Note 8 - Loans Receivable, Net (Details Textual)	3 Months Ended
Mar. 31, 2024 USD ($)	Mar. 31, 2023 USD ($)	Dec. 31, 2023 USD ($)
Financing Receivable, 90 Days or More Past Due, Still Accruing	$ 0		$ 0
Financing Receivable, Number of Loans Modified	2		2
Financing Receivable, Modified, Accumulated	$ 334,000		$ 342,000
Financing Receivable, Modified in Period, Amount	$ 0	$ 0
Financing Receivable, Troubled Debt Restructuring, Subsequent Default, Number of Contracts	0	0
Off-Balance-Sheet, Credit Loss, Liability	$ 162,900,000
Other Liabilities [Member]
Off-Balance-Sheet, Credit Loss, Liability	$ 894,000	$ 859,000

Number of loans modified for debtor experiencing financial difficulty.

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- Definition

Number of financing receivable contracts modified as troubled debt restructuring within previous 12 months, with subsequent payment default.

+ References

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- Definition

Amortized cost of financing receivable modified during period for debtor experiencing financial difficulty.

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Accumulated amortized cost of financing receivable modified for debtor experiencing financial difficulty.

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Amortized cost of financing receivable 90 days or more past due and still accruing. Excludes net investment in lease.

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Amount of expected credit loss for credit exposure on off-balance-sheet commitment, including but not limited to, loan commitment, standby letter of credit, financial guarantee not accounted for as insurance. Excludes off-balance sheet credit exposure accounted for as insurance and instrument accounted for under derivatives and hedging.

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