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Note 4 - Loans Receivable - Risk Categories of Loans By Class of Loans (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Loans receivable	$ 1,009,958	$ 1,174,728
Pass [Member]
Loans receivable	1,000,241	1,163,028
Special Mention [Member]
Loans receivable	2,030	9,847
Substandard [Member]
Loans receivable	6,466	1,053
Nonaccrual [Member]
Loans receivable	1,221	800
Construction and Land Loans [Member]
Loans receivable	499	0
Construction and Land Loans [Member] | Pass [Member]
Loans receivable	499
Construction and Land Loans [Member] | Special Mention [Member]
Loans receivable	0
Construction and Land Loans [Member] | Substandard [Member]
Loans receivable	0
Construction and Land Loans [Member] | Nonaccrual [Member]
Loans receivable	0
Real Estate Portfolio [Member] | One-to-Four Family Residential Real Estate, Owner Occupied [Member]
Loans receivable	33,375	44,989
Real Estate Portfolio [Member] | One-to-Four Family Residential Real Estate, Owner Occupied [Member] | Pass [Member]
Loans receivable	32,089	43,908
Real Estate Portfolio [Member] | One-to-Four Family Residential Real Estate, Owner Occupied [Member] | Special Mention [Member]
Loans receivable	0	36
Real Estate Portfolio [Member] | One-to-Four Family Residential Real Estate, Owner Occupied [Member] | Substandard [Member]
Loans receivable	452	533
Real Estate Portfolio [Member] | One-to-Four Family Residential Real Estate, Owner Occupied [Member] | Nonaccrual [Member]
Loans receivable	834	512
Real Estate Portfolio [Member] | One-to-Four Family Residential Real Estate, Non-owner Occupied [Member]
Loans receivable	8,316	10,761
Real Estate Portfolio [Member] | One-to-Four Family Residential Real Estate, Non-owner Occupied [Member] | Pass [Member]
Loans receivable	8,164	10,696
Real Estate Portfolio [Member] | One-to-Four Family Residential Real Estate, Non-owner Occupied [Member] | Special Mention [Member]
Loans receivable	27	30
Real Estate Portfolio [Member] | One-to-Four Family Residential Real Estate, Non-owner Occupied [Member] | Substandard [Member]
Loans receivable	34	35
Real Estate Portfolio [Member] | One-to-Four Family Residential Real Estate, Non-owner Occupied [Member] | Nonaccrual [Member]
Loans receivable	91	0
Real Estate Portfolio [Member] | Multi-family Mortgage [Member]
Loans receivable	452,241	563,750
Real Estate Portfolio [Member] | Multi-family Mortgage [Member] | ILLINOIS
Loans receivable	222,029	247,963
Real Estate Portfolio [Member] | Multi-family Mortgage [Member] | Other [Member]
Loans receivable	230,212	315,787
Real Estate Portfolio [Member] | Multi-family Mortgage [Member] | Pass [Member] | ILLINOIS
Loans receivable	222,029	247,757
Real Estate Portfolio [Member] | Multi-family Mortgage [Member] | Pass [Member] | Other [Member]
Loans receivable	230,212	315,787
Real Estate Portfolio [Member] | Multi-family Mortgage [Member] | Special Mention [Member] | ILLINOIS
Loans receivable	0	0
Real Estate Portfolio [Member] | Multi-family Mortgage [Member] | Special Mention [Member] | Other [Member]
Loans receivable	0	0
Real Estate Portfolio [Member] | Multi-family Mortgage [Member] | Substandard [Member] | ILLINOIS
Loans receivable	0	206
Real Estate Portfolio [Member] | Multi-family Mortgage [Member] | Substandard [Member] | Other [Member]
Loans receivable	0	0
Real Estate Portfolio [Member] | Multi-family Mortgage [Member] | Nonaccrual [Member] | ILLINOIS
Loans receivable	0	0
Real Estate Portfolio [Member] | Multi-family Mortgage [Member] | Nonaccrual [Member] | Other [Member]
Loans receivable	0	0
Real Estate Portfolio [Member] | Nonresidential Real Estate [Member]
Loans receivable	108,658	134,674
Real Estate Portfolio [Member] | Nonresidential Real Estate [Member] | Pass [Member]
Loans receivable	106,280	134,134
Real Estate Portfolio [Member] | Nonresidential Real Estate [Member] | Special Mention [Member]
