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Note 3 - Redeemable Noncontrolling Interest - Redeemable Noncontrolling Interest (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Redemption value adjustment $ (11,947) $ 123
Redeemable Noncontrolling Interest [Member]    
Balance 58,050 66,207
Net income 2,856 1,021
Foreign currency translation (881) (3,851)
Purchase of additional ownership interest (461) 0
Redemption value adjustment 11,947 (123)
Balance $ 71,511 $ 63,254