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Note 3 - Income Taxes (Details) - Major Components of Income Tax Provision (Benefit) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Major Components of Income Tax Provision (Benefit) [Abstract]
Domestic	$ (778)	$ (5,641)	$ 4,529	$ (1,476)
Foreign	3	114	386	344
Total current income tax provision (benefit)	(775)	(5,527)	4,915	(1,132)
Domestic	2,043	3,390	(4,973)	4,166
Foreign	(1,088)	(405)	(1,004)	(4,956)
Total deferred income tax provision (benefit)	955	2,985	(5,977)	(790)
Total income tax provision (benefit)	$ 180	$ (2,542)	$ (1,062)	$ (1,922)

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

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

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

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

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