Note 9 - Stockholders' Equity (Details Textual) - USD ($) $ / shares in Units, $ in Millions |
3 Months Ended | 6 Months Ended | ||||||
|---|---|---|---|---|---|---|---|---|
Jun. 30, 2024 |
Mar. 31, 2024 |
Jun. 30, 2023 |
Mar. 31, 2023 |
Jun. 30, 2024 |
Jun. 30, 2023 |
Jan. 12, 2016 |
Jul. 28, 2015 |
|
| Common Stock, Dividends, Per Share, Declared (in dollars per share) | $ 0.2 | $ 0.2 | $ 0.2 | $ 0.2 | ||||
| Dividends, Common Stock | $ 4.6 | $ 4.6 | ||||||
| Stock Repurchase Program, Authorized Amount | $ 70.0 | $ 15.0 | ||||||
| Stock Repurchase Program, Remaining Authorized Repurchase Amount | $ 21.9 | $ 21.9 | ||||||
| X | ||||||||||
- Definition Amount authorized for purchase of share under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Aggregate dividends declared during the period for each share of common stock outstanding. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of paid and unpaid common stock dividends declared with the form of settlement in cash, stock and payment-in-kind (PIK). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount remaining authorized for purchase of share under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership. No definition available.
|