Note 9 - Employee Benefits - Employee Benefit Plans (Details) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2023 |
Dec. 31, 2022 |
|
| Health benefits, including premiums | $ 18,483 | $ 14,607 |
| 401(k) matching | 2,910 | 2,549 |
| Deferred bonus plan | 687 | 809 |
| Total | $ 22,080 | $ 17,965 |
| X | ||||||||||
- Definition Represents the amount of employee benefit costs recorded during the period. No definition available.
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| X | ||||||||||
- Definition The compensation expense recognized during the period pertaining to the deferred compensation arrangement. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of cost for defined contribution plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount, after effect of policies assumed or ceded, of expense related to provision for policy benefits and costs incurred for health insurance contracts. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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