Note 6 - Loans Receivable (Details) - Impaired Loans (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Impaired loans with a valuation allowance:
Unpaid Principal Balance	$ 6,988	$ 6,541
Recorded Investment	6,190	6,142
Valuation Allowance	2,162	1,565
Average Recorded Investment	7,709	6,232
Interest Income Recognized	19	158
Impaired loans without a valuation allowance:
Unpaid Principal Balance	7,665	20,162
Recorded Investment	6,243	18,498
Average Recorded Investment	9,558	21,292
Interest Income Recognized	2	360
Unpaid Principal Balance	14,653	26,703
Recorded Investment	12,433	24,640
Valuation Allowance	2,162	1,565
Average Recorded Investment	17,267	27,524
Interest Income Recognized	21	518
Interest Income Recognized		203
One-to-Four-Family Residential [Member]
Impaired loans with a valuation allowance:
Unpaid Principal Balance	1,213	1,517
Recorded Investment	1,085	1,424
Valuation Allowance	279	275
Average Recorded Investment	1,946	2,162
Interest Income Recognized	19	39
Impaired loans without a valuation allowance:
Unpaid Principal Balance	4,430	7,283
Recorded Investment	3,668	6,718
Average Recorded Investment	4,488	7,663
Interest Income Recognized	2	73
Valuation Allowance	279	275
Multifamily Residential [Member]
Impaired loans with a valuation allowance:
Average Recorded Investment	686	451
Impaired loans without a valuation allowance:
Unpaid Principal Balance		3,459
Recorded Investment		3,459
Average Recorded Investment	692	3,230
Interest Income Recognized		166
Nonfarm Nonresidential [Member]
Impaired loans with a valuation allowance:
Unpaid Principal Balance	3,287	3,718
Recorded Investment	3,105	3,596
Valuation Allowance	1,119	778
Average Recorded Investment	3,220	2,440
Interest Income Recognized		119
Impaired loans without a valuation allowance:
Unpaid Principal Balance	1,077	4,992
Recorded Investment	952	4,876
Average Recorded Investment	2,362	6,443
Interest Income Recognized		98
Valuation Allowance	1,119	778
Construction and Land Development [Member]
Impaired loans with a valuation allowance:
Unpaid Principal Balance	2,488	921
Recorded Investment	2,000	737
Valuation Allowance	764	130
Average Recorded Investment	1,700	1,127
Impaired loans without a valuation allowance:
Unpaid Principal Balance	1,743	4,377
Recorded Investment	1,249	3,396
Average Recorded Investment	1,910	3,706
Interest Income Recognized		22
Valuation Allowance	764	130
Commercial Loan [Member]
Impaired loans with a valuation allowance:
Unpaid Principal Balance		380
Recorded Investment		380
Valuation Allowance		380
Average Recorded Investment	153	46
Impaired loans without a valuation allowance:
Unpaid Principal Balance	388	22
Recorded Investment	350	22
Average Recorded Investment	89	200
Valuation Allowance		380
Consumer Loan [Member]
Impaired loans with a valuation allowance:
Unpaid Principal Balance		5
Recorded Investment		5
Valuation Allowance		2
Average Recorded Investment	4	6
Impaired loans without a valuation allowance:
Unpaid Principal Balance	27	29
Recorded Investment	24	27
Average Recorded Investment	17	50
Interest Income Recognized		1
Valuation Allowance		2
Interest Income Based on Original Terms [Member]
Impaired loans without a valuation allowance:
Interest Income Recognized	$ 873	$ 1,547