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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
	Mar. 31, 2014	Mar. 31, 2013
Major Components of Income Tax Provision (Benefit) [Abstract]
Domestic	$ 6,499	$ 3,137
Foreign	156	115
Total current income tax provision	6,655	3,252
Domestic	(3,130)	4,163
Foreign	258
Total deferred income tax provision	(2,872)	4,163
Total income tax provision	$ 3,783	$ 7,415

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.