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Note 4 - Loans Receivable - Allowance for Loan Losses, by Loan Segment (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2021 | Mar. 31, 2020
Beginning Balance | $ 12,458 | $ 8,999
Charge-offs | (11) | (12)
Recoveries | 22 | 10
Provisions | 578 | 514
Ending Balance | 13,047 | 9,511
Residential Portfolio Segment [Member] |  |
Beginning Balance | 2,211 | 1,812
Charge-offs | (4) | 0
Recoveries | 10 | 6
Provisions | (41) | 10
Ending Balance | 2,176 | 1,828
Home Equity Portfolio Segment [Member] |  |
Beginning Balance | 276 | 223
Charge-offs | (1) | 0
Recoveries | 0 | 0
Provisions | 34 | 23
Ending Balance | 309 | 246
Commercial Real Estate Portfolio Segment [Member] |  |
Beginning Balance | 5,406 | 3,773
Charge-offs | 0 | 0
Recoveries | 0 | 0
Provisions | 320 | (80)
Ending Balance | 5,726 | 3,693
Construction and Land Development Portfolio Segment [Member] |  |
Beginning Balance | 1,405 | 1,098
Charge-offs | 0 | 0
Recoveries | 0 | 0
Provisions | 182 | 125
Ending Balance | 1,587 | 1,223
Multifamily Portfolio Segment [Member] |  |
Beginning Balance | 626 | 529
Charge-offs | 0 | 0
Recoveries | 0 | 0
Provisions | 54 | 33
Ending Balance | 680 | 562
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 | 2,508 | 1,504
Charge-offs | 0 | 0
Recoveries | 8 | 1
Provisions | 36 | 396
Ending Balance | 2,552 | 1,901
Consumer Portfolio Segment [Member] |  |
Beginning Balance | 26 | 43
Charge-offs | (6) | (12)
Recoveries | 4 | 3
Provisions | (7) | 8
Ending Balance | 17 | 42
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 | 0 | 17
Charge-offs | 0 | 0
Recoveries | 0 | 0
Provisions | 0 | (1)
Ending Balance | $ 0 | $ 16

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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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