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Note 3 - Loans - Loans Acquired in Business Combinations (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021	Mar. 31, 2021
Outstanding principal balance	$ 836,423	$ 825,118	$ 638,202
Carrying amount	830,595	819,408
Real Estate 1 [Member] | Construction and Land Development [Member]
Outstanding principal balance	49,308	55,721	25,720
Real Estate 1 [Member] | Secured by Multi-family Residential Properties [Member]
Outstanding principal balance	290,408	291,990	236,870
Real Estate 1 [Member] | Other Real Estate Loans [Member]
Outstanding principal balance	384,191	364,921	248,864
Commercial and Industrial Loans [Member]
Outstanding principal balance	103,682	99,805	117,545
Consumer and Other Loans [Member]
Outstanding principal balance	8,834	$ 12,681	$ 9,203
Financial Asset Acquired and No Credit Deterioration [Member]
Outstanding principal balance	201,437
Carrying amount	198,137
Financial Asset Acquired and No Credit Deterioration [Member] | Real Estate 1 [Member] | Construction and Land Development [Member]
Carrying amount	14,277
Financial Asset Acquired and No Credit Deterioration [Member] | Real Estate 1 [Member] | Secured by Multi-family Residential Properties [Member]
Carrying amount	48,675
Financial Asset Acquired and No Credit Deterioration [Member] | Real Estate 1 [Member] | Other Real Estate Loans [Member]
Carrying amount	101,662
Financial Asset Acquired and No Credit Deterioration [Member] | Commercial and Industrial Loans [Member]
Carrying amount	28,931
Financial Asset Acquired and No Credit Deterioration [Member] | Consumer and Other Loans [Member]
Carrying amount	$ 4,592

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 https://asc.fasb.org/extlink&oid=124259787&loc=d3e4428-111522

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X

- Definition

Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements and loans held for sale.

+ 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 https://asc.fasb.org/extlink&oid=124259787&loc=d3e4428-111522

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.7)
-URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878

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