Note 3 - Redeemable Noncontrolling Interest - Redeemable Noncontrolling Interest (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Redemption value adjustment	$ 1,747	$ (1,570)	$ 1,870	$ (3,092)
Redeemable Noncontrolling Interest [Member]
Balance	63,254	59,904	66,207	61,227
Net income	672	(2,052)	1,693	(2,681)
Foreign currency translation	2,230	1,597	(1,621)	(619)
Purchase of additional ownership interest	(27,164)	0	(27,164)	0
Redemption value adjustment	(1,747)	1,570	(1,870)	3,092
Balance	$ 37,245	$ 61,019	$ 37,245	$ 61,019

- Definition

Carrying amount, attributable to parent and noncontrolling interests, of an entity's issued and outstanding stock which is not included within permanent equity. Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable. Includes any type of security that is redeemable at a fixed or determinable price or on a fixed or determinable date or dates, is redeemable at the option of the holder, or has conditions for redemption which are not solely within the control of the issuer. Includes stock with a put option held by an ESOP and stock redeemable by a holder only in the event of a change in control of the issuer.

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