Amount of expense related loan transactions, lease transactions, credit loss from transactions other than loan and lease transactions, and other loss based on assessment of uncollectability from the counterparty to reduce the account to their net realizable value.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (a)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-28

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 11B
-Subparagraph (c)(2)
-SubTopic 10
-Topic 310
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-11B

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 942
-SubTopic 220
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-04.11)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483589/942-220-S99-1

Name:	us-gaap_ProvisionForLoanLeaseAndOtherLosses
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Note 9 - Fair Value Measurements (Details Textual) - USD ($)	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022
Liabilities, Fair Value Disclosure	$ 0		$ 0
Impaired Loan [Member]
Provision for Loan, Lease, and Other Losses	$ 40,000	$ 1,000
Fair Value, Inputs, Level 3 [Member] \| Impaired Loan [Member] \| Minimum [Member]
Fair Value Inputs, Estimated Selling Costs	20.00%
Fair Value, Inputs, Level 3 [Member] \| Impaired Loan [Member] \| Maximum [Member]
Fair Value Inputs, Estimated Selling Costs	24.00%
Fair Value, Inputs, Level 3 [Member] \| Impaired Loan [Member] \| Weighted Average [Member]
Fair Value Inputs, Estimated Selling Costs	23.00%