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Note 14 - Stock-based Compensation (Tables) | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2023 | Dec. 31, 2022
Notes Tables |  |
Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] |
|  |  | Three Months |  |  |  | Nine Months |
Risk-free interest rate |  |  | 2.85% - 2.90% |  |  |  | 1.91% - 2.90% |
Dividend yield |  |  | 0 | % |  |  | 0 | %
Expected term (years) |  |  | 3.25 - 6.00 |  |  |  | 3.25 - 6.00 |
Expected volatility |  |  | 45.9% - 48.1% |  |  |  | 45.8% - 48.5% |
|  | 2022 |  |  | 2021 |
Risk-free interest rate |  |  | 1.88% | - | 4.26% |  |  |  | 0.46% | - | .26% |
Dividend yield |  |  |  | 0% |  |  |  |  |  | 0% |  |
Expected term (in years) |  |  | 3.25 | – | 6 |  |  |  | 2.5 | – | 5 |
Expected volatility |  |  | 45.8% | - | 48.1% |  |  |  | 46.0% | - | 92.0% |
Share-Based Payment Arrangement, Option, Activity [Table Text Block] |  |
|  | Shares |  |  | Weighted Average Exercise Price Per Share |  |  | Weighted Average Remaining Contract Term |  |  | Aggregate Intrinsic Value |
Outstanding at December 31, 2020 |  |  | 1,395,000 |  |  | $ | 0.31 |  |  | 4 years, 5 months |  |  | $ | 1,591,223 |
Granted |  |  | 1,982,500 |  |  |  | 4.48 |  |  |  |  |  |  |  |  |
Exercised |  |  | (453,000 | ) |  |  | 0.21 |  |  |  |  |  |  |  |  |
Expired |  |  | (20,000 | ) |  |  | 0.17 |  |  |  |  |  |  |  |  |
Outstanding at December 31, 2021 |  |  | 2,904,500 |  |  | $ | 3.17 |  |  | 4 years, 11 months |  |  | $ | 5,195,253 |
Granted |  |  | 1,952,000 |  |  |  | 2.82 |  |  |  |  |  |  |  |  |
Exercised |  |  | (264,000 | ) |  |  | 0.28 |  |  |  |  |  |  |  |  |
Expired |  |  | (5,000 | ) |  |  | 0.35 |  |  |  |  |  |  |  |  |
Forfeited |  |  | (35,000 | ) |  |  | 1.30 |  |  |  |  |  |  |  |  |
Outstanding at December 31, 2022 |  |  | 4,552,500 |  |  |  | 3.21 |  |  | 6 years, 5 months |  |  | $ | 95,397 |
Exercisable at December 31, 2022 |  |  | 2,196,750 |  |  | $ | 3.31 |  |  | 4 years, 4 months |  |  | $ | 95,397 |
Schedule of Nonvested Share Activity [Table Text Block] |  |
|  | Shares |  |  | Weighted Average Exercise Price Per Share |  |  | Weighted Average Grant Date Fair Value |
Nonvested at December 31, 2020 |  |  | 235,000 |  |  | $ | 0.64 |  |  | $ | 0.36 |
Granted |  |  | 1,982,500 |  |  |  | 4.48 |  |  |  | 1.55 |
Vested |  |  | (1,265,000 | ) |  |  | 4.07 |  |  |  | 1.35 |
Nonvested at December 31, 2021 |  |  | 952,500 |  |  | $ | 4.08 |  |  | $ | 1.51 |
Granted |  |  | 1,952,000 |  |  |  | 2.82 |  |  |  | 1.36 |
Vested |  |  | (513,750 | ) |  |  | 3.90 |  |  |  | 1.47 |
Forfeited |  |  | (35,000 | ) |  |  | 1.30 |  |  |  | 0.62 |
Nonvested at December 31, 2022 |  |  | 2,355,750 |  |  | $ | 3.11 |  |  | $ | 1.32 |

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- 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 -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -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
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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Subparagraph (f)(2) -Name Accounting Standards Codification -Paragraph 2 -Section 50 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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