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Note 4 - Loans Receivable - Recorded Investment in Nonaccrual Loans (Details) - USD ($) $ in Thousands | Jun. 30, 2020 | Dec. 31, 2019
--- | --- | ---
Loan balance | $ 1,809 | $ 925
Recorded investment | 1,783 | 800
Loans past due over 90 days, still accruing | 0 | 47
Loan balance | 1,809 | 925
Recorded investment | 1,783 | 800
Real Estate Portfolio [Member] | One-to-Four Family Residential Real Estate [Member] |  |
Loan balance | 686 | 598
Recorded investment | 662 | 512
Loans past due over 90 days, still accruing | 0 | 0
Loan balance | 686 | 598
Recorded investment | 662 | 512
Real Estate Portfolio [Member] | Nonresidential Real Estate [Member] |  |
Loan balance | 280 | 280
Recorded investment | 288 | 288
Loans past due over 90 days, still accruing | 0 | 0
Loan balance | 280 | 280
Recorded investment | 288 | 288
Finance Leases Portfolio Segment [Member] | Other [Member] |  |
Loan balance | 843 |
Recorded investment | 833 |
Loans past due over 90 days, still accruing | 0 |
Loan balance | 843 |
Recorded investment | $ 833 |
Finance Leases Portfolio Segment [Member] | Investment Rated Commercial Leases [Member] |  |
Loan balance |  | 47
Recorded investment |  | 0
Loans past due over 90 days, still accruing |  | 47
Loan balance |  | 47
Recorded investment |  | $ 0

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- Definition Amount of loan balance that is on nonaccrual status. + References No definition available. + Details
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- Definition Amount of financing receivable 90 days or more past due and still accruing. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 16 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121599337&loc=SL82919258-210447 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=121611835&loc=d3e5111-111524 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 80 -URI http://asc.fasb.org/extlink&oid=121647567&loc=SL82922355-210448 + Details
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- Definition Amount of financing receivable on nonaccrual status. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121611835&loc=d3e5111-111524 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 16 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121599337&loc=SL82919258-210447 + Details
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