Note 17 - Business Segments (Details) - Profit and Assets for the Reportable Segments - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Segment Reporting Information [Line Items]
Interest income - external customers	$ 5,390	$ 5,131	$ 15,344	$ 15,578
Non-interest income - external customers	2,231	2,194	5,692	5,604
Intersegment interest income		0	0	0
Intersegment non-interest income
Intersegment non-interest income	0		0	0
Interest expense	397	297	1,114	937
Other non-interest expense	5,969	5,425	17,200	15,586
Income tax expense	491	1,054	1,095	3,736
Net income	820	1,538	1,866	5,700
Total assets	618,917	594,433	618,917	594,433
Consolidation, Eliminations [Member]
Segment Reporting Information [Line Items]
Interest income - external customers	0	0	0	0
Non-interest income - external customers	0	0	0	0
Intersegment interest income		(1,653)	(1)	(1)
Intersegment non-interest income
Intersegment non-interest income	(1,058)		(2,471)	(6,058)
Interest expense	0	0	(1)	(1)
Other non-interest expense	(51)	(45)	(153)	(135)
Income tax expense	0	0	0	0
Net income	(1,007)	(1,608)	(2,318)	(5,923)
Total assets	(77,307)	(79,914)	(77,307)	(79,914)
Home Federal Savings Bank [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Interest income - external customers	5,390	5,131	15,344	15,578
Non-interest income - external customers	2,231	2,194	5,692	5,604
Intersegment interest income		45	0	0
Intersegment non-interest income
Intersegment non-interest income	51		153	135
Interest expense	231	297	707	938
Other non-interest expense	5,832	5,283	16,887	15,135
Income tax expense	657	1,171	1,516	4,098
Net income	1,007	1,608	2,318	5,923
Total assets	617,870	593,474	617,870	593,474
Other Segments [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Interest income - external customers	0	0	0	0
Non-interest income - external customers	0	0	0	0
Intersegment interest income		1,608	1	1
Intersegment non-interest income
Intersegment non-interest income	1,007		2,318	5,923
Interest expense	166	0	408	0
Other non-interest expense	188	187	466	586
Income tax expense	(166)	(117)	(421)	(362)
Net income	820	1,538	1,866	5,700
Total assets	$ 78,354	$ 80,873	$ 78,354	$ 80,873