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Note 10 - FHLB Advances (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
FHLB stock | $ 7,800 | $ 6,600
Prepaid FHLB advances |  | 55,300
Loss on prepayment of FHLB advances |  | 1,900
Minimum |  |
FHLB advances maturity period | 1 day |
Minimum | Loans Receivable [Member] |  |
FHLB collateral maintenance levels | 125.00% |
Maximum |  |
FHLB advances maturity period | 1 month |
Maximum | Loans Receivable [Member] |  |
FHLB collateral maintenance levels | 333.00% |
Collateral, Loans [Member] |  |
FHLB advance | $ 1,300,000 | 1,100,000
Collateral, Securities [Member] |  |
FHLB advance | $ 334 | $ 590

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- Definition The amount of gain or loss on prepayment of FHLB advances. + References No definition available. + Details
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- Definition Represents information pertaining to prepaid Federal Home Loan Bank advances. + References No definition available. + Details
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- Definition Amount of the collateral pledged in support of federal home loan bank advances outstanding. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=123599511&loc=d3e64711-112823 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822 + Details
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- Definition Maturity period on fixed rate advances made and reported by Federal Home Loan Bank (FHLBank), in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition Federal Home Loan Bank (FHLB) stock represents an equity interest in a FHLB. It does not have a readily determinable fair value because its ownership is restricted and it lacks a market (liquidity). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 325 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=123599499&loc=d3e63345-112809 + Details
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