Note 9 - Loans and Related Allowance for Loan Losses - Schedule of Primary Segments of Allowance for Loan Losses (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2021	Dec. 31, 2020
Balance	$ 551	$ 619	$ 565	$ 618
Charge-offs	0	0	0	0
Recoveries	0	0	0	0
(CREDIT) PROVISION FOR LOAN LOSSES	(22)	(8)	(36)	(7)
Individually evaluated for impairment	0	0	0	0
Collectively evaluated for impairment	529	611	529	611
Balance	529	611	529	611
First Mortgage Loans One to Four Family Dwellings [Member]
Balance	372	454	389	449
Charge-offs	0	0	0	0
Recoveries	0	0	0	0
(CREDIT) PROVISION FOR LOAN LOSSES	(30)	(8)	(47)	(3)
Individually evaluated for impairment	0	0	0	0
Collectively evaluated for impairment	342	446	342	446
Balance	342	446	342	446
First Mortgage Loans Construction [Member]
Balance	34	36	50	38
Charge-offs	0	0	0	0
Recoveries	0	0	0	0
(CREDIT) PROVISION FOR LOAN LOSSES	15	(2)	(1)	(4)
Individually evaluated for impairment	0	0	0	0
Collectively evaluated for impairment	49	34	49	34
Balance	49	34	49	34
First Mortgage Loans Land Acquisition and Development [Member]
Balance	21	7	11	6
Charge-offs	0	0	0	0
Recoveries	0	0	0	0
(CREDIT) PROVISION FOR LOAN LOSSES	(1)	(1)	9	0
Individually evaluated for impairment	0	0	0	0
Collectively evaluated for impairment	20	6	20	6
Balance	20	6	20	6
First Mortgage Loans Multifamily Dwellings [Member]
Balance	23	26	24	26
Charge-offs	0	0	0	0
Recoveries	0	0	0	0
(CREDIT) PROVISION FOR LOAN LOSSES	(2)	(1)	(3)	(1)
Individually evaluated for impairment	0	0	0	0
Collectively evaluated for impairment	21	25	21	25
Balance	21	25	21	25
First Mortgage Loans Commercial [Member]
Balance	65	64	59	66
Charge-offs	0	0	0	0
Recoveries	0	0	0	0
(CREDIT) PROVISION FOR LOAN LOSSES	(3)	(2)	3	(4)
Individually evaluated for impairment	0	0	0	0
Collectively evaluated for impairment	62	62	62	62
Balance	62	62	62	62
Consumer Portfolio Segment [Member]
Balance	36	30	32	32
Charge-offs	0	0	0	0
Recoveries	0	0	0	0
(CREDIT) PROVISION FOR LOAN LOSSES	(1)	6	3	4
Individually evaluated for impairment	0	0	0	0
Collectively evaluated for impairment	35	36	35	36
Balance	35	36	35	36
Commercial Portfolio Segment [Member]
Balance	0	2	0	1
Charge-offs	0	0	0	0
Recoveries	0	0	0	0
(CREDIT) PROVISION FOR LOAN LOSSES	0	0	0	1
Individually evaluated for impairment	0	0	0	0
Collectively evaluated for impairment	0	2	0	2
Balance	$ 0	$ 2	$ 0	$ 2

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

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