Note 8 - Subsequent Events (Details Textual) - USD ($) |
6 Months Ended | ||
|---|---|---|---|
Jul. 10, 2024 |
Jun. 30, 2024 |
Dec. 31, 2023 |
|
| Stock Issued During Period, Shares, New Issues (in shares) | 33,968 | ||
| Preferred Stock, Par or Stated Value Per Share (in dollars per share) | $ 0.001 | $ 0.001 | |
| Proceeds from Issuance of Preferred Stock and Preference Stock | $ 33,968,000 | ||
| Series AAA-2 Junior Convertible Preferred Stock [Member] | Subsequent Event [Member] | |||
| Stock Issued During Period, Shares, New Issues (in shares) | 551 | ||
| Preferred Stock, Par or Stated Value Per Share (in dollars per share) | $ 0.001 | ||
| Shares Issued, Price Per Share (in dollars per share) | $ 1,000 | ||
| Proceeds from Issuance of Preferred Stock and Preference Stock | $ 551,000 |
| X | ||||||||||
- Definition Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Proceeds from issuance of capital stock which provides for a specific dividend that is paid to the shareholders before any dividends to common stockholders and which takes precedence over common stockholders in the event of liquidation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Per share or per unit amount of equity securities issued. No definition available.
|
| X | ||||||||||
- Definition Number of new stock issued during the period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|