Note 12 - Stockholders' Equity (Tables)
|6 Months Ended|
Jun. 30, 2023
|Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block]||
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.
Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef