Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479344/326-20-45-1

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+ References

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- Definition

Amortized cost excluding accrued interest, before allowance for credit loss, fee, and loan in process, of financing receivable. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(7))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1

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- Definition

Amount of unamortized loan commitment, origination, and other costs (fees) on financing receivable recognized as adjustment to yield. Excludes financing receivable covered under loss sharing agreement.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481598/310-20-45-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481962/310-10-50-4

Reference 3: http://www.xbrl.org/2003/role/recommendedDisclosureRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-SubTopic 20
-Topic 310
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481569/310-20-50-3

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Note 2 - Loans Receivable - Summary of Loans (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Mar. 31, 2025	Dec. 31, 2024	Jun. 30, 2024	Mar. 31, 2024	Dec. 31, 2023
Loans receivable, before allowance and fee	$ 30,967		$ 30,666
Unamortized, net deferred loan costs	171		146
Allowance for credit losses	(185)	$ (185)	(185)	$ (200)	$ (200)	$ (200)
Loans receivable, net	30,953		30,627
Real Estate Loan [Member]
Loans receivable, before allowance and fee	30,746		30,371
Share Loans [Member]
Loans receivable, before allowance and fee	221		295
Allowance for credit losses	0	0	0	0	0	0
Residential Portfolio Segment [Member] \| Real Estate Loan [Member]
Loans receivable, before allowance and fee	29,821		29,774
Allowance for credit losses	(147)	(155)	(173)	(190)	(181)	(175)
Construction Portfolio Segment [Member] \| Real Estate Loan [Member]
Loans receivable, before allowance and fee	386		0
Allowance for credit losses	(27)	(22)	(3)	0	(9)	(15)
Commercial Real Estate Portfolio Segment [Member]
Loans receivable, before allowance and fee	539		597
Allowance for credit losses	(11)	$ (8)	(9)	$ (10)	$ (10)	$ (10)
Commercial Real Estate Portfolio Segment [Member] \| Real Estate Loan [Member]
Loans receivable, before allowance and fee	$ 539		$ 597