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Note 4 - Loans Receivable - Activity in the Allowance for Loan Losses (Details) - USD ($)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Beginning Balance	$ 8,345,000
Provision for credit losses - loans	5,081,000	$ 395,000
Loans charged off	(5,916,000)	(2,229,000)
Recoveries	61,000	143,000
Ending balance	7,571,000	8,345,000
Accounting Standards Update 2016-13 [Member]
Beginning Balance		8,129,000
Accounting Standards Update 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member]
Beginning Balance		1,907,000
Accounting Standards Update 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjusted Balance [Member]
Beginning Balance		10,036,000
Commercial Portfolio Segment [Member]
Beginning Balance	2,303,000
Ending balance	1,146,000	2,303,000
Consumer Portfolio Segment [Member]
Beginning Balance	32,000	49,000
Provision for credit losses - loans		44,000
Loans charged off		(52,000)
Recoveries		1,000
Ending balance	48,000	32,000
Consumer Portfolio Segment [Member] | Accounting Standards Update 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member]
Beginning Balance		(10,000)
Consumer Portfolio Segment [Member] | Accounting Standards Update 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjusted Balance [Member]
Beginning Balance		39,000
Home Equity and Junior Liens [Member] | Real Estate Portfolio [Member]
Beginning Balance	75,000
Provision for credit losses - loans	(21,000)	(26,000)
Loans charged off	0	0
Recoveries	0	0
Ending balance	54,000	75,000
Home Equity and Junior Liens [Member] | Real Estate Portfolio [Member] | Accounting Standards Update 2016-13 [Member]
Beginning Balance		84,000
Home Equity and Junior Liens [Member] | Real Estate Portfolio [Member] | Accounting Standards Update 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member]
Beginning Balance		17,000
Home Equity and Junior Liens [Member] | Real Estate Portfolio [Member] | Accounting Standards Update 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjusted Balance [Member]
Beginning Balance		101,000
One to Four Family First Liens [Member] | Real Estate Portfolio [Member]
Beginning Balance	220,000
Provision for credit losses - loans	(31,000)	(103,000)
Loans charged off	0	(1,000)
Recoveries	28,000	45,000
Ending balance	217,000	220,000
One to Four Family First Liens [Member] | Real Estate Portfolio [Member] | Accounting Standards Update 2016-13 [Member]
Beginning Balance		197,000
One to Four Family First Liens [Member] | Real Estate Portfolio [Member] | Accounting Standards Update 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member]
Beginning Balance		82,000
One to Four Family First Liens [Member] | Real Estate Portfolio [Member] | Accounting Standards Update 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjusted Balance [Member]
Beginning Balance		279,000
Multi Family Residential Real Estate, Senior Notes [Member] | Real Estate Portfolio [Member]
Beginning Balance	4,178,000
Provision for credit losses - loans	129,000	(95,000)
Loans charged off	(5,000)	0
Recoveries	18,000	20,000
Ending balance	4,320,000	4,178,000
Multi Family Residential Real Estate, Senior Notes [Member] | Real Estate Portfolio [Member] | Accounting Standards Update 2016-13 [Member]
Beginning Balance		3,519,000
Multi Family Residential Real Estate, Senior Notes [Member] | Real Estate Portfolio [Member] | Accounting Standards Update 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member]
Beginning Balance		734,000
Multi Family Residential Real Estate, Senior Notes [Member] | Real Estate Portfolio [Member] | Accounting Standards Update 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjusted Balance [Member]
Beginning Balance		4,253,000
Multi Family Residential Real Estate, Junior Notes [Member] | Real Estate Portfolio [Member]
Beginning Balance	371,000
Provision for credit losses - loans	73,000	(23,000)
Loans charged off	0	0
Recoveries	0	0
Ending balance	444,000	371,000
Multi Family Residential Real Estate, Junior Notes [Member] | Real Estate Portfolio [Member] | Accounting Standards Update 2016-13 [Member]
Beginning Balance		498,000
Multi Family Residential Real Estate, Junior Notes [Member] | Real Estate Portfolio [Member] | Accounting Standards Update 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member]
Beginning Balance		(104,000)
Multi Family Residential Real Estate, Junior Notes [Member] | Real Estate Portfolio [Member] | Accounting Standards Update 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjusted Balance [Member]
Beginning Balance		394,000
Owner Occupied Nonresidential Real Estate [Member] | Real Estate Portfolio [Member]
Beginning Balance	144,000
Provision for credit losses - loans	36,000	(31,000)
Loans charged off	0	0
Recoveries	0	0
Ending balance	180,000	144,000
Owner Occupied Nonresidential Real Estate [Member] | Real Estate Portfolio [Member] | Accounting Standards Update 2016-13 [Member]
