Note 10 - Short-term Borrowings - Outstanding Balances and Related Information of Short-term Borrowings (Details) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2022 |
Dec. 31, 2021 |
|
| Balance at year-end | $ 65,000 | $ 0 |
| Average balance outstanding | 8,576 | 85 |
| Maximum month-end balance | $ 80,000 | $ 0 |
| Weighted-average rate at year-end | 4.38% | |
| Weighted-average rate during the year | 3.58% | 0.40% |
| X | ||||||||||
- Definition Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Weighted average interest rate of short-term debt outstanding calculated at point in time. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Weighted average interest rate of short-term debt outstanding calculated over time. No definition available.
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| X | ||||||||||
- Definition For the form of debt having an initial term of less than one year or less than the normal operating cycle, if longer, average borrowings during the period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition For the form of debt having an initial term of less than one year or less than the normal operating cycle, if longer, maximum month-end borrowings during the period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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