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Note 5 - Loans and Related Allowance for Loan and Lease Losses - Allowance for Loan Losses (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2021 | Sep. 30, 2021 | Jun. 30, 2021 | Mar. 31, 2021 | Dec. 31, 2020 | Sep. 30, 2020 | Jun. 30, 2020 | Mar. 31, 2020 | Dec. 31, 2021 | Dec. 31, 2020
Individually evaluated for impairment | $ 740 |  |  |  | $ 490 |  |  |  | $ 740 | $ 490
Collectively evaluated for impairment | 13,602 |  |  |  | 12,969 |  |  |  | 13,602 | 12,969
Less: allowance for loan and lease losses | 14,342 |  |  |  | 13,459 |  |  |  | 14,342 | 13,459
Beginning balance |  |  |  | $ 13,459 |  |  |  | $ 6,768 | 13,459 | 6,768
Charge-offs |  |  |  |  |  |  |  |  | (465) | (3,839)
Recoveries |  |  |  |  |  |  |  |  | 648 | 690
Provision | (200) | $ 0 | $ 200 | 700 | 2,100 | $ 4,000 | $ 1,000 | 2,740 | 700 | 9,840
Ending balance | 14,342 |  |  |  | 13,459 |  |  |  | 14,342 | 13,459
Commercial Real Estate Portfolio Segment [Member] | Owner Occupied Loan [Member] |  |  |  |  |  |  |  |  |  |
Individually evaluated for impairment | 10 |  |  |  | 10 |  |  |  | 10 | 10
Collectively evaluated for impairment | 1,826 |  |  |  | 1,332 |  |  |  | 1,826 | 1,332
Less: allowance for loan and lease losses | 1,836 |  |  |  | 1,342 |  |  |  | 1,836 | 1,342
Beginning balance |  |  |  | 1,342 |  |  |  | 801 | 1,342 | 801
Charge-offs |  |  |  |  |  |  |  |  | 0 | (50)
Recoveries |  |  |  |  |  |  |  |  | 45 | 17
Provision |  |  |  |  |  |  |  |  | 449 | 574
Ending balance | 1,836 |  |  |  | 1,342 |  |  |  | 1,836 | 1,342
Commercial Real Estate Portfolio Segment [Member] | Non-owner occupied Loan [Member] |  |  |  |  |  |  |  |  |  |
Individually evaluated for impairment | 655 |  |  |  | 371 |  |  |  | 655 | 371
Collectively evaluated for impairment | 6,776 |  |  |  | 6,446 |  |  |  | 6,776 | 6,446
Less: allowance for loan and lease losses | 7,431 |  |  |  | 6,817 |  |  |  | 7,431 | 6,817
Beginning balance |  |  |  | 6,817 |  |  |  | 3,382 | 6,817 | 3,382
Charge-offs |  |  |  |  |  |  |  |  | (313) | (3,022)
Recoveries |  |  |  |  |  |  |  |  | 138 | 74
Provision |  |  |  |  |  |  |  |  | 789 | 6,383
Ending balance | 7,431 |  |  |  | 6,817 |  |  |  | 7,431 | 6,817
Commercial Real Estate Portfolio Segment [Member] | Multifamily Loan [Member] |  |  |  |  |  |  |  |  |  |
Individually evaluated for impairment | 0 |  |  |  | 0 |  |  |  | 0 | 0
Collectively evaluated for impairment | 454 |  |  |  | 461 |  |  |  | 454 | 461
Less: allowance for loan and lease losses | 454 |  |  |  | 461 |  |  |  | 454 | 461
Beginning balance |  |  |  | 461 |  |  |  | 340 | 461 | 340
Charge-offs |  |  |  |  |  |  |  |  | 0 | 0
Recoveries |  |  |  |  |  |  |  |  | 0 | 0
Provision |  |  |  |  |  |  |  |  | (7) | 121
Ending balance | 454 |  |  |  | 461 |  |  |  | 454 | 461
Residential Portfolio Segment [Member] |  |  |  |  |  |  |  |  |  |
Individually evaluated for impairment | 17 |  |  |  | 20 |  |  |  | 17 | 20
Collectively evaluated for impairment | 1,723 |  |  |  | 1,663 |  |  |  | 1,723 | 1,663
Less: allowance for loan and lease losses | 1,740 |  |  |  | 1,683 |  |  |  | 1,740 | 1,683
Beginning balance |  |  |  | 1,683 |  |  |  | 726 | 1,683 | 726
