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Note 4 - Loans Receivable - Aging of the Recorded Investment of Loans (Details) - USD ($) $ in Thousands | Mar. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Past Due | $ 5,027 | $ 13,453
Loans Not Past Due | 1,031,148 | 996,505
Total Loans | 1,036,175 | 1,009,958
Financial Asset, 30 to 59 Days Past Due [Member] |  |
Past Due | 4,118 | 9,172
Financial Asset, 60 to 89 Days Past Due [Member] |  |
Past Due | 229 | 3,060
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Past Due | 680 | 1,221
Construction and Land Loans [Member] |  |
Past Due |  | 0
Loans Not Past Due | 499 | 499
Total Loans | 499 | 499
Construction and Land Loans [Member] | Financial Asset, 30 to 59 Days Past Due [Member] |  |
Past Due |  | 0
Construction and Land Loans [Member] | Financial Asset, 60 to 89 Days Past Due [Member] |  |
Past Due |  | 0
Construction and Land Loans [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Past Due |  | 0
Real Estate Portfolio [Member] | One-to-Four Family Residential Real Estate, Owner Occupied [Member] |  |
Past Due | 861 | 1,297
Loans Not Past Due | 29,893 | 32,078
Total Loans | 30,754 | 33,375
Real Estate Portfolio [Member] | One-to-Four Family Residential Real Estate, Owner Occupied [Member] | Financial Asset, 30 to 59 Days Past Due [Member] |  |
Past Due | 477 | 252
Real Estate Portfolio [Member] | One-to-Four Family Residential Real Estate, Owner Occupied [Member] | Financial Asset, 60 to 89 Days Past Due [Member] |  |
Past Due | 0 | 211
Real Estate Portfolio [Member] | One-to-Four Family Residential Real Estate, Owner Occupied [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Past Due | 384 | 834
Real Estate Portfolio [Member] | One-to-Four Family Residential Real Estate, Non-owner Occupied [Member] |  |
Past Due | 485 | 226
Loans Not Past Due | 6,997 | 8,090
Total Loans | 7,482 | 8,316
Real Estate Portfolio [Member] | One-to-Four Family Residential Real Estate, Non-owner Occupied [Member] | Financial Asset, 30 to 59 Days Past Due [Member] |  |
Past Due | 264 | 3
Real Estate Portfolio [Member] | One-to-Four Family Residential Real Estate, Non-owner Occupied [Member] | Financial Asset, 60 to 89 Days Past Due [Member] |  |
Past Due | 221 | 132
Real Estate Portfolio [Member] | One-to-Four Family Residential Real Estate, Non-owner Occupied [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Past Due | 0 | 91
Real Estate Portfolio [Member] | Multi-family Mortgage [Member] | ILLINOIS |  |
Past Due | 497 | 86
Loans Not Past Due | 224,901 | 221,943
Total Loans | 225,398 | 222,029
Real Estate Portfolio [Member] | Multi-family Mortgage [Member] | Other [Member] |  |
Past Due | 425 | 0
Loans Not Past Due | 215,001 | 230,212
Total Loans | 215,426 | 230,212
Real Estate Portfolio [Member] | Multi-family Mortgage [Member] | Financial Asset, 30 to 59 Days Past Due [Member] | ILLINOIS |  |
Past Due | 497 | 86
Real Estate Portfolio [Member] | Multi-family Mortgage [Member] | Financial Asset, 30 to 59 Days Past Due [Member] | Other [Member] |  |
Past Due | 425 | 0
Real Estate Portfolio [Member] | Multi-family Mortgage [Member] | Financial Asset, 60 to 89 Days Past Due [Member] | ILLINOIS |  |
Past Due | 0 | 0
Real Estate Portfolio [Member] | Multi-family Mortgage [Member] | Financial Asset, 60 to 89 Days Past Due [Member] | Other [Member] |  |
Past Due | 0 | 0
Real Estate Portfolio [Member] | Multi-family Mortgage [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | ILLINOIS |  |
Past Due | 0 | 0
Real Estate Portfolio [Member] | Multi-family Mortgage [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Other [Member] |  |
Past Due | 0 | 0
Real Estate Portfolio [Member] | Nonresidential Real Estate [Member] |  |
Past Due | 296 | 296
Loans Not Past Due | 111,858 | 108,362
Total Loans | 112,154 | 108,658
Real Estate Portfolio [Member] | Nonresidential Real Estate [Member] | Financial Asset, 30 to 59 Days Past Due [Member] |  |
Past Due | 0 | 0
Real Estate Portfolio [Member] | Nonresidential Real Estate [Member] | Financial Asset, 60 to 89 Days Past Due [Member] |  |
Past Due | 0 | 0
