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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- 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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Note 4 - Loans Receivable - Loans Receivable (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Jun. 30, 2025	Dec. 31, 2024	Sep. 30, 2024	Jun. 30, 2024	Dec. 31, 2023
Loans receivable	$ 768,646		$ 895,157
Allowance for credit losses	(8,814)	$ (9,116)	(7,571)	$ (7,899)	$ (8,142)	$ (8,345)
Loans, net	759,832		887,586
Commercial Portfolio Segment [Member]
Loans receivable	169,335		248,595
Allowance for credit losses	(2,789)		(1,146)
Consumer Portfolio Segment [Member]
Loans receivable	1,598		1,623
Allowance for credit losses	(40)	$ (44)	(48)
One-to-Four Family Residential Real Estate [Member] \| Real Estate Portfolio [Member]
Loans receivable	12,859		14,829
Allowance for credit losses	(226)		(271)
Multi-family Mortgage [Member] \| Real Estate Portfolio [Member]
Loans receivable	486,050		521,957
Allowance for credit losses	(4,606)		(4,764)
Nonresidential Real Estate [Member] \| Real Estate Portfolio [Member]
Loans receivable	98,804		108,153
Allowance for credit losses	$ (1,153)		$ (1,342)