Note 5 - Loans (Details) - Troubled debt restructurings that are performing according to their restructured terms: (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Financing Receivable, Modifications [Line Items]
Number of contracts	31	24
Recorded investment (in Dollars)	$ 20,255	$ 19,901
Multi-Family Residential [Member]
Financing Receivable, Modifications [Line Items]
Number of contracts	11	8
Recorded investment (in Dollars)	2,822	2,347
Commercial Real Estate Loans [Member]
Financing Receivable, Modifications [Line Items]
Number of contracts	7	5
Recorded investment (in Dollars)	9,327	8,499
One-To-Four Family - Mixed-Use Property [Member]
Financing Receivable, Modifications [Line Items]
Number of contracts	8	7
Recorded investment (in Dollars)	2,712	2,336
One-To-Four Family - Residential [Member]
Financing Receivable, Modifications [Line Items]
Number of contracts	1	1
Recorded investment (in Dollars)	369	374
Construction [Member]
Financing Receivable, Modifications [Line Items]
Number of contracts	1	1
Recorded investment (in Dollars)	1,916	3,805
Commercial Business And Other [Member]
Financing Receivable, Modifications [Line Items]
Number of contracts	3	2
Recorded investment (in Dollars)	$ 3,109	$ 2,540