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Note 4 - Loans Receivables and Allowance for Loan and Lease Losses - Loan Portfolio (Details) - USD ($) $ in Thousands | Sep. 30, 2022 | Jun. 30, 2022 | Dec. 31, 2021 | Sep. 30, 2021 | Jun. 30, 2021 | Dec. 31, 2020
--- | --- | --- | --- | --- | --- | ---
Loans receivable, gross | $ 862,870 |  | $ 739,488 |  |  |
Allowance for loan and lease losses | (9,952) | $ (9,929) | (9,905) | $ (10,079) | $ (10,362) | $ (10,584)
Loans receivable, net | 852,918 |  | 729,583 |  |  |
Commercial Real Estate Portfolio Segment [Member] |  |  |  |  |  |
Loans receivable, gross | 438,822 |  | 365,247 |  |  |
Allowance for loan and lease losses | (6,787) | (4,980) | (5,063) | (4,686) | (4,079) | (4,485)
Residential Portfolio Segment [Member] |  |  |  |  |  |
Loans receivable, gross | 131,182 |  | 158,591 |  |  |
Allowance for loan and lease losses | (468) | (1,395) | (1,700) | (2,135) | (2,003) | (1,379)
Commercial Portfolio Segment [Member] |  |  |  |  |  |
Loans receivable, gross | 140,364 |  | 122,810 |  |  |
Allowance for loan and lease losses | (1,838) | (2,316) | (2,532) | (2,368) | (3,212) | (3,284)
Consumer Portfolio Segment [Member] |  |  |  |  |  |
Loans receivable, gross | 138,135 |  | 59,364 |  |  |
Allowance for loan and lease losses | (739) | (1,063) | (253) | (335) | (390) | (295)
Construction Portfolio Segment [Member] |  |  |  |  |  |
Loans receivable, gross | 12,634 |  | 21,781 |  |  |
Allowance for loan and lease losses | (38) | (58) | (78) | (231) | (369) | (739)
Construction to Permanent Portfolio Segment [Member] |  |  |  |  |  |
Loans receivable, gross | 1,733 |  | 11,695 |  |  |
Allowance for loan and lease losses | $ (5) | $ (15) | $ (41) | $ (62) | $ (144) | $ (162)

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- Definition Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SAB Topic 6.L.1) -URI https://asc.fasb.org/extlink&oid=122038336&loc=d3e74567-122707 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (g) -URI https://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b)(1)(ii) -URI https://asc.fasb.org/extlink&oid=121614798&loc=d3e15032-111544 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(1) -URI https://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524 + Details
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