Loans receivable	1,998	162
Real Estate Portfolio [Member] | Nonresidential Real Estate [Member] | Substandard [Member]
Loans receivable	84	90
Real Estate Portfolio [Member] | Nonresidential Real Estate [Member] | Nonaccrual [Member]
Loans receivable	296	288
Commercial Portfolio Segment [Member]
Loans receivable	405,057	418,343
Commercial Portfolio Segment [Member] | Commercial Lines and Loans for Operations [Member]
Loans receivable	77,695	133,976
Commercial Portfolio Segment [Member] | Commercial Lines and Loans for Operations [Member] | Pass [Member]
Loans receivable	72,809	125,630
Commercial Portfolio Segment [Member] | Commercial Lines and Loans for Operations [Member] | Special Mention [Member]
Loans receivable	0	8,346
Commercial Portfolio Segment [Member] | Commercial Lines and Loans for Operations [Member] | Substandard [Member]
Loans receivable	4,886	0
Commercial Portfolio Segment [Member] | Commercial Lines and Loans for Operations [Member] | Nonaccrual [Member]
Loans receivable	0	0
Commercial Portfolio Segment [Member] | Asset-based [Member]
Loans receivable	1,740	11,738
Commercial Portfolio Segment [Member] | Asset-based [Member] | Pass [Member]
Loans receivable	1,740	11,738
Commercial Portfolio Segment [Member] | Asset-based [Member] | Special Mention [Member]
Loans receivable	0	0
Commercial Portfolio Segment [Member] | Asset-based [Member] | Substandard [Member]
Loans receivable	0	0
Commercial Portfolio Segment [Member] | Asset-based [Member] | Nonaccrual [Member]
Loans receivable	0	0
Finance Leases Portfolio Segment [Member] | Equipment Finance Leases, Government [Member]
Loans receivable	102,740	33,555
Finance Leases Portfolio Segment [Member] | Equipment Finance Leases, Government [Member] | Pass [Member]
Loans receivable	102,740	33,555
Finance Leases Portfolio Segment [Member] | Equipment Finance Leases, Government [Member] | Special Mention [Member]
Loans receivable	0	0
Finance Leases Portfolio Segment [Member] | Equipment Finance Leases, Government [Member] | Substandard [Member]
Loans receivable	0	0
Finance Leases Portfolio Segment [Member] | Equipment Finance Leases, Government [Member] | Nonaccrual [Member]
Loans receivable	0	0
Finance Leases Portfolio Segment [Member] | Investment Rated Commercial Leases [Member]
Loans receivable	87,260	101,888
Finance Leases Portfolio Segment [Member] | Investment Rated Commercial Leases [Member] | Pass [Member]
Loans receivable	87,260	101,381
Finance Leases Portfolio Segment [Member] | Investment Rated Commercial Leases [Member] | Special Mention [Member]
Loans receivable	0	507
Finance Leases Portfolio Segment [Member] | Investment Rated Commercial Leases [Member] | Substandard [Member]
Loans receivable	0	0
Finance Leases Portfolio Segment [Member] | Investment Rated Commercial Leases [Member] | Nonaccrual [Member]
Loans receivable	0	0
Finance Leases Portfolio Segment [Member] | Other [Member]
Loans receivable	135,622	137,186
Finance Leases Portfolio Segment [Member] | Other [Member] | Pass [Member]
Loans receivable	134,617	136,289
Finance Leases Portfolio Segment [Member] | Other [Member] | Special Mention [Member]
Loans receivable	0	761
Finance Leases Portfolio Segment [Member] | Other [Member] | Substandard [Member]
Loans receivable	1,005	136
Finance Leases Portfolio Segment [Member] | Other [Member] | Nonaccrual [Member]
Loans receivable	0	0
Consumer Portfolio Segment [Member]
Loans receivable	1,812	2,211
Consumer Portfolio Segment [Member] | Pass [Member]
Loans receivable	1,802	2,153
Consumer Portfolio Segment [Member] | Special Mention [Member]
Loans receivable	5	5
Consumer Portfolio Segment [Member] | Substandard [Member]
Loans receivable	5	53
Consumer Portfolio Segment [Member] | Nonaccrual [Member]
Loans receivable	$ 0	$ 0

X

- Definition

Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=121593590&loc=d3e4428-111522

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