Note 5 - Loans - Non-performing Loans (Details) - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016
Loans ninety days or more past due and still accruing	$ 1,329	$ 386
Non-accrual loans	14,130	21,030
Total non-performing loans	15,459	21,416
Mortgage Receivable [Member]
Non-accrual loans	14,072	15,251
Non-Mortgage Loans [Member]
Non-accrual loans	58	5,779
One-To-Four Family - Mixed-Use Property Portfolio Segment [Member]
Loans ninety days or more past due and still accruing		386
One-To-Four Family - Mixed-Use Property Portfolio Segment [Member] \| Mortgage Receivable [Member]
Non-accrual loans	2,971	4,025
Construction Portfolio Segment [Member]
Loans ninety days or more past due and still accruing	602
Taxi Medallion Portfolio Segment [Member]
Loans ninety days or more past due and still accruing	727
Taxi Medallion Portfolio Segment [Member] \| Non-Mortgage Loans [Member]
Non-accrual loans		3,825
Multi-family Residential Portfolio Segment [Member] \| Mortgage Receivable [Member]
Non-accrual loans	1,537	1,837
Commercial Real Estate Portfolio Segment [Member] \| Mortgage Receivable [Member]
Non-accrual loans	1,948	1,148
One-To-Four Family - Residential Portfolio Segment [Member] \| Mortgage Receivable [Member]
Non-accrual loans	7,616	8,241
Small Business Administration Portfolio Segment [Member] \| Non-Mortgage Loans [Member]
Non-accrual loans	53	1,886
Commercial Business and Other Portfolio Segment [Member] \| Non-Mortgage Loans [Member]
Non-accrual loans	$ 5	$ 68

Total non-accrual loans and loans ninety days or more past due and are still accruing.

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- Definition

Recorded investment in financing receivables that are 90 days or more past due and still accruing.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 7
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5111-111524

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- Definition

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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 7
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5111-111524

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