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Carrying value as of the balance sheet date of obligations incurred and payable for statutory income, sales, use, payroll, excise, real, property and other taxes.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-03.15)

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 15

-Article 7

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-Name Regulation S-X (SX)

-Number 210

-Section 03

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-Subparagraph 1, 5

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-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

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Amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Unrecognized Tax Benefit

-URI http://asc.fasb.org/extlink&oid=6527854

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 15A

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-URI http://asc.fasb.org/extlink&oid=6907707&loc=SL6600010-109319

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Amount of statutory penalties accrued for a tax position claimed or expected to be claimed by the entity, in its tax return.

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-Publisher FASB

-Name Accounting Standards Codification

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Amount of interest expense accrued for an underpayment of income taxes.

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Note 5 - Income Taxes (Details) - Tax Reserves (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Note 5 - Income Taxes (Details) - Tax Reserves [Line Items]
Taxes	$ 113us-gaap_UnrecognizedTaxBenefits	$ 102us-gaap_UnrecognizedTaxBenefits	$ 73us-gaap_UnrecognizedTaxBenefits
Interest	30
Penalty	9
Total tax liability	152
State and Local Jurisdiction [Member]
Note 5 - Income Taxes (Details) - Tax Reserves [Line Items]
Taxes	113
Interest	30
Penalty	9
Total tax liability	$ 152