Note 3 - Cash Equivalents and Investments - Held-to-maturity Investments (Details) |
Dec. 31, 2024
USD ($)
|
|---|---|
| Amortized cost | $ 14,395,913 |
| Unrealized gains | 10,863 |
| Aggregate fair value | 14,406,776 |
| US Treasury Securities [Member] | |
| Amortized cost | 14,395,913 |
| Unrealized gains | 10,863 |
| Aggregate fair value | $ 14,406,776 |
| X | ||||||||||
- Definition Amount, before allowance for credit loss, of investment in debt security measured at amortized cost (held-to-maturity). Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
|
| X | ||||||||||
- Definition Amount of accumulated unrecognized gain on investment in debt security measured at amortized cost (held-to-maturity). Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
|
| X | ||||||||||
- Definition Fair value of investment in debt security measured at amortized cost (held-to-maturity). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Details
|