Number of loans that are 90 days or more past due and still accruing.

No definition available.

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- Definition

Number of loans that are 90 days or more past due.

+ References

No definition available.

+ Details

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- Definition

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

+ References

No definition available.

+ Details

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- Definition

The amount of the outstanding recorded investment related to financing receivables that have been modified by troubled debt restructurings that are past due at the balance sheet date.

+ References

No definition available.

+ Details

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- Definition

Number of contracts of financing receivables that are on nonaccrual status as of the balance sheet date.

+ References

No definition available.

+ Details

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- Definition

Represents the number of troubled debt financing receivables.

+ References

No definition available.

+ Details

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- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953676-111524

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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

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 40
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=82895541&loc=d3e18845-111554

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Recorded investment in financing receivables that are 90 days or more past due and still accruing.

+ 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 (d)
-URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5111-111524

+ Details

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Period Type:	instant

- 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)
-URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5111-111524

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

- Definition

Amount of receivables for which the allowance for credit losses had previously been measured under a general allowance for credit losses methodology, and are now identified as troubled debt restructurings.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
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Note 3 - Loans Receivable (Details Textual)	9 Months Ended		12 Months Ended
Note 3 - Loans Receivable (Details Textual)	Sep. 30, 2017 USD ($)	Sep. 30, 2016	Dec. 31, 2015	Mar. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing					$ 4,000
Financing Receivable, Recorded Investment, Nonaccrual Status	$ 700,000				$ 924,000
Financing Receivable, 90 Days Past Due and Still Accruing, Number of Loans					2
Financing Receivable, Modifications, Recorded Investment	$ 4,200,000				$ 6,400,000
Financing Receivable, Troubled Debt Restructuring, Number of Contracts	5
Financing Receivable, Modifications, Recorded Investment, Past Due	$ 757,000
Financing Receivable, Modifications, Number of Contracts	1	0	2
Receivables, Change in Method of Calculating Impairment, Recorded Investment				$ 18,000
Financing Receivable, Modifications, Number of Contracts Past Due	3
Performing Financial Instruments [Member]
Financing Receivable, Modifications, Recorded Investment	$ 3,900,000
Financing Receivable, Troubled Debt Restructuring, Number of Contracts	2
Nonperforming Financial Instruments [Member]
Financing Receivable, Modifications, Recorded Investment	$ 238,000
Financing Receivable, Troubled Debt Restructuring, Number of Contracts	3
Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing	$ 1,000,000
Financing Receivable, Number of Contracts, Nonaccrual Status	2
Financing Receivable, Recorded Investment, Nonaccrual Status	$ 19
Credits [Member]
Financing Receivable, 90 Days Past Due, Number of Loans	8
Credit Card Receivable [Member]
Financing Receivable, 90 Days Past Due, Number of Loans	3