Note 23 - Business Segments - Profit and Assets for the Reportable Segments (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Interest income – external customers	$ 34,255	$ 31,761
Non-interest income – external customers	8,887	14,263
Intersegment interest income	0	0
Intersegment non-interest income	0	0
Interest expense	1,999	1,553
Provision for loan losses	1,071	(2,119)
Non-interest expense	28,801	27,661
Income tax expense	3,226	5,365
Net income	8,045	13,564
Total assets	1,096,202	1,069,538
Consolidation, Eliminations [Member]
Interest income – external customers	0	0
Non-interest income – external customers	0	0
Intersegment interest income	(43)	(14,408)
Intersegment non-interest income	(8,734)	(31)
Interest expense	(43)	(31)
Provision for loan losses	0	0
Non-interest expense	(234)	(234)
Income tax expense	0	0
Net income	(8,500)	(14,174)
Total assets	(96,552)	(109,490)
Home Federal Savings Bank [Member] | Operating Segments [Member]
Interest income – external customers	34,255	31,761
Non-interest income – external customers	8,887	14,262
Intersegment interest income	0	234
Intersegment non-interest income	234	0
Interest expense	2,042	1,584
Provision for loan losses	1,071	(2,119)
Non-interest expense	28,198	27,060
Income tax expense	3,565	5,558
Net income	8,500	14,174
Total assets	1,095,268	1,068,834
Other Segments [Member] | Operating Segments [Member]
Interest income – external customers	0	0
Non-interest income – external customers	0	1
Intersegment interest income	43	14,174
Intersegment non-interest income	8,500	31
Interest expense	0	0
Provision for loan losses	0	0
Non-interest expense	837	835
Income tax expense	(339)	(193)
Net income	8,045	13,564
Total assets	$ 97,486	$ 110,194