Note 16 - Income Taxes - Significant Components of Provision for Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Current:
Federal	$ 6,991	$ (782)	$ 17,808
State	2,882	2,078	1,367
Foreign	1,544	1,810	2,215
Deferred
Federal	5,121	11,325	865
State	269	538	193
Foreign	(809)	(430)	(1,918)
Valuation Allowance	1,540	528	2,127
Total	$ 17,538	$ 15,067	$ 22,657

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

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