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Note 4 - Loans Receivable - Allowance for Loan Losses, by Loan Segment (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019
Beginning Balance | $ 8,999 | $ 7,962
Charge-offs | (286) | (1,621)
Recoveries | 58 | 74
Provisions | 3,687 | 2,584
Ending Balance | 12,458 | 8,999
Residential Portfolio Segment [Member] |  |
Beginning Balance | 1,812 | 1,715
Charge-offs | (2) | (160)
Recoveries | 27 | 29
Provisions | 374 | 228
Ending Balance | 2,211 | 1,812
Home Equity Portfolio Segment [Member] |  |
Beginning Balance | 223 | 202
Charge-offs | 0 | 0
Recoveries | 0 | 0
Provisions | 53 | 21
Ending Balance | 276 | 223
Commercial Real Estate Portfolio Segment [Member] |  |
Beginning Balance | 3,773 | 3,335
Charge-offs | (80) | (229)
Recoveries | 0 | 0
Provisions | 1,713 | 667
Ending Balance | 5,406 | 3,773
Construction and Land Development Portfolio Segment [Member] |  |
Beginning Balance | 1,098 | 756
Charge-offs | (17) | 0
Recoveries | 0 | 0
Provisions | 324 | 342
Ending Balance | 1,405 | 1,098
Multifamily Portfolio Segment [Member] |  |
Beginning Balance | 529 | 472
Charge-offs | 0 | 0
Recoveries | 0 | 0
Provisions | 97 | 57
Ending Balance | 626 | 529
Farmland Portfolio Segment [Member] |  |
Beginning Balance | 0 | 0
Charge-offs | 0 | 0
Recoveries | 0 | 0
Provisions | 0 | 0
Ending Balance | 0 | 0
Commercial Portfolio Segment [Member] |  |
Beginning Balance | 1,504 | 1,362
Charge-offs | (158) | (1,178)
Recoveries | 17 | 25
Provisions | 1,145 | 1,295
Ending Balance | 2,508 | 1,504
Consumer Portfolio Segment [Member] |  |
Beginning Balance | 43 | 82
Charge-offs | (29) | (54)
Recoveries | 14 | 20
Provisions | (2) | (5)
Ending Balance | 26 | 43
Manufactured Homes Portfolio Segment [Member] |  |
Beginning Balance | 0 | 0
Charge-offs | 0 | 0
Recoveries | 0 | 0
Provisions | 0 | 0
Ending Balance | 0 | 0
Government Portfolio Segment [Member] |  |
Beginning Balance | 17 | 38
Charge-offs | 0 | 0
Recoveries | 0 | 0
Provisions | (17) | (21)
Ending Balance | $ 0 | $ 17

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- Definition Amount of recovery of loans and lease receivables which had previously been fully or partially written-off as bad debts. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(4) -URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953423-111524 + Details
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- Definition Amount of loans and leases that have been written off from both loan receivables and allowance reserve for credit loss. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953423-111524 + Details
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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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953423-111524 Reference 2: 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 http://asc.fasb.org/extlink&oid=121614798&loc=d3e15032-111544 Reference 3: 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 http://asc.fasb.org/extlink&oid=121611835&loc=SL6953423-111524 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SAB Topic 6.L.1) -URI http://asc.fasb.org/extlink&oid=27010918&loc=d3e74567-122707 + Details
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- Definition Amount of expense related to estimated loss from loan and lease transactions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.11) -URI http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953423-111524 + Details
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