Note 5 - Loans (Details) - Loans Designated as Criticized or Classified (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Financing Receivable, Recorded Investment [Line Items]
Loans designated as criticized or classified	$ 79,224	$ 116,045
Multi-Family Residential [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans designated as criticized or classified	7,998	9,940
Multi-Family Residential [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans designated as criticized or classified	9,443	19,089
Multi-Family Residential [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans designated as criticized or classified	1,150
Multi-Family Residential [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans designated as criticized or classified	18,591	29,029
Commercial Real Estate Loans [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans designated as criticized or classified	9,288	13,503
Commercial Real Estate Loans [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans designated as criticized or classified	10,145	16,820
Commercial Real Estate Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans designated as criticized or classified	19,433	30,323
One-To-Four Family - Mixed-Use Property [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans designated as criticized or classified	6,326	7,992
One-To-Four Family - Mixed-Use Property [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans designated as criticized or classified	13,883	14,898
One-To-Four Family - Mixed-Use Property [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans designated as criticized or classified	20,209	22,890
One-To-Four Family - Residential [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans designated as criticized or classified	2,741	2,848
One-To-Four Family - Residential [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans designated as criticized or classified	12,758	14,026
One-To-Four Family - Residential [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans designated as criticized or classified	15,499	16,874
Co-Operative Apartments [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans designated as criticized or classified		59
Co-Operative Apartments [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans designated as criticized or classified		59
Construction [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans designated as criticized or classified		746
Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans designated as criticized or classified		746
Small Business Administration [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans designated as criticized or classified	294	310
Small Business Administration [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans designated as criticized or classified	294	310
Commercial Business And Other [Member] | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans designated as criticized or classified	154	7,314
Commercial Business And Other [Member] | Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans designated as criticized or classified	4,994	8,450
Commercial Business And Other [Member] | Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans designated as criticized or classified	50	50
Commercial Business And Other [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans designated as criticized or classified	5,198	15,814
Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans designated as criticized or classified	26,801	42,653
Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans designated as criticized or classified	51,223	73,342
Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans designated as criticized or classified	$ 1,200	$ 50