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v3.22.4

Note 4 - Balance Sheet Components - Summary of Balance Sheet Amounts (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Cash and cash equivalents: |  |
Cash | $ 12,834 | $ 17,281
Cash equivalents | 56,833 | 66,562
Cash and Cash Equivalents, at Carrying Value, Total | 69,667 | 83,843
Restricted cash | 79 | 522
Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Ending Balance | 69,746 | 84,365
Inventories: |  |
Finished goods | 3,653 | 4,476
Raw materials | 890 | 873
Reserve for obsolescence | (18) | (92)
Inventory, Net, Total | 4,525 | 5,257
Property and equipment: |  |
Office equipment | 462 | 460
Office software | 986 | 1,009
Machinery | 20 | 22
Furniture and fixtures | 249 | 252
Leasehold improvements | 981 | 814
Construction in progress | 30 | 173
Property and equipment, at cost | 2,728 | 2,730
Accumulated depreciation and amortization | (2,334) | (2,267)
Property, Plant and Equipment, Net, Total | 394 | 463
Other accrued expenses: |  |
Sales returns | 70 | 137
Employee-related expense | 737 | 988
Warehousing, inventory-related and other | 374 | 808
Accrued Liabilities, Current, Total | 1,181 | 1,933
Deferred revenue: |  |
Deferred revenue | 5,597 | 8,536
Unshipped Product [Member] |  |
Deferred revenue: |  |
Deferred revenue | 3,822 | 6,525
Auto ship advances [Member] |  |
Deferred revenue: |  |
Deferred revenue | 1,775 | 1,901
Product and Service, Other [Member] |  |
Deferred revenue: |  |
Deferred revenue | $ 0 | $ 110

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