Note 3 - Investments (Details Textual) |
3 Months Ended |
|---|---|
|
Mar. 31, 2022
USD ($)
| |
| Proceeds from Sale of Debt Securities, Available-for-Sale | $ 14,365,000 |
| Debt Securities, Available-for-Sale, Realized Gain, Gross | 92,000 |
| Debt Securities, Available-for-Sale, Realized Loss, Gross | $ 53,000 |
| Debt Securities, Available-for-Sale, Unrealized Loss Position, Number of Positions | 53 |
| Debt Securities, Available for Sale, Other than temporary impairment | $ 0 |
| X | ||||||||||
- Definition Represents other than temporary impairment of debt securities available for sale. No definition available.
|
| X | ||||||||||
- Definition Amount of gross realized gain on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). No definition available.
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| X | ||||||||||
- Definition Amount of gross realized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). No definition available.
|
| X | ||||||||||
- Definition Number of investments in debt securities measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position, without allowance for credit loss. Includes beneficial interest in securitized financial asset. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of cash inflow from sale 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://fasb.org/us-gaap/role/ref/legacyRef
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