Note 17 - Income Taxes - Components of Income Tax Provision (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Current:
Federal	$ 0	$ 0	$ 0
State	400	363	172
Foreign	25,096	61,574	16,969
Total current income tax expense	25,496	61,937	17,141
Deferred:
Federal	(3,267)	22,682	(12,179)
State	9,301	7,277	4,671
Foreign	(6,680)	(24,893)	35,980
Total deferred tax provision (benefit)	(646)	5,066	28,472
Total Income tax provision	$ 24,850	$ 67,003	$ 45,613