Note 12 - Fair Value Measurements and Fair Value of Financial Instruments (Details Textual) - USD ($) shares in Thousands, $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Other Real Estate, Foreclosed Assets, and Repossessed Assets	$ 19,441	$ 19,441
Class of Warrant or Right, Outstanding (in shares)	0	0
Minimum [Member]
Estimated Sales Cost Applied To Collateral	3.00%
Maximum [Member]
Estimated Sales Cost Applied To Collateral	6.00%
Net of Estimated Disposal Costs [Member]
Other Real Estate, Foreclosed Assets, and Repossessed Assets	$ 19,400	$ 19,400

Carrying amount as of the balance sheet date of other real estate and foreclosed assets. Other real estate may include real estate investments, real estate loans that qualify as investments in real estate, and premises that are no longer used in operations may also be included in real estate owned. Foreclosed assets include all assets obtained in full or partial satisfaction of a debt arrangement through foreclosure proceedings.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(10)(4))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant