| Supplemental Balance Sheet Disclosures [Text Block] |
3. BALANCE SHEET COMPONENTS
The components of certain balance sheet amounts are as follows (in thousands):
| | | June 30, 2026 | | | December 31, 2025 | |
| Cash, cash equivalents and restricted cash: | | | | | | | | |
| Cash | | $ | 4,211 | | | $ | 5,896 | |
| Cash equivalents | | | 5,290 | | | | 917 | |
| | | | 9,501 | | | | 6,813 | |
| Restricted cash included in other long-term assets | | | 6 | | | | 7 | |
| | | $ | 9,507 | | | $ | 6,820 | |
| Inventories: | | | | | | | | |
| Finished goods | | $ | 1,855 | | | $ | 1,809 | |
| Raw materials | | | 194 | | | | 238 | |
| | | $ | 2,049 | | | $ | 2,047 | |
| Other assets: | | | | | | | | |
| Capitalized software implementation costs | | $ | 1,592 | | | $ | 1,434 | |
| Refundable deposits and other | | | 467 | | | | 489 | |
| | | $ | 2,059 | | | $ | 1,923 | |
| Other accrued expenses: | | | | | | | | |
| Sales returns | | $ | 59 | | | $ | 100 | |
| Employee-related expense | | | 699 | | | | 613 | |
| Warehousing, inventory-related and other | | | 464 | | | | 725 | |
| | | $ | 1,222 | | | $ | 1,438 | |
| Deferred revenue: | | | | | | | | |
| Unshipped product and unredeemed product vouchers | | $ | 2,729 | | | $ | 4,063 | |
| Auto ship advances | | | 1,476 | | | | 1,511 | |
| | | $ | 4,205 | | | $ | 5,574 | |
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