assets and lease liabilities capitalized		7.00%	5.50%	7.00%	5.50%
Lease liability		$ 144		$ 144		$ 138
Lease liabilities, long-term		60		60		37
ROU asset		$ 197		$ 197		$ 163
Weighted-average remaining lease term		1 year 1 month 6 days		1 year 1 month 6 days
Operating lease costs		$ 67	$ 68	$ 189	$ 234
Period of warranty from date of shipment				1 year
Extended warranty minimum period				1 year
Chief Executive Officer
Period for Severance Payment				12 months
JAPAN
Area of sublease space | ft²	500
Sublease rent per month	$ 1
Singapore
Area of sublease space | ft²	275
Sublease rent per month	$ 1
Hong Kong
Area of sublease space | ft²	3,000
Sublease rent per month	$ 2
Cost of revenue
Operating lease costs		33	29	$ 94	88
Operating expenses
Operating lease costs		$ 34	$ 39	$ 95	$ 146
Space located in Irvine, California for executive offices, sales, finance and administration
Area of sublease space | ft²	4,351
Sublease rent per month	$ 6
Percentage of annual increase in sublease rent	3.00%
Shenzhen, China manufacturing facility
Area of sublease space | ft²	14,476
Sublease rent per month	$ 8
Office space located in Los Angels, California
Area of sublease space | ft²	205
Sublease rent per month	$ 1

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