Basis of presentation.

No definition available.

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- Definition

Debt instrument interest only payment granted period.

+ References

No definition available.

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- Definition

Financing receivable had extended the initial modification period amount.

+ References

No definition available.

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- Definition

Financing receivable minimum unamortized fee received.

+ References

No definition available.

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- Definition

Loan application deadline date.

+ References

No definition available.

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- Definition

Loans amount forgiven during period.

+ References

No definition available.

+ Details

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- Definition

Loans originated amount during period.

+ References

No definition available.

+ Details

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Balance Type:	credit
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- Definition

Number of loans closed.

+ References

No definition available.

+ Details

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- Definition

Number of loans forgiven.

+ References

No definition available.

+ Details

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- Definition

Number of loans had extended initial modification period.

+ References

No definition available.

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- Definition

Number of loans originated.

+ References

No definition available.

+ Details

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- Definition

Number of loans outstanding.

+ References

No definition available.

+ Details

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- Definition

Number of modified loans.

+ References

No definition available.

+ Details

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- Definition

Percentage of loan origination fees received.

+ References

No definition available.

+ Details

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of financing receivable modified on trial basis.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953676-111524

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Balance Type:	debit
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- 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
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-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
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-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

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- Definition

The cash inflow associated with the collection, including prepayments, of loans receivable issued for financing of goods and services.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 12
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3179-108585

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Note 1 - Basis of Presentation (Details Textual)	6 Months Ended	15 Months Ended
Note 1 - Basis of Presentation (Details Textual)	Jun. 30, 2021 USD ($) loan	Jun. 30, 2021 USD ($) loan	Dec. 31, 2020 USD ($)
Basis Of Presentation [Line Items]
Financing receivable, outstanding balance	$ 909,721,000	$ 909,721,000	$ 909,216,000
Interest only payment granted period	90 days
Commercial Loans [Member]
Basis Of Presentation [Line Items]
Number of modified loans \| loan		276
Loans modifications amount		$ 187,936,000
Retail Loans [Member]
Basis Of Presentation [Line Items]
Number of modified loans \| loan		49
Loans modifications amount		$ 9,108,000
Commercial Portfolio Segment [Member]
Basis Of Presentation [Line Items]
Number of modified loans \| loan	0
Retail Portfolio Segment [Member]
Basis Of Presentation [Line Items]
Number of loans had extended initial modification period \| loan	2	2
Financing receivable had extended the initial modification period amount	$ 232,000	$ 232,000
Paycheck Protection Program [Member]
Basis Of Presentation [Line Items]
Loans originated amount	$ 35,021,000
Number of loans originated \| loan	315
Loans forgiven amount	$ 62,085,000
Number of loans forgiven \| loan	526
Number of loans closed \| loan		975
Loans originated amount		$ 117,496,000
Number of loans outstanding \| loan	449	449
Financing receivable, outstanding balance	$ 54,627,000	$ 54,627,000
Loan origination fee received per loan	2,500
Paycheck Protection Program [Member] \| Second-draw Customers [Member]
Basis Of Presentation [Line Items]
Loans originated amount	$ 32,240,000
Number of loans originated \| loan	244
Paycheck Protection Program [Member] \| First-draw Customers [Member]
Basis Of Presentation [Line Items]
Loans originated amount	$ 2,781,000
Number of loans originated \| loan	71
Minimum [Member]
Basis Of Presentation [Line Items]
Loan application deadline date	Mar. 31, 2021
Minimum [Member] \| Paycheck Protection Program [Member]
Basis Of Presentation [Line Items]
Percentage of loan origination fees received	1.00%
Maximum [Member]
Basis Of Presentation [Line Items]
Loan application deadline date	May 31, 2021
Maximum [Member] \| Paycheck Protection Program [Member]
Basis Of Presentation [Line Items]
Percentage of loan origination fees received	5.00%