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Note 3 - Balance Sheet Components | 9 Months Ended
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Sep. 30, 2022
Notes to Financial Statements |
Supplemental Balance Sheet Disclosures [Text Block] | 3. BALANCE SHEET COMPONENTS The components of certain balance sheet amounts are as follows (in thousands):
|  | September 30, 2022 |  |  | December 31, 2021 |
Cash, cash equivalents and restricted cash: |  |  |  |  |  |  |  |
Cash |  | $ | 12,080 |  |  | $ | 17,281 |
Cash equivalents |  |  | 58,583 |  |  |  | 66,562 |
|  |  | 70,663 |  |  |  | 83,843 |
Restricted cash |  |  | 69 |  |  |  | 522 |
|  | $ | 70,732 |  |  | $ | 84,365 |
Inventories: |  |  |  |  |  |  |  |
Finished goods |  | $ | 4,304 |  |  | $ | 4,476 |
Raw materials |  |  | 769 |  |  |  | 873 |
Reserve for obsolescence |  |  | (84 | ) |  |  | (92 | )
|  | $ | 4,989 |  |  | $ | 5,257 |
Other accrued expenses: |  |  |  |  |  |  |  |
Sales returns |  | $ | 89 |  |  | $ | 137 |
Employee-related expense |  |  | 728 |  |  |  | 988 |
Warehousing, inventory-related and other |  |  | 504 |  |  |  | 808 |
|  | $ | 1,321 |  |  | $ | 1,933 |
Deferred revenue: |  |  |  |  |  |  |  |
Unshipped product and unredeemed product vouchers |  | $ | 3,400 |  |  | $ | 6,525 |
Auto ship advances |  |  | 1,771 |  |  |  | 1,901 |
Other |  |  | 83 |  |  |  | 110 |
|  | $ | 5,254 |  |  | $ | 8,536 |

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- Definition The entire disclosure for supplemental balance sheet disclosures, including descriptions and amounts for assets, liabilities, and equity. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -URI https://asc.fasb.org/topic&trid=2122208 + Details
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