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v3.23.1

Commitments and Contingencies (Details) | 1 Months Ended | 3 Months Ended |
--- | --- | --- | ---
Jun. 30, 2020 USD ($) ft² | Mar. 31, 2023 USD ($) ft² | Mar. 31, 2022 USD ($) | Dec. 31, 2022 USD ($)
Lease liability |  | $ 144,000 |  | $ 131,000
Lease liabilities, long term |  | 83,000 |  | 46,000
ROU asset |  | $ 224,000 |  | $ 172,000
Weighted-average remaining lease term |  | 1 year 2 months 12 days |  |
Operating lease costs |  | $ 119,000 | $ 61,000 |
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 | $ 1,000 |  |  |
Singapore (Member) |  |  |  |
Area of sublease space | ft² | 275 |  |  |
Sublease rent per month | $ 1,000 |  |  |
Hong Kong (Member) |  |  |  |
Area of sublease space | ft² | 3,000 |  |  |
Sublease rent per month | $ 2,000 |  |  |
Cost of revenue |  |  |  |
Operating lease costs |  | $ 41,000 | 32,000 |
Operating expenses |  |  |  |
Operating lease costs |  | $ 78,000 | $ 29,000 |
Sublease of space located in Irvine, California |  |  |  |
Area of sublease space | ft² |  | 9,800 |  |
Sublease rent per month |  | $ 5,000 |  |
Percentage of annual increase in sublease rent |  | 50.00% |  |
Space located in Irvine, California for executive offices, sales, finance and administration |  |  |  |
Area of sublease space | ft² | 4,351 |  |  |
Sublease rent per month | $ 6,000 |  |  |
Percentage of annual increase in sublease rent | 3.00% |  |  |
Shenzhen, China manufacturing facility |  |  |  |
Area of sublease space | ft² | 14,476 |  |  |
Sublease rent per month | $ 8,000 |  |  |
Newark, California manufacturing facility |  |  |  |
Area of sublease space | ft² |  | 10,635 |  |
Sublease rent per month |  | $ 18,000 |  |
Office space located in Los Angels, California |  |  |  |
Area of sublease space | ft² | 1,000 |  |  |
Sublease rent per month | $ 1,000 |  |  |

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