Note 13 - Fair Value (Details Textual) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2020 |
Sep. 30, 2021 |
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| Other than Temporary Impairment, Credit Losses Recognized in Earnings, Additions, Additional Credit Losses | $ 0 | |
| Debt Securities, Available-for-sale, Amortized Cost, Total | 397,462 | $ 527,717 |
| Impaired Financing Receivable, Recorded Investment, Total | 11,800 | 11,400 |
| Impaired Financing Receivable, Related Allowance | 1,800 | 1,900 |
| Impaired Financing Receivable, Fair Value | $ 10,000 | 9,500 |
| Trust Preferred Securities Debt [Member] | ||
| Debt Securities, Available-for-sale, Amortized Cost, Total | $ 2,200 |
| X | ||||||||||
- Definition Fair value of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses. No definition available.
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| 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 Amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of allowance for credit losses related to recorded investment. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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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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- Details
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