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Note 5 - Loans - Loans Modified and Classified as TDR (Details) $ in Thousands | 6 Months Ended
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Jun. 30, 2017 USD ($) | Jun. 30, 2016 USD ($)
Financing Receivable, Modifications, Balance | $ 4,289 | $ 1,002
Financing Receivable, Modifications, Number of Contracts | 5 | 4
Taxi Medallion Portfolio Segment [Member] | Interest Rate Below Market Reduction [Member] |  |
Financing Receivable, Modifications, Balance | $ 4,289 |
Financing Receivable, Modifications, Number of Contracts | 5 |
One-To-Four Family - Residential Portfolio Segment [Member] | Interest Rate Below Market Reduction [Member] |  |
Financing Receivable, Modifications, Balance |  | $ 263
Financing Receivable, Modifications, Number of Contracts |  | 2
Commercial Business and Other Portfolio Segment [Member] | Interest Rate Below Market Reduction [Member] |  |
Financing Receivable, Modifications, Balance |  | $ 739
Financing Receivable, Modifications, Number of Contracts |  | 2

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- Definition Number of financing receivables that have been modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953676-111524 + Details
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- Definition Post-modification amount of investment in financing receivables modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953676-111524 + Details
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