Real Estate Portfolio [Member] | Nonresidential Real Estate [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Past Due | 296 | 296
Commercial Portfolio Segment [Member] | Commercial Lines and Loans for Operations [Member] |  |
Past Due | 0 |
Loans Not Past Due | 79,096 |
Total Loans | 79,096 |
Commercial Portfolio Segment [Member] | Commercial Lines and Loans for Operations [Member] | Financial Asset, 30 to 59 Days Past Due [Member] |  |
Past Due | 0 |
Commercial Portfolio Segment [Member] | Commercial Lines and Loans for Operations [Member] | Financial Asset, 60 to 89 Days Past Due [Member] |  |
Past Due | 0 |
Commercial Portfolio Segment [Member] | Commercial Lines and Loans for Operations [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Past Due | 0 |
Commercial Portfolio Segment [Member] | Commercial Loans [Member] |  |
Past Due |  | 4,886
Loans Not Past Due |  | 72,809
Total Loans |  | 77,695
Commercial Portfolio Segment [Member] | Commercial Loans [Member] | Financial Asset, 30 to 59 Days Past Due [Member] |  |
Past Due |  | 4,886
Commercial Portfolio Segment [Member] | Commercial Loans [Member] | Financial Asset, 60 to 89 Days Past Due [Member] |  |
Past Due |  | 0
Commercial Portfolio Segment [Member] | Commercial Loans [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Past Due |  | 0
Commercial Portfolio Segment [Member] | Asset-based [Member] |  |
Past Due | 0 | 0
Loans Not Past Due | 1,889 | 1,740
Total Loans | 1,889 | 1,740
Commercial Portfolio Segment [Member] | Asset-based [Member] | Financial Asset, 30 to 59 Days Past Due [Member] |  |
Past Due | 0 | 0
Commercial Portfolio Segment [Member] | Asset-based [Member] | Financial Asset, 60 to 89 Days Past Due [Member] |  |
Past Due | 0 | 0
Commercial Portfolio Segment [Member] | Asset-based [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Past Due | 0 | 0
Finance Leases Portfolio Segment [Member] | Equipment Finance Leases, Government [Member] |  |
Past Due | 6 | 2,468
Loans Not Past Due | 147,566 | 100,272
Total Loans | 147,572 | 102,740
Finance Leases Portfolio Segment [Member] | Equipment Finance Leases, Government [Member] | Financial Asset, 30 to 59 Days Past Due [Member] |  |
Past Due | 0 | 2,468
Finance Leases Portfolio Segment [Member] | Equipment Finance Leases, Government [Member] | Financial Asset, 60 to 89 Days Past Due [Member] |  |
Past Due | 6 | 0
Finance Leases Portfolio Segment [Member] | Equipment Finance Leases, Government [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Past Due | 0 | 0
Finance Leases Portfolio Segment [Member] | Investment Rated Commercial Leases [Member] |  |
Past Due | 1,572 | 843
Loans Not Past Due | 78,579 | 86,417
Total Loans | 80,151 | 87,260
Finance Leases Portfolio Segment [Member] | Investment Rated Commercial Leases [Member] | Financial Asset, 30 to 59 Days Past Due [Member] |  |
Past Due | 1,572 | 618
Finance Leases Portfolio Segment [Member] | Investment Rated Commercial Leases [Member] | Financial Asset, 60 to 89 Days Past Due [Member] |  |
Past Due | 0 | 225
Finance Leases Portfolio Segment [Member] | Investment Rated Commercial Leases [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Past Due | 0 | 0
Finance Leases Portfolio Segment [Member] | Other [Member] |  |
Past Due | 862 | 3,340
Loans Not Past Due | 133,136 | 132,282
Total Loans | 133,998 | 135,622
Finance Leases Portfolio Segment [Member] | Other [Member] | Financial Asset, 30 to 59 Days Past Due [Member] |  |
Past Due | 862 | 853
Finance Leases Portfolio Segment [Member] | Other [Member] | Financial Asset, 60 to 89 Days Past Due [Member] |  |
Past Due | 0 | 2,487
Finance Leases Portfolio Segment [Member] | Other [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Past Due | 0 | 0
Consumer Portfolio Segment [Member] |  |
Past Due | 23 | 11
Loans Not Past Due | 1,733 | 1,801
Total Loans | 1,756 | 1,812
Consumer Portfolio Segment [Member] | Financial Asset, 30 to 59 Days Past Due [Member] |  |
Past Due | 21 | 6
Consumer Portfolio Segment [Member] | Financial Asset, 60 to 89 Days Past Due [Member] |  |
Past Due | 2 | 5
Consumer Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Past Due | $ 0 | $ 0

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