Charge-offs |  |  |  |  |  |  |  |  | (27) | (62)
Recoveries |  |  |  |  |  |  |  |  | 27 | 42
Provision |  |  |  |  |  |  |  |  | 57 | 977
Ending balance | 1,740 |  |  |  | 1,683 |  |  |  | 1,740 | 1,683
Commercial And Industrial [Member] |  |  |  |  |  |  |  |  |  |
Individually evaluated for impairment | 42 |  |  |  | 48 |  |  |  | 42 | 48
Collectively evaluated for impairment | 840 |  |  |  | 1,305 |  |  |  | 840 | 1,305
Less: allowance for loan and lease losses | 882 |  |  |  | 1,353 |  |  |  | 882 | 1,353
Beginning balance |  |  |  | 1,353 |  |  |  | 456 | 1,353 | 456
Charge-offs |  |  |  |  |  |  |  |  | (1) | (245)
Recoveries |  |  |  |  |  |  |  |  | 194 | 294
Provision |  |  |  |  |  |  |  |  | (664) | 848
Ending balance | 882 |  |  |  | 1,353 |  |  |  | 882 | 1,353
Home Equity Lines of Credit [Member] |  |  |  |  |  |  |  |  |  |
Individually evaluated for impairment | 16 |  |  |  | 41 |  |  |  | 16 | 41
Collectively evaluated for impairment | 1,436 |  |  |  | 1,364 |  |  |  | 1,436 | 1,364
Less: allowance for loan and lease losses | 1,452 |  |  |  | 1,405 |  |  |  | 1,452 | 1,405
Beginning balance |  |  |  | 1,405 |  |  |  | 932 | 1,405 | 932
Charge-offs |  |  |  |  |  |  |  |  |  | (55)
Recoveries |  |  |  |  |  |  |  |  | 56 | 84
Provision |  |  |  |  |  |  |  |  | (9) | 444
Ending balance | 1,452 |  |  |  | 1,405 |  |  |  | 1,452 | 1,405
Construction and Other [Member] |  |  |  |  |  |  |  |  |  |
Individually evaluated for impairment | 0 |  |  |  | 0 |  |  |  | 0 | 0
Collectively evaluated for impairment | 533 |  |  |  | 378 |  |  |  | 533 | 378
Less: allowance for loan and lease losses | 533 |  |  |  | 378 |  |  |  | 533 | 378
Beginning balance |  |  |  | 378 |  |  |  | 103 | 378 | 103
Charge-offs |  |  |  |  |  |  |  |  | 0 | 0
Recoveries |  |  |  |  |  |  |  |  | 46 | 157
Provision |  |  |  |  |  |  |  |  | 109 | 118
Ending balance | 533 |  |  |  | 378 |  |  |  | 533 | 378
Consumer Portfolio Segment [Member] |  |  |  |  |  |  |  |  |  |
Individually evaluated for impairment | 0 |  |  |  | 0 |  |  |  | 0 | 0
Collectively evaluated for impairment | 14 |  |  |  | 20 |  |  |  | 14 | 20
Less: allowance for loan and lease losses | 14 |  |  |  | 20 |  |  |  | 14 | 20
Beginning balance |  |  |  | $ 20 |  |  |  | $ 28 | 20 | 28
Charge-offs |  |  |  |  |  |  |  |  | (124) | (405)
Recoveries |  |  |  |  |  |  |  |  | 142 | 22
Provision |  |  |  |  |  |  |  |  | (24) | 375
Ending balance | $ 14 |  |  |  | $ 20 |  |  |  | $ 14 | $ 20

X
- 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=123577603&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=123577603&loc=SL6953423-111524 + Details
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- Definition The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment. + 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=123577603&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://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 http://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 http://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 http://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 http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524 + Details
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