XML 40 R29.htm IDEA: XBRL DOCUMENT
v3.25.3

Note 9 - Stock-Based Compensation (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2025
Notes Tables |
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block] |
|  | For the Three Months Ended September 30, |  |  | For the Nine Months Ended September 30, |
|  | 2025 |  |  | 2024 |  |  | 2025 |  |  | 2024 |
Sales and marketing |  | $ | 210 |  |  | $ | 315 |  |  | $ | 708 |  |  | $ | 968 |
Research and development |  |  | 154 |  |  |  | 318 |  |  |  | 573 |  |  |  | 827 |
General and administrative |  |  | 280 |  |  |  | 616 |  |  |  | 1,547 |  |  |  | 1,725 |
Total non-cash stock compensation expense |  | $ | 644 |  |  | $ | 1,249 |  |  | $ | 2,828 |  |  | $ | 3,520 |
Share-Based Payment Arrangement, Option, Activity [Table Text Block] |
|  |  |  |  |  |  |  |  |  | Wtd. Avg. |  |  |  |  |
|  |  |  |  |  |  |  |  |  | Remaining |  |  | Aggregate |
|  |  |  |  |  | Weighted Avg. |  |  | Contractual |  |  | Intrinsic |
|  | Shares |  |  | Exercise Price |  |  | Life (Yrs) |  |  | Value |
Outstanding as of December 31, 2024 |  |  | 5 |  |  | $ | 27.57 |  |  |  | 4.1 |  |  | $ | — |
Granted |  |  | 25 |  |  |  | 1.26 |  |  |  | — |  |  | $ | — |
Outstanding as of September 30, 2025 |  |  | 30 |  |  | $ | 5.99 |  |  |  | 8.3 |  |  | $ | — |
Vested and expected to vest at September 30, 2025 |  |  | 30 |  |  | $ | 5.99 |  |  |  | 8.3 |  |  | $ | — |
Exercisable as of September 30, 2025 |  |  | 5 |  |  | $ | 27.57 |  |  |  | 3.4 |  |  | $ | — |
Share-Based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity [Table Text Block] |
|  |  |  |  |  | Weighted |
|  |  |  |  |  | Average |
|  |  |  |  |  | Grant Date |
|  | Shares |  |  | Fair Value |
Unvested at December 31, 2024 |  |  | 419 |  |  | $ | 7.85 |
Granted |  |  | 2,672 |  |  |  | 1.05 |
Vested |  |  | (1,390 | ) |  |  | 2.33 |
Canceled and forfeited |  |  | (48 | ) |  |  | 1.66 |
Unvested at September 30, 2025 |  |  | 1,653 |  |  | $ | 1.69 |

X
- Definition Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
Name: | us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (e) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
Name: | us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_TableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration