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Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.

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Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations.

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Amount of deferred federal income tax expense (benefit) pertaining to income (loss) from continuing operations.

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Note 7 - Income Taxes (Details) - Income Tax Provision (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Current:
Federal									$ (7)us-gaap_CurrentFederalTaxExpenseBenefit	$ (329)us-gaap_CurrentFederalTaxExpenseBenefit	$ (13)us-gaap_CurrentFederalTaxExpenseBenefit
State									19	7	(56)
Foreign									110us-gaap_CurrentForeignTaxExpenseBenefit	159us-gaap_CurrentForeignTaxExpenseBenefit	366us-gaap_CurrentForeignTaxExpenseBenefit
									122us-gaap_CurrentIncomeTaxExpenseBenefit	(163)us-gaap_CurrentIncomeTaxExpenseBenefit	297us-gaap_CurrentIncomeTaxExpenseBenefit
Deferred:
Federal									32	33	(12)
Foreign									65	76	(67)
									97us-gaap_DeferredIncomeTaxExpenseBenefit	109us-gaap_DeferredIncomeTaxExpenseBenefit	(79)us-gaap_DeferredIncomeTaxExpenseBenefit
Tax (benefit) provision	$ 41us-gaap_IncomeTaxExpenseBenefit	$ 97us-gaap_IncomeTaxExpenseBenefit	$ 44us-gaap_IncomeTaxExpenseBenefit	$ 37us-gaap_IncomeTaxExpenseBenefit	$ 43us-gaap_IncomeTaxExpenseBenefit	$ (169)us-gaap_IncomeTaxExpenseBenefit	$ 90us-gaap_IncomeTaxExpenseBenefit	$ (18)us-gaap_IncomeTaxExpenseBenefit	$ 219us-gaap_IncomeTaxExpenseBenefit	$ (54)us-gaap_IncomeTaxExpenseBenefit	$ 218us-gaap_IncomeTaxExpenseBenefit