Note 5 - Loans (Details) - Net Loan Charge-Offs (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Note 5 - Loans (Details) - Net Loan Charge-Offs [Line Items]
Net loan charge-offs (recoveries)	$ (57)	$ 2,172	$ 330	$ 8,249
Multi-Family Residential [Member]
Note 5 - Loans (Details) - Net Loan Charge-Offs [Line Items]
Net loan charge-offs (recoveries)	(65)	1,207	533	2,684
Commercial Real Estate Loans [Member]
Note 5 - Loans (Details) - Net Loan Charge-Offs [Line Items]
Net loan charge-offs (recoveries)	39	(160)	(296)	441
One-To-Four Family - Mixed-Use Property [Member]
Note 5 - Loans (Details) - Net Loan Charge-Offs [Line Items]
Net loan charge-offs (recoveries)	80	471	123	3,024
One-To-Four Family - Residential [Member]
Note 5 - Loans (Details) - Net Loan Charge-Offs [Line Items]
Net loan charge-offs (recoveries)	(60)	(75)	(86)	585
Co-Operative Apartments [Member]
Note 5 - Loans (Details) - Net Loan Charge-Offs [Line Items]
Net loan charge-offs (recoveries)		(4)	(7)	70
Construction [Member]
Note 5 - Loans (Details) - Net Loan Charge-Offs [Line Items]
Net loan charge-offs (recoveries)		70		304
Small Business Administration [Member]
Note 5 - Loans (Details) - Net Loan Charge-Offs [Line Items]
Net loan charge-offs (recoveries)	(2)	103	(12)	277
Commercial Business And Other [Member]
Note 5 - Loans (Details) - Net Loan Charge-Offs [Line Items]
Net loan charge-offs (recoveries)	$ (49)	$ 560	$ 75	$ 864