Beginning Balance		252,000
Owner Occupied Nonresidential Real Estate [Member] | Real Estate Portfolio [Member] | Accounting Standards Update 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member]
Beginning Balance		(77,000)
Owner Occupied Nonresidential Real Estate [Member] | Real Estate Portfolio [Member] | Accounting Standards Update 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjusted Balance [Member]
Beginning Balance		175,000
Non-Owner Occupied Nonresidential Real Estate [Member] | Real Estate Portfolio [Member]
Beginning Balance	1,022,000
Provision for credit losses - loans	140,000	(103,000)
Loans charged off	0	0
Recoveries	0	0
Ending balance	1,162,000	1,022,000
Non-Owner Occupied Nonresidential Real Estate [Member] | Real Estate Portfolio [Member] | Accounting Standards Update 2016-13 [Member]
Beginning Balance		982,000
Non-Owner Occupied Nonresidential Real Estate [Member] | Real Estate Portfolio [Member] | Accounting Standards Update 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member]
Beginning Balance		143,000
Non-Owner Occupied Nonresidential Real Estate [Member] | Real Estate Portfolio [Member] | Accounting Standards Update 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjusted Balance [Member]
Beginning Balance		1,125,000
Commercial Loans and Leases [Member] | Real Estate Portfolio [Member]
Provision for credit losses - loans	(405,000)
Loans charged off	(629,000)
Recoveries	14,000
Ending balance	944,000
Commercial Loans and Leases [Member] | Commercial Portfolio Segment [Member]
Beginning Balance	1,964,000
Provision for credit losses - loans		896,000
Loans charged off		(2,176,000)
Recoveries		77,000
Ending balance		1,964,000
Commercial Loans and Leases [Member] | Commercial Portfolio Segment [Member] | Accounting Standards Update 2016-13 [Member]
Beginning Balance		2,324,000
Commercial Loans and Leases [Member] | Commercial Portfolio Segment [Member] | Accounting Standards Update 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member]
Beginning Balance		843,000
Commercial Loans and Leases [Member] | Commercial Portfolio Segment [Member] | Accounting Standards Update 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjusted Balance [Member]
Beginning Balance		3,167,000
Commercial Loans and Leases, Equipment Finance, Government [Member] | Real Estate Portfolio [Member]
Provision for credit losses - loans	5,150,000
Loans charged off	(5,238,000)
Recoveries	0
Ending balance	60,000
Commercial Loans and Leases, Equipment Finance, Government [Member] | Commercial Portfolio Segment [Member]
Beginning Balance	148,000
Provision for credit losses - loans		(135,000)
Loans charged off		0
Recoveries		0
Ending balance		148,000
Commercial Loans and Leases, Equipment Finance, Government [Member] | Commercial Portfolio Segment [Member] | Accounting Standards Update 2016-13 [Member]
Beginning Balance		157,000
Commercial Loans and Leases, Equipment Finance, Government [Member] | Commercial Portfolio Segment [Member] | Accounting Standards Update 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member]
Beginning Balance		126,000
Commercial Loans and Leases, Equipment Finance, Government [Member] | Commercial Portfolio Segment [Member] | Accounting Standards Update 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjusted Balance [Member]
Beginning Balance		283,000
Commercial Loans and Leases, Equipment Finance, Corporate Investment Grade [Member] | Real Estate Portfolio [Member]
Provision for credit losses - loans	(49,000)
Loans charged off	0
Recoveries	0
Ending balance	142,000
Commercial Loans and Leases, Equipment Finance, Corporate Investment Grade [Member] | Commercial Portfolio Segment [Member]
Beginning Balance	191,000
Provision for credit losses - loans		(29,000)
Loans charged off		0
Recoveries		0
Ending balance		191,000
Commercial Loans and Leases, Equipment Finance, Corporate Investment Grade [Member] | Commercial Portfolio Segment [Member] | Accounting Standards Update 2016-13 [Member]
Beginning Balance		67,000
Commercial Loans and Leases, Equipment Finance, Corporate Investment Grade [Member] | Commercial Portfolio Segment [Member] | Accounting Standards Update 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member]
Beginning Balance		153,000
Commercial Loans and Leases, Equipment Finance, Corporate Investment Grade [Member] | Commercial Portfolio Segment [Member] | Accounting Standards Update 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjusted Balance [Member]
Beginning Balance		$ 220,000
Consumer [Member] | Real Estate Portfolio [Member]
Provision for credit losses - loans	59,000
Loans charged off	(44,000)
Recoveries	1,000
Ending balance	$ 48,000

X

- Definition

Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.

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