Annual report pursuant to Section 13 and 15(d)

Note 4 - Balance Sheet Components - Summary of Balance Sheet Amounts (Details)

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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