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Note 6 - Premises and Equipment (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)
Note 6 - Premises and Equipment (Details) [Line Items]
Depreciation	$ 6,100	$ 4,600	$ 3,900
Number of Stores	35
Lessor Leasing Arrangements, Operating Leases, Renewal Term	5 years
Operating Leases, Rent Expense, Net	$ 8,500	$ 7,500	$ 6,900
Number of Subleased Premises	6	2	2
Reduction Of Rent Expense	$ 435	$ 114	$ 57
Minimum [Member]
Note 6 - Premises and Equipment (Details) [Line Items]
Lessee Leasing Arrangements, Operating Leases, Term of Contract	5 years
Maximum [Member]
Note 6 - Premises and Equipment (Details) [Line Items]
Lessee Leasing Arrangements, Operating Leases, Term of Contract	10 years

X

- References

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- Definition

The number of premises subleased for use by the company.

+ References

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- Definition

Represents a reduction to rent expense.

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- Definition

The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585

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- Definition

Term of the lessee's leasing arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

Term of the lessor's leasing arrangement renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

Represents the number of stores.

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- Definition

Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41499-112717

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