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Note 8 - Stock Plans (Tables) | 6 Months Ended
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Jun. 30, 2026
Notes Tables |
Share-Based Payment Arrangement, Option, Activity [Table Text Block] |
|  |  |  |  |  |  |  |  |  |  |  |  |  | Weighted |
|  |  |  |  |  | Weighted |  |  |  |  |  |  | Average |
|  |  |  |  |  | Average |  |  | Aggregate |  |  | Remaining |
|  | Number of |  |  | Exercise |  |  | Intrinsic |  |  | Contractual |
|  | Shares |  |  | Price |  |  | Value |  |  | Term (in years) |
Options outstanding at Beginning of Period |  |  | 369,975 |  |  | $ | 8.21 |  |  |  |  |  |  |  |  |
Granted |  |  | — |  |  |  | — |  |  |  |  |  |  |  |  |
Expired |  |  | — |  |  |  | — |  |  |  |  |  |  |  |  |
Cancelled / Forfeited |  |  | — |  |  |  | — |  |  |  |  |  |  |  |  |
Exercised |  |  | — |  |  |  | — |  |  |  |  |  |  |  |  |
Options outstanding at End of Period |  |  | 369,975 |  |  | $ | 8.21 |  |  | $ | 3,601,400 |  |  |  | 3.00 |
Exercisable (vested) at End of Period |  |  | 369,975 |  |  | $ | 8.21 |  |  | $ | 3,601,400 |  |  |  | 3.00 |
|  |  |  |  |  |  |  |  |  |  |  |  |  | Weighted |
|  |  |  |  |  | Weighted |  |  |  |  |  |  | Average |
|  |  |  |  |  | Average |  |  | Aggregate |  |  | Remaining |
|  | Number of |  |  | Exercise |  |  | Intrinsic |  |  | Contractual |
|  | Shares |  |  | Price |  |  | Value |  |  | Term (in years) |
Options outstanding at Beginning of Period |  |  | 422,527 |  |  | $ | 7.80 |  |  |  |  |  |  |  |  |
Granted |  |  | — |  |  |  | — |  |  |  |  |  |  |  |  |
Expired |  |  | — |  |  |  | — |  |  |  |  |  |  |  |  |
Cancelled / Forfeited |  |  | — |  |  |  | — |  |  |  |  |  |  |  |  |
Exercised |  |  | (52,552 | ) |  |  | 4.90 |  |  |  |  |  |  |  |  |
Options outstanding at End of Period |  |  | 369,975 |  |  | $ | 8.21 |  |  | $ | 3,601,400 |  |  |  | 3.00 |
Exercisable (vested) at End of Period |  |  | 369,975 |  |  | $ | 8.21 |  |  | $ | 3,601,400 |  |  |  | 3.00 |
Share-Based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity [Table Text Block] |
|  |  |  |  |  |  |  |  |  |  |  |  |  | Weighted |
|  |  |  |  |  | Weighted |  |  |  |  |  |  | Average |
|  |  |  |  |  | Average |  |  | Aggregate |  |  | Remaining |
|  | Number of |  |  | Grant Date |  |  | Intrinsic |  |  | Contractual |
|  | Shares |  |  | Fair Value |  |  | Value |  |  | Term (in years) |
Non-vested Restricted stock outstanding at Beginning of Period |  |  | 286,274 |  |  | $ | 9.21 |  |  |  |  |  |  |  |  |
Granted |  |  | 500 |  |  |  | 17.55 |  |  |  |  |  |  |  |  |
Cancelled / Forfeited |  |  | (800 | ) |  |  | 12.29 |  |  |  |  |  |  |  |  |
Exercised/Released/Vested |  |  | (1,820 | ) |  |  | 7.60 |  |  |  |  |  |  |  |  |
Non-vested restricted stock outstanding at End of Period |  |  | 284,154 |  |  | $ | 9.23 |  |  | $ | 5,097,723 |  |  |  | 3.00 |
|  |  |  |  |  |  |  |  |  |  |  |  |  | Weighted |
|  |  |  |  |  | Weighted |  |  |  |  |  |  | Average |
|  |  |  |  |  | Average |  |  | Aggregate |  |  | Remaining |
|  | Number of |  |  | Grant Date |  |  | Intrinsic |  |  | Contractual |
|  | Shares |  |  | Fair Value |  |  | Value |  |  | Term (in years) |
Non-vested Restricted stock outstanding at Beginning of Period |  |  | 283,907 |  |  | $ | 8.05 |  |  |  |  |  |  |  |  |
Granted |  |  | 60,579 |  |  |  | 14.02 |  |  |  |  |  |  |  |  |
Cancelled / Forfeited |  |  | (8,736 | ) |  |  | 8.63 |  |  |  |  |  |  |  |  |
Exercised/Released/Vested |  |  | (51,596 | ) |  |  | 8.46 |  |  |  |  |  |  |  |  |
Non-vested restricted stock outstanding at End of Period |  |  | 284,154 |  |  | $ | 9.23 |  |  | $ | 5,097,723 |  |  |  | 3.00 |
Schedule of Share-Based Payment Award, Employee Stock Purchase Plan, Valuation Assumptions [Table Text Block] |
|  | Three months ended |  |  | Six months ended |
|  | June 30, 2026 |  |  | June 30, 2026 |
Risk Free Interest Rate |  |  | 3.59 | % |  |  | 3.59 | %
Expected Dividend Yield |  |  | 0.00 | % |  |  | 0.00 | %
Expected Life in Years |  |  | 1.00 |  |  |  | 1.00 |
Expected Price Volatility |  |  | 13.67 | % |  |  | 13.67 | %

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
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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of employee stock purchase plans, including, but not limited to: (a) expected term, (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://www.xbrl.org/2009/role/commonPracticeRef -Topic 718 -SubTopic 50 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/718-50/tableOfContent Reference 2: 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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- 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
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