Note 18 - Fair Values of Financial Instruments (Details Textual) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2021 |
Dec. 31, 2020 |
|
| Other than Temporary Impairment, Credit Losses Recognized in Earnings, Additions, Additional Credit Losses | $ 0 | $ 0 |
| Debt Securities, Available-for-sale, Amortized Cost, Total | 521,485 | 397,462 |
| Trust Preferred Securities Debt [Member] | ||
| Debt Securities, Available-for-sale, Amortized Cost, Total | $ 2,200 | $ 2,200 |
| X | ||||||||||
- Definition Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition This item represents an increase to the cumulative amount of credit losses recognized in earnings for an other than temporary impairment (OTTI) of a debt security held for which a previous OTTI was recognized and the investor does not intend to sell the debt security and it is not more likely than not that the investor will be required to sell the debt security before recovery of its amortized cost basis. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Details
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