Note 12 - Income Taxes (Details Textual) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Deferred Tax Liability, Repatriation of Foreign Earnings	$ 2,636	$ 2,572
Income Tax Expense (Benefit), Total	4,087	6,934
Income Tax Holiday, Aggregate Dollar Amount	860	740
Domestic Tax Authority [Member]
Operating Loss Carryforwards	39,220	47,800
State and Local Jurisdiction [Member]
Operating Loss Carryforwards	120,400	28,740
Foreign Tax Authority [Member]
Operating Loss Carryforwards	25,230	$ 36,040
Foreign Tax Authority [Member] | Srilanka, Mauritius, and Argentina Tax Authorities [Member]
Operating Loss Carryforwards	$ 1,110