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Note 13 - Other Financial Statement Information | 6 Months Ended
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Jun. 30, 2025
Notes to Financial Statements |
Supplemental Balance Sheet Disclosures [Text Block] | 13. Other Financial Statement Information Inventories, Net The Company reduces the value of its inventories to net realizable value when the net realizable value is believed to be less than the cost of the item. The components of inventory as of June 30, 2025 and December 31, 2024 are summarized below:
|  | June 30, 2025 |  | December 31, 2024
Raw materials |  | $ | 331 |  |  | $ | 302 |
Work in process |  |  | 7 |  |  |  | 5 |
Finished goods |  |  | — |  |  |  | 31 |
Total gross inventory |  |  | 338 |  |  |  | 338 |
Reserve for excess and obsolete inventory |  |  | (84 | ) |  |  | (71 | )
Inventories, net |  | $ | 254 |  |  | $ | 267 |
Intangible Assets, Net The components of intangible assets as of June 30, 2025 and December 31, 2024 are summarized below:
|  | June 30, 2025 |  | December 31, 2024
Intellectual property |  | $ | 214 |  |  | $ | 214 |
Gross intangible assets |  |  | 214 |  |  |  | 214 |
Less: Accumulated amortization |  |  | (189 | ) |  |  | (178 | )
Intangible assets, net |  | $ | 25 |  |  | $ | 36 |

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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 -Topic 210 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/210/tableOfContent + Details
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