Period that a loan classified as Doubtful will remain outstanding.

No definition available.

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- Definition

Number of financing receivables that qualified as troubled debt restructurings.

+ References

No definition available.

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- Definition

The maximum loan to value percentage.

+ References

No definition available.

+ Details

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

- Definition

Percentage of the allowance for loan and lease losses as a percentage of total gross loans.

+ References

No definition available.

+ Details

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Data Type:	num:percentItemType
Balance Type:	na
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- Definition

The percentage of collateral coverage to loan balance, to consider restructured loan to performing and accrual status.

+ References

No definition available.

+ Details

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Balance Type:	na
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- Definition

The percentage of the gross loan portfolio that is secured by real estate.

+ References

No definition available.

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Data Type:	num:percentItemType
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- Definition

The percentage of unallocated allowance amount out of allowance for loan and lease losses.

+ References

No definition available.

+ Details

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- Definition

Amount of the reserve for unfunded commitments.

+ References

No definition available.

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Percentage of gross portfolio loans that are classified as loans modified under a troubled debt restructuring.

+ References

No definition available.

+ Details

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Data Type:	num:percentItemType
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- Definition

The fair value of financial assets, which are not recognized in the financial statements (off-balance sheet) because they fail to meet some other criterion for recognition.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 10
-Subparagraph (a)
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- Definition

Number of financing receivables that have been modified by troubled debt restructurings.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
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-Paragraph 33
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- Definition

The amount of the outstanding recorded investment related to financing receivables that have been modified by troubled debt restructurings.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 40
-Section 50
-Paragraph 4
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Balance Type:	debit
Period Type:	instant

- Definition

Number of financing receivables that have been modified by troubled debt restructurings within the previous 12 months and for which there was a payment default.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
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Balance Type:	na
Period Type:	duration

- Definition

Recorded investment in financing receivables that are on nonaccrual status as of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 7
-Subparagraph (a)
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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section 50
-Paragraph 14A
-Subparagraph (b)
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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- 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/2003/role/presentationRef
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- Definition

Reflects the unfunded portion of contractual agreements to lend funds to borrowers for loans whose terms have been modified by troubled debt restructuring.

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-Name Accounting Standards Codification
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Balance Type:	debit
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- Definition

Reflects the amount of additional interest income that would have been recorded if impaired or nonperforming loans were instead current, in compliance with their original terms, and outstanding throughout the reporting period or since origination (if held for part of the period).

+ References

+ Details

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- Definition

Recorded investment of consumer mortgage loan receivables secured by residential real estate properties for which formal foreclosure proceedings are in process.

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-Publisher FASB
-Name Accounting Standards Codification
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Amount of deferred fees paid by borrowers and unamortized costs incurred to originate loans and leases, unamortized loan commitments and loan syndication fees, and premiums over or discounts from face amounts of loans that are being amortized into income as an adjustment to yield. Excludes amounts for loans and leases covered under loss sharing agreements.

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-Name Accounting Standards Codification
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-Paragraph 1
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Note 4 - Loans (Details Textual) $ in Thousands	3 Months Ended			9 Months Ended		12 Months Ended
Note 4 - Loans (Details Textual) $ in Thousands	Sep. 30, 2017 USD ($)	Mar. 31, 2017	Sep. 30, 2016 USD ($)	Sep. 30, 2017 USD ($)	Sep. 30, 2016 USD ($)	Dec. 31, 2016 USD ($)
Unamortized Loan Commitment and Origination Fees and Unamortized Discounts or Premiums	$ 2,900			$ 2,900		$ 2,900
Loans and Leases Receivable, Impaired, Interest Lost on Nonaccrual Loans	75		$ 93	222	$ 249
Impaired Financing Receivable, Recorded Investment	$ 14,177			$ 14,177		18,794
Percentage of Collateral Coverage to Loan Balance to Consider Restructured Loan to Performing and Accrual Status		100.00%
Financing Receivable, Modifications, Number of Contracts			2	1	4
Financing Receivable, Recorded Investment, Nonaccrual Status	$ 7,605			$ 7,605		11,386
Loans and Leases Receivable, Impaired, Commitment to Lend	0			0		0
Financing Receivable, Modifications, Recorded Investment	$ 11,000			$ 11,000		$ 12,100
Financing Receivable, Number of Contracts Qualified as Troubled Debt Restructuring	118			118
Troubled Debt Restructurings Percentage of Gross Portfolio Loans	1.33%			1.33%		1.50%
Financing Receivable, Modifications, Subsequent Default, Number of Contracts	0		0	0	0
Mortgage Loans in Process of Foreclosure, Amount	$ 374			$ 374
Doubtful Grade Remaining Outstanding Period, Minimum				180 days
Loans and Leases Receivable, Allowance	$ 11,692			$ 11,692		$ 11,544
Percentage of Allowance for Loan and Lease Losses out of Net Loans	1.42%			1.42%		1.44%
Fair Value Disclosure, Off-balance Sheet Risks, Amount, Asset	$ 231,000			$ 231,000		$ 229,400
Reserve for Unfunded Commitments Included in Other Liabilities	$ 695			$ 695		$ 695
Percentage of Loan Portfolio Secured by Real Estate	76.00%			76.00%
Percentage of Unallocated Allowance Amount out of Allowance for Loan and Lease Losses				3.00%		4.00%
Maximum Loan to Value, Percentage				80.00%
Commercial Portfolio Segment [Member]
Impaired Financing Receivable, Recorded Investment	$ 2,980			$ 2,980		$ 3,525
Financing Receivable, Modifications, Number of Contracts			1		2
Financing Receivable, Recorded Investment, Nonaccrual Status	$ 2,309			$ 2,309		2,749
Commercial Portfolio Segment [Member] \| Line of Credit [Member]
Financing Receivable, Modifications, Number of Contracts				1
Financing Receivable, Recorded Investment, Nonaccrual Status	261			$ 261
Performing Financial Instruments [Member]
Impaired Financing Receivable, Recorded Investment	$ 6,600			$ 6,600		$ 7,100
Financing Receivable, Number of Contracts Qualified as Troubled Debt Restructuring	111			111