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Note 5 - Fair Value Measurements - Fair Value Quantitative Information (Details) - Fair Value, Nonrecurring [Member] $ in Thousands	Jun. 30, 2024 USD ($)	Dec. 31, 2023 USD ($)
Collateral dependent loans	$ 0	$ 105
Fair Value, Inputs, Level 3 [Member]
Collateral dependent loans	0	105
Impaired Loan [Member] | Fair Value, Inputs, Level 3 [Member] | Valuation, Market Approach [Member]
Collateral dependent loans	$ 0	$ 105
Impaired Loan [Member] | Fair Value, Inputs, Level 3 [Member] | Valuation, Market Approach [Member] | Maximum [Member] | Measurement Input Valuation Adjustments [Member]
Collateral dependent loans	0.25	0.15

X

- Definition

The measurement input of loans held-for-investment.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	instant

X

- Definition

Fair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 825
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 10
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482907/825-10-50-10

+ Details

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Period Type:	instant

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- Details

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- Details

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