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Note 7 - Loans Receivable and Credit Disclosures - Composition of Loans Receivable (Details) - USD ($)
$ in Thousands

Jun. 30, 2021

Mar. 31, 2021

Dec. 31, 2020

Jun. 30, 2020

Mar. 31, 2020

Dec. 31, 2019

Loans receivable

$ 1,143,436

$ 1,147,577

Allowance for loan losses

(16,893)

$ (16,907)

(17,215)

$ (16,005)

$ (14,909)

$ (12,619)

Deferred loan fees and costs, net

^[1]

(2,108)

(857)

Loans receivable, net

1,124,435

1,129,505

Construction Real Estate [Member]

Loans receivable

46,164

45,497

Allowance for loan losses

(738)

(868)

(725)

(849)

(753)

(672)

Family Residential Real Estate 1-4 [Member]

Loans receivable

226,683

213,562

Allowance for loan losses

(2,603)

(2,383)

(2,581)

(2,505)

(2,336)

(2,122)

Commercial Real Estate Portfolio Segment [Member]

Loans receivable

498,561

496,357

Allowance for loan losses

(8,889)

(9,049)

(8,930)

(6,864)

(6,552)

(5,362)

Agriculture Real Estate [Member]

Loans receivable

152,157

151,992

Allowance for loan losses

(1,614)

(1,498)

(1,595)

(1,713)

(1,563)

(1,326)

Commercial Portfolio Segment [Member]

Loans receivable

^[2]

106,016

122,535

Allowance for loan losses

(1,140)

(1,262)

(1,453)

(1,994)

(1,672)

(1,458)

Agriculture [Member]

Loans receivable

98,233

102,586

Allowance for loan losses

(1,675)

(1,614)

(1,696)

(1,830)

(1,815)

(1,478)

Consumer and Other [Member]

Loans receivable

15,622

15,048

Allowance for loan losses

$ (234)

$ (233)

$ (235)

$ (250)

$ (218)

$ (201)

[1]	Deferred loan fees and costs, net includes $2.3 million and $0.9 million of fees, net of costs, related to the PPP loans as of June 30, 2021 and December 31, 2020, respectively.
[2]	Commercial loan portfolio includes $37.6 million and $50.9 million of Paycheck Protection Program ("PPP") loans as of June 30, 2021 and December 31, 2020, respectively.

X

- 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
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X

- Definition

Amount of deferred interest and fee income, unamortized costs incurred to originate loans and leases, unamortized loan commitments and loan syndication fees, and premiums over or discounts from face amounts of acquired loans. Excludes amounts 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 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.7)
-URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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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 http://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

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-Publisher FASB
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-Topic 310
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